The Number

21241

Twenty-One Thousand Two Hundred and Forty-One

In Base 8 Octal Is

513718

The numbers with a 8 subscript use Base 8 Octal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21238
513668
Twenty-One Thousand Two Hundred and Thirty-Eight in Base 8 Octal
21239
513678
Twenty-One Thousand Two Hundred and Thirty-Nine in Base 8 Octal
21240
513708
Twenty-One Thousand Two Hundred and Forty in Base 8 Octal
21242
513728
Twenty-One Thousand Two Hundred and Forty-Two in Base 8 Octal
21243
513738
Twenty-One Thousand Two Hundred and Forty-Three in Base 8 Octal
21244
513748
Twenty-One Thousand Two Hundred and Forty-Four in Base 8 Octal

Scientific Notation

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

2.1241e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00001425663374262215078

The reciprocal of 21241 in Base 8 Octal.

Palindrome?

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

The number 513718 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 two hundred and forty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 8 Octal

A Composite

Composites have more than just these two factors.

Twenty-one thousand two hundred and forty-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-one thousand two hundred and forty-one has the following 2 prime factors:

11
138
Eleven in Base 8 Octal
1931
36138
One Thousand Nine Hundred and Thirty-One in Base 8 Octal

Prime Factorization

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

1381 · 361381 = 513718

Base Conversions

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