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15125000150 = 2521323269231
BaseRepresentation
bin11100001011000010…
…10010111111010110
31110001002100121122202
432011201102333112
5221434000001100
610540501124502
71043545244231
oct160541227726
943032317582
1015125000150
116461739527
122b213b9732
131570703b40
14a36a82418
155d7ca67d5
hex385852fd6

15125000150 has 24 divisors (see below), whose sum is σ = 30296540064. Its totient is φ = 5584615200.

The previous prime is 15125000131. The next prime is 15125000201. The reversal of 15125000150 is 5100052151.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11633966 + ... + 11635265.

It is an arithmetic number, because the mean of its divisors is an integer number (1262355836).

Almost surely, 215125000150 is an apocalyptic number.

15125000150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

15125000150 is an abundant number, since it is smaller than the sum of its proper divisors (15171539914).

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

15125000150 is a wasteful number, since it uses less digits than its factorization.

15125000150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23269256 (or 23269251 counting only the distinct ones).

The product of its (nonzero) digits is 250, while the sum is 20.

The spelling of 15125000150 in words is "fifteen billion, one hundred twenty-five million, one hundred fifty", and thus it is an aban number.

Divisors: 1 2 5 10 13 25 26 50 65 130 325 650 23269231 46538462 116346155 232692310 302500003 581730775 605000006 1163461550 1512500015 3025000030 7562500075 15125000150