The Number

40721

Forty Thousand Seven Hundred and Twenty-One

In Base 13 Tridecimal Is

156c513

The numbers with a 13 subscript use Base 13 Tridecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

40718
156c213
Forty Thousand Seven Hundred and Eightteen in Base 13 Tridecimal
40719
156c313
Forty Thousand Seven Hundred and Nineteen in Base 13 Tridecimal
40720
156c413
Forty Thousand Seven Hundred and Twenty in Base 13 Tridecimal
40722
156c613
Forty Thousand Seven Hundred and Twenty-Two in Base 13 Tridecimal
40723
156c713
Forty Thousand Seven Hundred and Twenty-Three in Base 13 Tridecimal
40724
156c813
Forty Thousand Seven Hundred and Twenty-Four in Base 13 Tridecimal

Scientific Notation

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

4.0721e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000916c2598b4c1a213

The reciprocal of 40721 in Base 13 Tridecimal.

Palindrome?

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

The number 156c513 is not a palindrome.

Not A Prime Number

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

Forty thousand seven hundred and twenty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 13 Tridecimal

A Composite

Composites have more than just these two factors.

Forty thousand seven hundred and twenty-one is a composite number with 4 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 forty thousand seven hundred and twenty-one has the following 2 prime factors:

43
3413
Forty-Three in Base 13 Tridecimal
947
57b13
Nine Hundred and Forty-Seven in Base 13 Tridecimal

Prime Factorization

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

34131 · 57b131 = 156c513

Base Conversions

The number forty thousand seven hundred and twenty-one in 35 different bases