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56887852 = 2273165539
BaseRepresentation
bin1101100100000…
…0101000101100
310222001012110111
43121000220230
5104030402402
65351145404
71260352540
oct331005054
9128035414
1056887852
112a12575a
1217075264
13ba2a568
1477aba20
154eda9d7
hex3640a2c

56887852 has 24 divisors (see below), whose sum is σ = 117447680. Its totient is φ = 23593680.

The previous prime is 56887849. The next prime is 56887871. The reversal of 56887852 is 25878865.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 56887796 and 56887805.

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, 31902 + ... + 33637.

Almost surely, 256887852 is an apocalyptic number.

It is an amenable number.

56887852 is an abundant number, since it is smaller than the sum of its proper divisors (60559828).

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

56887852 is a wasteful number, since it uses less digits than its factorization.

56887852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65581 (or 65579 counting only the distinct ones).

The product of its digits is 1075200, while the sum is 49.

The square root of 56887852 is about 7542.4035956716. The cubic root of 56887852 is about 384.5975487565.

The spelling of 56887852 in words is "fifty-six million, eight hundred eighty-seven thousand, eight hundred fifty-two".

Divisors: 1 2 4 7 14 28 31 62 124 217 434 868 65539 131078 262156 458773 917546 1835092 2031709 4063418 8126836 14221963 28443926 56887852