The Number

642100

Six Hundred and Forty-Two Thousand One Hundred

In Base 5 Quinary Is

1310214005

The numbers with a 5 subscript use Base 5 Quinary notation.

For more familiar numbers: See Six Hundred and Forty-Two Thousand One Hundred in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

642097
1310213425
Six Hundred and Forty-Two Thousand and Ninety-Seven in Base 5 Quinary
642098
1310213435
Six Hundred and Forty-Two Thousand and Ninety-Eight in Base 5 Quinary
642099
1310213445
Six Hundred and Forty-Two Thousand and Ninety-Nine in Base 5 Quinary
642101
1310214015
Six Hundred and Forty-Two Thousand One Hundred and One in Base 5 Quinary
642102
1310214025
Six Hundred and Forty-Two Thousand One Hundred and Two in Base 5 Quinary
642103
1310214035
Six Hundred and Forty-Two Thousand One Hundred and Three in Base 5 Quinary

Scientific Notation

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

6.42100e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00000000301010234031321011131215

The reciprocal of 642100 in Base 5 Quinary.

Palindrome?

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

The number 1310214005 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 is a composite number with 18 total factors (including 1 and itself).   See primes in Base 5 Quinary

A Composite

Composites have more than just these two factors.

Six hundred and forty-two thousand one hundred is a composite number with 18 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 has the following 3 prime factors:

2
25
Two in Base 5 Quinary
5
105
Five in Base 5 Quinary
6421
2011415
Six Thousand Four Hundred and Twenty-One in Base 5 Quinary

Prime Factorization

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

252 · 1052 · 20114151 = 1310214005

Base Conversions

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