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: ,

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N = M \cdot n^p,

  • N  ;
  • M  ;
  • ;
  • p ()  ;
  • n^p  .

:

1 000 000 ( ): 1{,}0 \cdot 10^6; N = 1 000 000, M = 1,0, n = 10, p = 6.


1 201 000 ( ): 1{,}201 \cdot 10^6; N = 1 201 000, M = 1,201, n = 10, p = 6.


1 246 145 000 ( ): -1{,}246145 \cdot 10^9; N = 1 246 145 000, M = 1,246145, n = 10, p = 9.


0,000001 ( ):1{,}0 \cdot 10^{-6}; N = 0,000001, M = 1,0, n = 10, p = 6.


0,000000231 ( ):231 \cdot 10^{-9} = 2{,}31 \cdot 100 \cdot 10^{-9} = 2{,}31 \cdot 10^2 \cdot 10^{-9} = 2{,}31 \cdot 10^{-9 + 2} = 2{,}31 \cdot 10^{-7} ; N = 0,000000231, M = 2,31, n = 10, p = 7.

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a\cdot 10^b ; 350 3{,}5\cdot 10^2 35\cdot 10^1 350\cdot 10^0.

, b , a , (1\leq|a|<10). , 350 3{,}5\cdot 10^2. . ( ), 0{,}<1|a|\leqslant1: 350=0.35\cdot 10^3.

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, n=10 ( ).

( ) MEp, :

M  ,

E (exponent)  E, «*10^» (« »).

p  ,

:

~\text{1,602176565E-19} = 1{,}602176565\cdot 10^{-19} ( );

~\text{1,380650424E-23} = 1{,}380650424\cdot10^{-23} ( );

~\text{6,02214179E23} = 6{,}02214179\cdot10^{23} ( ).

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  •  (.)