The Number

87131

Eighty-Seven Thousand One Hundred and Thirty-One

In Base 5 Quinary Is

102420115

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

For more familiar numbers: See Eighty-Seven Thousand One Hundred and Thirty-One in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

87128
102420035
Eighty-Seven Thousand One Hundred and Twenty-Eight in Base 5 Quinary
87129
102420045
Eighty-Seven Thousand One Hundred and Twenty-Nine in Base 5 Quinary
87130
102420105
Eighty-Seven Thousand One Hundred and Thirty in Base 5 Quinary
87132
102420125
Eighty-Seven Thousand One Hundred and Thirty-Two in Base 5 Quinary
87133
102420135
Eighty-Seven Thousand One Hundred and Thirty-Three in Base 5 Quinary
87134
102420145
Eighty-Seven Thousand One Hundred and Thirty-Four in Base 5 Quinary

Scientific Notation

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

8.7131e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000000422014441413041030434435

The reciprocal of 87131 in Base 5 Quinary.

Palindrome?

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

The number 102420115 is not a palindrome.

Not A Prime Number

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

Eighty-seven thousand one hundred and thirty-one is a composite number with 6 total factors (including 1 and itself).   See primes in Base 5 Quinary

A Composite

Composites have more than just these two factors.

Eighty-seven thousand one hundred and thirty-one is a composite number with 6 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 eighty-seven thousand one hundred and thirty-one has the following 2 prime factors:

11
215
Eleven in Base 5 Quinary
89
3245
Eighty-Nine in Base 5 Quinary

Prime Factorization

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

2151 · 32452 = 102420115

Base Conversions

The number eighty-seven thousand one hundred and thirty-one in 35 different bases