The Number

21315

Twenty-One Thousand Three Hundred and Fifteen

In Base 5 Quinary Is

11402305

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

For more familiar numbers: See Twenty-One Thousand Three Hundred and Fifteen in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

21312
11402225
Twenty-One Thousand Three Hundred and Twelve in Base 5 Quinary
21313
11402235
Twenty-One Thousand Three Hundred and Thirteen in Base 5 Quinary
21314
11402245
Twenty-One Thousand Three Hundred and Fourteen in Base 5 Quinary
21316
11402315
Twenty-One Thousand Three Hundred and Sixteen in Base 5 Quinary
21317
11402325
Twenty-One Thousand Three Hundred and Seventeen in Base 5 Quinary
21318
11402335
Twenty-One Thousand Three Hundred and Eightteen in Base 5 Quinary

Scientific Notation

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

2.1315e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000000331303431414330144444115

The reciprocal of 21315 in Base 5 Quinary.

Palindrome?

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

The number 11402305 is not a palindrome.

Not A Prime Number

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

Twenty-one thousand three hundred and fifteen is a composite number with 24 total factors (including 1 and itself).   See primes in Base 5 Quinary

A Composite

Composites have more than just these two factors.

Twenty-one thousand three hundred and fifteen is a composite number with 24 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 twenty-one thousand three hundred and fifteen has the following 4 prime factors:

3
35
Three in Base 5 Quinary
5
105
Five in Base 5 Quinary
7
125
Seven in Base 5 Quinary
29
1045
Twenty-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

351 · 1051 · 1252 · 10451 = 11402305

Base Conversions

The number twenty-one thousand three hundred and fifteen in 35 different bases