The Number

212381

Two Hundred and Twelve Thousand Three Hundred and Eighty-One

In Base 15 Quindecimal Is

42ddb15

The numbers with a 15 subscript use Base 15 Quindecimal 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
42dd815
Two Hundred and Twelve Thousand Three Hundred and Seventy-Eight in Base 15 Quindecimal
212379
42dd915
Two Hundred and Twelve Thousand Three Hundred and Seventy-Nine in Base 15 Quindecimal
212380
42dda15
Two Hundred and Twelve Thousand Three Hundred and Eighty in Base 15 Quindecimal
212382
42ddc15
Two Hundred and Twelve Thousand Three Hundred and Eighty-Two in Base 15 Quindecimal
212383
42ddd15
Two Hundred and Twelve Thousand Three Hundred and Eighty-Three in Base 15 Quindecimal
212384
42dde15
Two Hundred and Twelve Thousand Three Hundred and Eighty-Four in Base 15 Quindecimal

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.

0.00003897645d2ace5615

The reciprocal of 212381 in Base 15 Quindecimal.

Palindrome?

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

The number 42ddb15 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 15 Quindecimal

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
d15
Thirteen in Base 15 Quindecimal
17
1215
Seventeen in Base 15 Quindecimal
31
2115
Thirty-One in Base 15 Quindecimal

Prime Factorization

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

d151 · 12151 · 21152 = 42ddb15

Base Conversions

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