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56087625 = 3531113597
BaseRepresentation
bin1101010111110…
…1010001001001
310220112112202110
43111331101021
5103324301000
65322052533
71250510526
oct325752111
9126475673
1056087625
1129729510
121694a149
13b80a259
14764014d
154dcd850
hex357d449

56087625 has 32 divisors (see below), whose sum is σ = 101821824. Its totient is φ = 27192000.

The previous prime is 56087611. The next prime is 56087683. The reversal of 56087625 is 52678065.

It is a happy number.

It is not a de Polignac number, because 56087625 - 29 = 56087113 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2674 + ... + 10923.

It is an arithmetic number, because the mean of its divisors is an integer number (3181932).

Almost surely, 256087625 is an apocalyptic number.

56087625 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

56087625 is a deficient number, since it is larger than the sum of its proper divisors (45734199).

56087625 is a wasteful number, since it uses less digits than its factorization.

56087625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13626 (or 13616 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 39.

The square root of 56087625 is about 7489.1671766626. The cubic root of 56087625 is about 382.7856808922.

The spelling of 56087625 in words is "fifty-six million, eighty-seven thousand, six hundred twenty-five".

Divisors: 1 3 5 11 15 25 33 55 75 125 165 275 375 825 1375 4125 13597 40791 67985 149567 203955 339925 448701 747835 1019775 1699625 2243505 3739175 5098875 11217525 18695875 56087625