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56025085 = 511205017
BaseRepresentation
bin1101010110110…
…1111111111101
310220102100222011
43111231333331
5103320300320
65320451221
71250130304
oct325557775
9126370864
1056025085
1129696526
1216919b11
13b7b794c
14762543b
154dba05a
hex356dffd

56025085 has 4 divisors (see below), whose sum is σ = 67230108. Its totient is φ = 44820064.

The previous prime is 56025059. The next prime is 56025103. The reversal of 56025085 is 58052065.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 58052065 = 511610413.

It can be written as a sum of positive squares in 2 ways, for example, as 25786084 + 30239001 = 5078^2 + 5499^2 .

It is a cyclic number.

It is not a de Polignac number, because 56025085 - 215 = 55992317 is a prime.

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 3 ways as a sum of consecutive naturals, for example, 5602504 + ... + 5602513.

It is an arithmetic number, because the mean of its divisors is an integer number (16807527).

Almost surely, 256025085 is an apocalyptic number.

It is an amenable number.

56025085 is a deficient number, since it is larger than the sum of its proper divisors (11205023).

56025085 is a wasteful number, since it uses less digits than its factorization.

56025085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11205022.

The product of its (nonzero) digits is 12000, while the sum is 31.

The square root of 56025085 is about 7484.9906479567. The cubic root of 56025085 is about 382.6433540729.

The spelling of 56025085 in words is "fifty-six million, twenty-five thousand, eighty-five".

Divisors: 1 5 11205017 56025085