Search a number
-
+
56905352 = 2371317757
BaseRepresentation
bin1101100100010…
…0111010001000
310222002002110122
43121010322020
5104031432402
65351402412
71260454550
oct331047210
9128062418
1056905352
112a137919
1217083408
13ba3550a
1477b4160
154ee0ca2
hex3644e88

56905352 has 32 divisors (see below), whose sum is σ = 122886720. Its totient is φ = 24198720.

The previous prime is 56905339. The next prime is 56905369. The reversal of 56905352 is 25350965.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3458 + ... + 11214.

It is an arithmetic number, because the mean of its divisors is an integer number (3840210).

Almost surely, 256905352 is an apocalyptic number.

It is an amenable number.

56905352 is an abundant number, since it is smaller than the sum of its proper divisors (65981368).

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

56905352 is a wasteful number, since it uses less digits than its factorization.

56905352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7901 (or 7897 counting only the distinct ones).

The product of its (nonzero) digits is 40500, while the sum is 35.

The square root of 56905352 is about 7543.5636141018. The cubic root of 56905352 is about 384.6369817042.

The spelling of 56905352 in words is "fifty-six million, nine hundred five thousand, three hundred fifty-two".

Divisors: 1 2 4 7 8 14 28 56 131 262 524 917 1048 1834 3668 7336 7757 15514 31028 54299 62056 108598 217196 434392 1016167 2032334 4064668 7113169 8129336 14226338 28452676 56905352