The Number

243139

Two Hundred and Forty-Three Thousand One Hundred and Thirty-Nine

In Base 21 Unovigesimal Is

1557121

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

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

Nearby Numbers

Positive, nonzero integers within three units

243136
1556j21
Two Hundred and Forty-Three Thousand One Hundred and Thirty-Six in Base 21 Unovigesimal
243137
1556k21
Two Hundred and Forty-Three Thousand One Hundred and Thirty-Seven in Base 21 Unovigesimal
243138
1557021
Two Hundred and Forty-Three Thousand One Hundred and Thirty-Eight in Base 21 Unovigesimal
243140
1557221
Two Hundred and Forty-Three Thousand One Hundred and Forty in Base 21 Unovigesimal
243141
1557321
Two Hundred and Forty-Three Thousand One Hundred and Forty-One in Base 21 Unovigesimal
243142
1557421
Two Hundred and Forty-Three Thousand One Hundred and Forty-Two in Base 21 Unovigesimal

Scientific Notation

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

2.43139e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000ggfddaig7b421

The reciprocal of 243139 in Base 21 Unovigesimal.

Palindrome?

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

The number 1557121 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 forty-three thousand one hundred and thirty-nine is a composite number with 8 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 forty-three thousand one hundred and thirty-nine is a composite number with 8 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 forty-three thousand one hundred and thirty-nine has the following 3 prime factors:

13
d21
Thirteen in Base 21 Unovigesimal
59
2h21
Fifty-Nine in Base 21 Unovigesimal
317
f221
Three Hundred and Seventeen 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 · 2h211 · f2211 = 1557121

Base Conversions

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