The Number

642130

Six Hundred and Forty-Two Thousand One Hundred and Thirty

Nearby Numbers

Positive, nonzero integers within three units

642127
Six Hundred and Forty-Two Thousand One Hundred and Twenty-Seven
642128
Six Hundred and Forty-Two Thousand One Hundred and Twenty-Eight
642129
Six Hundred and Forty-Two Thousand One Hundred and Twenty-Nine
642131
Six Hundred and Forty-Two Thousand One Hundred and Thirty-One
642132
Six Hundred and Forty-Two Thousand One Hundred and Thirty-Two
642133
Six Hundred and Forty-Two Thousand One Hundred and Thirty-Three

Scientific Notation

Scientific notation expresses a quantity as the product of its significand with 10 raised to an integer exponent.

6.42130e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000015573170541790604

The reciprocal of 642130.

Palindrome?

A numerical palindrome has the same value when all of its digits are reversed.

The number 642130 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Six hundred and forty-two thousand one hundred and thirty is a composite number with 16 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

Six hundred and forty-two thousand one hundred and thirty is a composite number with 16 total factors (including 1 and itself).

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number six hundred and forty-two thousand one hundred and thirty has the following 4 prime factors:

2
Two
5
Five
157
One Hundred and Fifty-Seven
409
Four Hundred and Nine

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

21 · 51 · 1571 · 4091 = 642130

Base Conversions

The number six hundred and forty-two thousand one hundred and thirty in 35 different bases