The Number

209142

Two Hundred and Nine Thousand One Hundred and Forty-Two

In Base 21 Unovigesimal Is

11c5321

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

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

Nearby Numbers

Positive, nonzero integers within three units

209139
11c5021
Two Hundred and Nine Thousand One Hundred and Thirty-Nine in Base 21 Unovigesimal
209140
11c5121
Two Hundred and Nine Thousand One Hundred and Forty in Base 21 Unovigesimal
209141
11c5221
Two Hundred and Nine Thousand One Hundred and Forty-One in Base 21 Unovigesimal
209143
11c5421
Two Hundred and Nine Thousand One Hundred and Forty-Three in Base 21 Unovigesimal
209144
11c5521
Two Hundred and Nine Thousand One Hundred and Forty-Four in Base 21 Unovigesimal
209145
11c5621
Two Hundred and Nine Thousand One Hundred and Forty-Five in Base 21 Unovigesimal

Scientific Notation

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

2.09142e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000jb1gfe2e40ie21

The reciprocal of 209142 in Base 21 Unovigesimal.

Palindrome?

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

The number 11c5321 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 nine thousand one hundred and forty-two is a composite number with 20 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 nine thousand one hundred and forty-two is a composite number with 20 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 nine thousand one hundred and forty-two has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
1291
2ja21
One Thousand Two Hundred and Ninety-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

2211 · 3214 · 2ja211 = 11c5321

Base Conversions

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