The Number

218240

Two Hundred and Eightteen Thousand Two Hundred and Forty

In Base 21 Unovigesimal Is

12bi821

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

For more familiar numbers: See Two Hundred and Eightteen Thousand Two Hundred and Forty in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

218237
12bi521
Two Hundred and Eightteen Thousand Two Hundred and Thirty-Seven in Base 21 Unovigesimal
218238
12bi621
Two Hundred and Eightteen Thousand Two Hundred and Thirty-Eight in Base 21 Unovigesimal
218239
12bi721
Two Hundred and Eightteen Thousand Two Hundred and Thirty-Nine in Base 21 Unovigesimal
218241
12bi921
Two Hundred and Eightteen Thousand Two Hundred and Forty-One in Base 21 Unovigesimal
218242
12bia21
Two Hundred and Eightteen Thousand Two Hundred and Forty-Two in Base 21 Unovigesimal
218243
12bib21
Two Hundred and Eightteen Thousand Two Hundred and Forty-Three in Base 21 Unovigesimal

Scientific Notation

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

2.18240e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000iekgbe87367921

The reciprocal of 218240 in Base 21 Unovigesimal.

Palindrome?

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

The number 12bi821 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 eightteen thousand two hundred and forty is a composite number with 64 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 eightteen thousand two hundred and forty is a composite number with 64 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 eightteen thousand two hundred and forty has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
11
b21
Eleven 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

2217 · 5211 · b211 · 1a211 = 12bi821

Base Conversions

The number two hundred and eightteen thousand two hundred and forty in 35 different bases