The Number

20381

Twenty Thousand Three Hundred and Eighty-One

In Base 9 Nonary Is

308559

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

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

Nearby Numbers

Positive, nonzero integers within three units

20378
308529
Twenty Thousand Three Hundred and Seventy-Eight in Base 9 Nonary
20379
308539
Twenty Thousand Three Hundred and Seventy-Nine in Base 9 Nonary
20380
308549
Twenty Thousand Three Hundred and Eighty in Base 9 Nonary
20382
308569
Twenty Thousand Three Hundred and Eighty-Two in Base 9 Nonary
20383
308579
Twenty Thousand Three Hundred and Eighty-Three in Base 9 Nonary
20384
308589
Twenty Thousand Three Hundred and Eighty-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.

2.0381e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000280608125427885869

The reciprocal of 20381 in Base 9 Nonary.

Palindrome?

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

The number 308559 is not a palindrome.

Not A Prime Number

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

Twenty thousand three hundred and eighty-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.

Twenty thousand three hundred and eighty-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 twenty thousand three hundred and eighty-one has the following 2 prime factors:

89
1089
Eighty-Nine in Base 9 Nonary
229
2749
Two Hundred and Twenty-Nine in Base 9 Nonary

Prime Factorization

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

10891 · 27491 = 308559

Base Conversions

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