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131424795 = 3357912323
BaseRepresentation
bin1111101010101…
…10001000011011
3100011022001221000
413311112020123
5232121043140
621012520043
73154043445
oct765261033
9304261830
10131424795
1168205437
1238020023
13212c7168
1413651495
15b810a30
hex7d5621b

131424795 has 32 divisors (see below), whose sum is σ = 236620800. Its totient is φ = 69200352.

The previous prime is 131424757. The next prime is 131424809. The reversal of 131424795 is 597424131.

It is not a de Polignac number, because 131424795 - 26 = 131424731 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4504 + ... + 16826.

It is an arithmetic number, because the mean of its divisors is an integer number (7394400).

Almost surely, 2131424795 is an apocalyptic number.

131424795 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

131424795 is a deficient number, since it is larger than the sum of its proper divisors (105196005).

131424795 is a wasteful number, since it uses less digits than its factorization.

131424795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12416 (or 12410 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 131424795 is about 11464.0653783900. The cubic root of 131424795 is about 508.4236796030.

The spelling of 131424795 in words is "one hundred thirty-one million, four hundred twenty-four thousand, seven hundred ninety-five".

Divisors: 1 3 5 9 15 27 45 79 135 237 395 711 1185 2133 3555 10665 12323 36969 61615 110907 184845 332721 554535 973517 1663605 2920551 4867585 8761653 14602755 26284959 43808265 131424795