指数表記変換

指数表記との相互変換

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Decimal to Scientific Notation

Decimal Number

1.23456789 × 10⁸

1.23456789e+8

Scientific Notation to Decimal

× 10

123000

Engineering Notation

123.457 × 10^6

Exponent is multiple of 3 (kilo, mega, giga, etc.)

SI Prefix Form

123.457 M

mega (10⁶)

Number Formats

Standard:123,456,789Scientific (E notation):1.23456789e+8Significant Figures (3):1.23e+8Significant Figures (5):1.2346e+8

Precision Calculator

Number

Decimal Places

3.1416

SI Prefixes Reference

PrefixSymbolFactorValueyottaY10²⁴1,000,000,000,000,000,000,000,000zettaZ10²¹1,000,000,000,000,000,000,000exaE10¹⁸1,000,000,000,000,000,000petaP10¹⁵1,000,000,000,000,000teraT10¹²1,000,000,000,000gigaG10⁹1,000,000,000megaM10⁶1,000,000kilok10³1,000hectoh10²100decada10¹10(base)10⁰1decid10^-10.1centic10^-20.01millim10^-30.001microμ10^-60.000001nanon10^-90.000000001picop10^-120.000000000001femtof10^-150.000000000000001attoa10^-180.000000000000000001

Powers of 10

10^-10010^-9010^-8010^-7010^-6010^-5010^-4010^-30.00110^-20.0110^-10.110⁰110¹1010²10010³100010⁴1000010⁵10000010⁶100000010⁷1000000010⁸10000000010⁹100000000010¹⁰10000000000

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指数表記との相互変換

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指数表記変換

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