The Number

215501

Two Hundred and Fifteen Thousand Five Hundred and One

In Base 21 Unovigesimal Is

125dk21

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

For more familiar numbers: See Two Hundred and Fifteen Thousand Five Hundred and One in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

215498
125dh21
Two Hundred and Fifteen Thousand Four Hundred and Ninety-Eight in Base 21 Unovigesimal
215499
125di21
Two Hundred and Fifteen Thousand Four Hundred and Ninety-Nine in Base 21 Unovigesimal
215500
125dj21
Two Hundred and Fifteen Thousand Five Hundred in Base 21 Unovigesimal
215502
125e021
Two Hundred and Fifteen Thousand Five Hundred and Two in Base 21 Unovigesimal
215503
125e121
Two Hundred and Fifteen Thousand Five Hundred and Three in Base 21 Unovigesimal
215504
125e221
Two Hundred and Fifteen Thousand Five Hundred and Four in Base 21 Unovigesimal

Scientific Notation

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

2.15501e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000ijke63d8h9e321

The reciprocal of 215501 in Base 21 Unovigesimal.

Palindrome?

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

The number 125dk21 is not a palindrome.

Not A Prime Number

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

Two hundred and fifteen thousand five hundred and one is a composite number with 12 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Two hundred and fifteen thousand five hundred and one is a composite number with 12 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 two hundred and fifteen thousand five hundred and one has the following 3 prime factors:

11
b21
Eleven in Base 21 Unovigesimal
13
d21
Thirteen in Base 21 Unovigesimal
137
6b21
One Hundred and Thirty-Seven in Base 21 Unovigesimal

Prime Factorization

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

b212 · d211 · 6b211 = 125dk21

Base Conversions

The number two hundred and fifteen thousand five hundred and one in 35 different bases