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104070075031 = 138005390387
BaseRepresentation
bin110000011101100001…
…1110101001010010111
3100221121211012120120101
41200323003311022113
53201113414400111
6115450434514531
710342645020316
oct1407303651227
9327554176511
10104070075031
114015493177a
1218204a35a47
139a76ac7b70
14507381627d
152a91702bc1
hex183b0f5297

104070075031 has 4 divisors (see below), whose sum is σ = 112075465432. Its totient is φ = 96064684632.

The previous prime is 104070075017. The next prime is 104070075077. The reversal of 104070075031 is 130570070401.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 104070075031 - 217 = 104069943959 is a prime.

It is a super-2 number, since 2×1040700750312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104070075731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4002695181 + ... + 4002695206.

It is an arithmetic number, because the mean of its divisors is an integer number (28018866358).

Almost surely, 2104070075031 is an apocalyptic number.

104070075031 is a deficient number, since it is larger than the sum of its proper divisors (8005390401).

104070075031 is an equidigital number, since it uses as much as digits as its factorization.

104070075031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8005390400.

The product of its (nonzero) digits is 2940, while the sum is 28.

The spelling of 104070075031 in words is "one hundred four billion, seventy million, seventy-five thousand, thirty-one".

Divisors: 1 13 8005390387 104070075031