Search a number
-
+
56088012 = 2237165831
BaseRepresentation
bin1101010111110…
…1010111001100
310220112120021210
43111331113030
5103324304022
65322054420
71250511621
oct325752714
9126476253
1056088012
1129729832
121694a410
13b80a496
147640348
154dcda0c
hex357d5cc

56088012 has 24 divisors (see below), whose sum is σ = 132717312. Its totient is φ = 18432400.

The previous prime is 56087971. The next prime is 56088023. The reversal of 56088012 is 21088065.

It is a super-2 number, since 2×560880122 = 6291730180224288, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32064 + ... + 33767.

It is an arithmetic number, because the mean of its divisors is an integer number (5529888).

Almost surely, 256088012 is an apocalyptic number.

It is an amenable number.

56088012 is an abundant number, since it is smaller than the sum of its proper divisors (76629300).

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

56088012 is a wasteful number, since it uses less digits than its factorization.

56088012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65909 (or 65907 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 30.

The square root of 56088012 is about 7489.1930139368. The cubic root of 56088012 is about 382.7865612868.

The spelling of 56088012 in words is "fifty-six million, eighty-eight thousand, twelve".

Divisors: 1 2 3 4 6 12 71 142 213 284 426 852 65831 131662 197493 263324 394986 789972 4674001 9348002 14022003 18696004 28044006 56088012