The Number

81072

Eighty-One Thousand and Seventy-Two

In Base 5 Quinary Is

100432425

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

For more familiar numbers: See Eighty-One Thousand and Seventy-Two in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

81069
100432345
Eighty-One Thousand and Sixty-Nine in Base 5 Quinary
81070
100432405
Eighty-One Thousand and Seventy in Base 5 Quinary
81071
100432415
Eighty-One Thousand and Seventy-One in Base 5 Quinary
81073
100432435
Eighty-One Thousand and Seventy-Three in Base 5 Quinary
81074
100432445
Eighty-One Thousand and Seventy-Four in Base 5 Quinary
81075
100433005
Eighty-One Thousand and Seventy-Five in Base 5 Quinary

Scientific Notation

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

8.1072e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000000044021200302422314421435

The reciprocal of 81072 in Base 5 Quinary.

Palindrome?

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

The number 100432425 is not a palindrome.

Not A Prime Number

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

Eighty-one thousand and seventy-two is a composite number with 30 total factors (including 1 and itself).   See primes in Base 5 Quinary

A Composite

Composites have more than just these two factors.

Eighty-one thousand and seventy-two is a composite number with 30 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-one thousand and seventy-two has the following 3 prime factors:

2
25
Two in Base 5 Quinary
3
35
Three in Base 5 Quinary
563
42235
Five Hundred and Sixty-Three in Base 5 Quinary

Prime Factorization

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

254 · 352 · 422351 = 100432425

Base Conversions

The number eighty-one thousand and seventy-two in 35 different bases