The Number

221309

Two Hundred and Twenty-One Thousand Three Hundred and Nine

In Base 8 Octal Is

6601758

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

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

Nearby Numbers

Positive, nonzero integers within three units

221306
6601728
Two Hundred and Twenty-One Thousand Three Hundred and Six in Base 8 Octal
221307
6601738
Two Hundred and Twenty-One Thousand Three Hundred and Seven in Base 8 Octal
221308
6601748
Two Hundred and Twenty-One Thousand Three Hundred and Eight in Base 8 Octal
221310
6601768
Two Hundred and Twenty-One Thousand Three Hundred and Ten in Base 8 Octal
221311
6601778
Two Hundred and Twenty-One Thousand Three Hundred and Eleven in Base 8 Octal
221312
6602008
Two Hundred and Twenty-One Thousand Three Hundred and Twelve in Base 8 Octal

Scientific Notation

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

2.21309e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000011363615470632645448

The reciprocal of 221309 in Base 8 Octal.

Palindrome?

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

The number 6601758 is not a palindrome.

Not A Prime Number

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

Two hundred and twenty-one thousand three hundred and nine is a composite number with 12 total factors (including 1 and itself).   See primes in Base 8 Octal

A Composite

Composites have more than just these two factors.

Two hundred and twenty-one thousand three hundred and nine is a composite number with 12 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 hundred and twenty-one thousand three hundred and nine has the following 3 prime factors:

11
138
Eleven in Base 8 Octal
31
378
Thirty-One in Base 8 Octal
59
738
Fifty-Nine in Base 8 Octal

Prime Factorization

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

1382 · 3781 · 7381 = 6601758

Base Conversions

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