The Number

212139

Two Hundred and Twelve Thousand One Hundred and Thirty-Nine

In Base 18 Octodecimal Is

206d918

The numbers with a 18 subscript use Base 18 Octodecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

212136
206d618
Two Hundred and Twelve Thousand One Hundred and Thirty-Six in Base 18 Octodecimal
212137
206d718
Two Hundred and Twelve Thousand One Hundred and Thirty-Seven in Base 18 Octodecimal
212138
206d818
Two Hundred and Twelve Thousand One Hundred and Thirty-Eight in Base 18 Octodecimal
212140
206da18
Two Hundred and Twelve Thousand One Hundred and Forty in Base 18 Octodecimal
212141
206db18
Two Hundred and Twelve Thousand One Hundred and Forty-One in Base 18 Octodecimal
212142
206dc18
Two Hundred and Twelve Thousand One Hundred and Forty-Two in Base 18 Octodecimal

Scientific Notation

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

2.12139e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00008g5gfh4b91c1218

The reciprocal of 212139 in Base 18 Octodecimal.

Palindrome?

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

The number 206d918 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 twelve thousand one hundred and thirty-nine is a composite number with 16 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Two hundred and twelve thousand one hundred and thirty-nine is a composite number with 16 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 twelve thousand one hundred and thirty-nine has the following 2 prime factors:

3
318
Three in Base 18 Octodecimal
97
5718
Ninety-Seven in Base 18 Octodecimal

Prime Factorization

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

3187 · 57181 = 206d918

Base Conversions

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