The Number

840138

Eight Hundred and Forty Thousand One Hundred and Thirty-Eight

In Base 21 Unovigesimal Is

46f1c21

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

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

Nearby Numbers

Positive, nonzero integers within three units

840135
46f1921
Eight Hundred and Forty Thousand One Hundred and Thirty-Five in Base 21 Unovigesimal
840136
46f1a21
Eight Hundred and Forty Thousand One Hundred and Thirty-Six in Base 21 Unovigesimal
840137
46f1b21
Eight Hundred and Forty Thousand One Hundred and Thirty-Seven in Base 21 Unovigesimal
840139
46f1d21
Eight Hundred and Forty Thousand One Hundred and Thirty-Nine in Base 21 Unovigesimal
840140
46f1e21
Eight Hundred and Forty Thousand One Hundred and Forty in Base 21 Unovigesimal
840141
46f1f21
Eight Hundred and Forty Thousand One Hundred and Forty-One in Base 21 Unovigesimal

Scientific Notation

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

8.40138e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00004i1gh3a12f9cd21

The reciprocal of 840138 in Base 21 Unovigesimal.

Palindrome?

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

The number 46f1c21 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Eight hundred and forty thousand one hundred and thirty-eight is a composite number with 16 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Eight hundred and forty thousand one hundred and thirty-eight is a composite number with 16 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 eight hundred and forty thousand one hundred and thirty-eight has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
13
d21
Thirteen in Base 21 Unovigesimal
10771
138j21
Ten Thousand Seven Hundred and Seventy-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 · 3211 · d211 · 138j211 = 46f1c21

Base Conversions

The number eight hundred and forty thousand one hundred and thirty-eight in 35 different bases