The Number

805142

Eight Hundred and Five Thousand One Hundred and Forty-Two

In Base 25 Pentavigesimal Is

21d5h25

The numbers with a 25 subscript use Base 25 Pentavigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

805139
21d5e25
Eight Hundred and Five Thousand One Hundred and Thirty-Nine in Base 25 Pentavigesimal
805140
21d5f25
Eight Hundred and Five Thousand One Hundred and Forty in Base 25 Pentavigesimal
805141
21d5g25
Eight Hundred and Five Thousand One Hundred and Forty-One in Base 25 Pentavigesimal
805143
21d5i25
Eight Hundred and Five Thousand One Hundred and Forty-Three in Base 25 Pentavigesimal
805144
21d5j25
Eight Hundred and Five Thousand One Hundred and Forty-Four in Base 25 Pentavigesimal
805145
21d5k25
Eight Hundred and Five Thousand One Hundred and Forty-Five in Base 25 Pentavigesimal

Scientific Notation

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

8.05142e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000c35gif68kbm725

The reciprocal of 805142 in Base 25 Pentavigesimal.

Palindrome?

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

The number 21d5h25 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 five thousand one hundred and forty-two is a composite number with 16 total factors (including 1 and itself).   See primes in Base 25 Pentavigesimal

A Composite

Composites have more than just these two factors.

Eight hundred and five thousand one hundred and forty-two 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 five thousand one hundred and forty-two has the following 4 prime factors:

2
225
Two in Base 25 Pentavigesimal
13
d25
Thirteen in Base 25 Pentavigesimal
173
6n25
One Hundred and Seventy-Three in Base 25 Pentavigesimal
179
7425
One Hundred and Seventy-Nine in Base 25 Pentavigesimal

Prime Factorization

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

2251 · d251 · 6n251 · 74251 = 21d5h25

Base Conversions

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