The Number

2139

Two Thousand One Hundred and Thirty-Nine

In Base 9 Nonary Is

28369

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

For more familiar numbers: See Two Thousand One Hundred and Thirty-Nine in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

2136
28339
Two Thousand One Hundred and Thirty-Six in Base 9 Nonary
2137
28349
Two Thousand One Hundred and Thirty-Seven in Base 9 Nonary
2138
28359
Two Thousand One Hundred and Thirty-Eight in Base 9 Nonary
2140
28379
Two Thousand One Hundred and Forty in Base 9 Nonary
2141
28389
Two Thousand One Hundred and Forty-One in Base 9 Nonary
2142
28409
Two Thousand One Hundred and Forty-Two in Base 9 Nonary

Scientific Notation

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

2.139e3

Reciprocal

A number multiplied with its reciprocal is one.

0.0003054062208664857259

The reciprocal of 2139 in Base 9 Nonary.

Palindrome?

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

The number 28369 is not a palindrome.

Not A Prime Number

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

Two thousand one hundred and thirty-nine is a composite number with 8 total factors (including 1 and itself).   See primes in Base 9 Nonary

A Composite

Composites have more than just these two factors.

Two thousand one hundred and thirty-nine is a composite number with 8 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 thousand one hundred and thirty-nine has the following 3 prime factors:

3
39
Three in Base 9 Nonary
23
259
Twenty-Three in Base 9 Nonary
31
349
Thirty-One 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 · 2591 · 3491 = 28369

Base Conversions

The number two thousand one hundred and thirty-nine in 35 different bases