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130804795 = 51123531951
BaseRepresentation
bin1111100101111…
…10110000111011
3100010010120110001
413302332300323
5231441223140
620551333431
73145552042
oct762766073
9303116401
10130804795
1167921640
1237981277
132113abb4
141352d559
15b73be9a
hex7cbec3b

130804795 has 32 divisors (see below), whose sum is σ = 182145024. Its totient is φ = 89232000.

The previous prime is 130804789. The next prime is 130804799. The reversal of 130804795 is 597408031.

It is not a de Polignac number, because 130804795 - 223 = 122416187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130804799) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 66070 + ... + 68020.

It is an arithmetic number, because the mean of its divisors is an integer number (5692032).

Almost surely, 2130804795 is an apocalyptic number.

130804795 is a deficient number, since it is larger than the sum of its proper divisors (51340229).

130804795 is a wasteful number, since it uses less digits than its factorization.

130804795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2043.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 130804795 is about 11436.9923931076. The cubic root of 130804795 is about 507.6229182879.

The spelling of 130804795 in words is "one hundred thirty million, eight hundred four thousand, seven hundred ninety-five".

Divisors: 1 5 11 23 53 55 115 253 265 583 1219 1265 1951 2915 6095 9755 13409 21461 44873 67045 103403 107305 224365 493603 517015 1137433 2378269 2468015 5687165 11891345 26160959 130804795