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9042639160 = 235226065979
BaseRepresentation
bin10000110101111101…
…11011100100111000
3212100012022122221111
420122332323210320
5122004403423120
64053143050104
7440041110322
oct103276734470
925305278844
109042639160
113920374705
121904440934
13b1155c179
1461ad54612
1537dd0075a
hex21afbb938

9042639160 has 16 divisors (see below), whose sum is σ = 20345938200. Its totient is φ = 3617055648.

The previous prime is 9042639157. The next prime is 9042639187. The reversal of 9042639160 is 619362409.

It is a Harshad number since it is a multiple of its sum of digits (40), and also a Moran number because the ratio is a prime number: 226065979 = 9042639160 / (9 + 0 + 4 + 2 + 6 + 3 + 9 + 1 + 6 + 0).

It is a congruent number.

It is an unprimeable number.

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, 113032950 + ... + 113033029.

Almost surely, 29042639160 is an apocalyptic number.

It is an amenable number.

9042639160 is an abundant number, since it is smaller than the sum of its proper divisors (11303299040).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9042639160 is a wasteful number, since it uses less digits than its factorization.

9042639160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226065990 (or 226065986 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 40.

The square root of 9042639160 is about 95092.7923661936. The cubic root of 9042639160 is about 2083.3635759379.

The spelling of 9042639160 in words is "nine billion, forty-two million, six hundred thirty-nine thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 20 40 226065979 452131958 904263916 1130329895 1808527832 2260659790 4521319580 9042639160