The Number

51

Fifty-One

In Base 9 Nonary Is

569

The numbers with a 9 subscript use Base 9 Nonary notation.

For more familiar numbers: See Fifty-One in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

48
539
Forty-Eight in Base 9 Nonary
49
549
Forty-Nine in Base 9 Nonary
50
559
Fifty in Base 9 Nonary
52
579
Fifty-Two in Base 9 Nonary
53
589
Fifty-Three in Base 9 Nonary
54
609
Fifty-Four in Base 9 Nonary

Scientific Notation

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

5.1e1

Reciprocal

A number multiplied with its reciprocal is one.

0.01525736315257363139

The reciprocal of 51 in Base 9 Nonary.

Palindrome?

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

The number 569 is not a palindrome.

Not A Prime Number

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

Fifty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 9 Nonary

A Composite

Composites have more than just these two factors.

Fifty-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 fifty-one has the following 2 prime factors:

3
39
Three in Base 9 Nonary
17
189
Seventeen in Base 9 Nonary

Prime Factorization

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

391 · 1891 = 569

Base Conversions

The number fifty-one in 35 different bases