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902080164 = 22375173347
BaseRepresentation
bin110101110001001…
…010011010100100
32022212102102100110
4311301022122210
53321413031124
6225302413020
731232361216
oct6561123244
92285372313
10902080164
114232231a7
12212131170
13114b7445b
1487b3c5b6
15542dd029
hex35c4a6a4

902080164 has 12 divisors (see below), whose sum is σ = 2104853744. Its totient is φ = 300693384.

The previous prime is 902080141. The next prime is 902080169. The reversal of 902080164 is 461080209.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (902080169) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37586662 + ... + 37586685.

Almost surely, 2902080164 is an apocalyptic number.

It is an amenable number.

902080164 is an abundant number, since it is smaller than the sum of its proper divisors (1202773580).

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

902080164 is a wasteful number, since it uses less digits than its factorization.

902080164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75173354 (or 75173352 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 902080164 is about 30034.6493903292. The cubic root of 902080164 is about 966.2326553199.

The spelling of 902080164 in words is "nine hundred two million, eighty thousand, one hundred sixty-four".

Divisors: 1 2 3 4 6 12 75173347 150346694 225520041 300693388 451040082 902080164