Lakhs to Trillions (short Scale) (lakh to T)

1 lakh equals 1×10⁻⁷ trillions (short scale) exactly.

1 lakh = 1×10⁻⁷ trillions (short scale)

How to convert lakhs to trillions (short scale)

To convert lakhs to trillions (short scale), multiply the number of lakhs by 1×10⁻⁷. This factor is exact. To go the other way, multiply trillions (short scale) by 10,000,000.

trillions (short scale) = lakhs × 1×10⁻⁷

Example: 10 lakhs = 0.000001 trillions (short scale).

Large-number names differ around the world: this site uses the short scale (billion = 10⁹) by default, and lists the long-scale billion separately.

About these units

Lakh (lakh)

Indian subcontinentCurrent unit

One hundred thousand (10⁵). The standard unit in the Indian numbering system, written 1,00,000.

Gambling stakes may have named the lakh. The Sanskrit word lakṣa originally meant a mark, a target or a stake in gambling, and in the Classical Sanskrit of the Gupta era it became the numeral for 100,000. English borrowed it from South Asia, and other languages did too: in Malay and Indonesian, laksa means 10,000 instead. The Indian numbering system gives a name to nearly every second power of ten, which is why a hundred thousand gets its own word rather than being called ten myriads or a hundred thousands.

A lakh is 100,000, written 1,00,000 under Indian digit grouping: the first three digits from the right form one group and every later group has two digits. It is the everyday system in India, Pakistan and Bangladesh, where it is preferred over the international one. Rupee amounts are stated in lakhs, so 150,000 rupees is 1.5 lakh. Indian English also uses lakhs of as a loose phrase for very many, and formal publications usually give foreign currencies in the international system and rupees in lakhs and crores.

1 lakh = 100,000 pieces (exactly).

Sources: Wikipedia: Lakh; Wikipedia: Indian numbering system

Trillion (short Scale) (T)

General & non-SICurrent unit

One thousand billion (10¹²) in the short scale used in English.

A trillion is a thousand billion, 10¹², and its name fits the short-scale pattern in which each new name multiplies by a thousand: million, billion, trillion, quadrillion. The prefix tri- is Latin for three, and in Jehan Adam's 1475 scheme trimillion meant the third power of a million, 10¹⁸. That is still the long-scale meaning of trillion, so the short-scale trillion equals the long-scale billion.

The SI prefix for 10¹² is tera-. Where the long scale is used, including continental Europe, French Canada, and the Spanish-speaking Americas, the same word names 10¹⁸. A trillion seconds is about 31,700 years. Trillions turn up in energy statistics: an explainer from the U.S. Energy Information Administration cites U.S. natural gas consumption of 32.51 trillion cubic feet, which it converts to 33.61 quads.

1 trillion (short scale) = 1,000,000,000,000 pieces (exactly).

Sources: Wikipedia: Names of large numbers; U.S. EIA: British thermal units (Btu); BIPM SI Brochure, 9th edition (2019)

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