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368928125 = 55118057
BaseRepresentation
bin10101111111010…
…110010101111101
3221201012111020122
4111333112111331
51223421200000
6100335224325
712066560126
oct2577262575
9851174218
10368928125
1117a283185
12a36780a5
135b582787
1436dd704d
15225c7085
hex15fd657d

368928125 has 12 divisors (see below), whose sum is σ = 461134548. Its totient is φ = 295140000.

The previous prime is 368928103. The next prime is 368928143. The reversal of 368928125 is 521829863.

It can be written as a sum of positive squares in 6 ways, for example, as 230371684 + 138556441 = 15178^2 + 11771^2 .

It is not a de Polignac number, because 368928125 - 210 = 368927101 is a prime.

It is a super-2 number, since 2×3689281252 = 272215922832031250, which contains 22 as substring.

It is a Duffinian 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, 55904 + ... + 62153.

It is an arithmetic number, because the mean of its divisors is an integer number (38427879).

Almost surely, 2368928125 is an apocalyptic number.

It is an amenable number.

368928125 is a deficient number, since it is larger than the sum of its proper divisors (92206423).

368928125 is an frugal number, since it uses more digits than its factorization.

368928125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118082 (or 118062 counting only the distinct ones).

The product of its digits is 207360, while the sum is 44.

The square root of 368928125 is about 19207.5017896654. The cubic root of 368928125 is about 717.2115170434.

The spelling of 368928125 in words is "three hundred sixty-eight million, nine hundred twenty-eight thousand, one hundred twenty-five".

Divisors: 1 5 25 125 625 3125 118057 590285 2951425 14757125 73785625 368928125