The Number

212381

Two Hundred and Twelve Thousand Three Hundred and Eighty-One

In Base 21 Unovigesimal Is

11jc821

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

212378
11jc521
Two Hundred and Twelve Thousand Three Hundred and Seventy-Eight in Base 21 Unovigesimal
212379
11jc621
Two Hundred and Twelve Thousand Three Hundred and Seventy-Nine in Base 21 Unovigesimal
212380
11jc721
Two Hundred and Twelve Thousand Three Hundred and Eighty in Base 21 Unovigesimal
212382
11jc921
Two Hundred and Twelve Thousand Three Hundred and Eighty-Two in Base 21 Unovigesimal
212383
11jca21
Two Hundred and Twelve Thousand Three Hundred and Eighty-Three in Base 21 Unovigesimal
212384
11jcb21
Two Hundred and Twelve Thousand Three Hundred and Eighty-Four in Base 21 Unovigesimal

Scientific Notation

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

2.12381e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000j4h9dgbid86921

The reciprocal of 212381 in Base 21 Unovigesimal.

Palindrome?

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

The number 11jc821 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 three hundred and eighty-one is a composite number with 12 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Two hundred and twelve thousand three hundred and eighty-one 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 twelve thousand three hundred and eighty-one has the following 3 prime factors:

13
d21
Thirteen in Base 21 Unovigesimal
17
h21
Seventeen in Base 21 Unovigesimal
31
1a21
Thirty-One in Base 21 Unovigesimal

Prime Factorization

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

d211 · h211 · 1a212 = 11jc821

Base Conversions

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