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56688315202 = 2471117539899
BaseRepresentation
bin110100110010111000…
…110000101101000010
312102022201001210020201
4310302320300231002
51412044202041302
642013043155414
74044534504661
oct646270605502
9172281053221
1056688315202
1122050092282
12aba0975b6a
13546561649c
142a5ab14dd8
15171bb42c87
hexd32e30b42

56688315202 has 16 divisors (see below), whose sum is σ = 86919580800. Its totient is φ = 27716203728.

The previous prime is 56688315197. The next prime is 56688315217. The reversal of 56688315202 is 20251388665.

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, 164952 + ... + 374947.

It is an arithmetic number, because the mean of its divisors is an integer number (5432473800).

Almost surely, 256688315202 is an apocalyptic number.

56688315202 is a deficient number, since it is larger than the sum of its proper divisors (30231265598).

56688315202 is a wasteful number, since it uses less digits than its factorization.

56688315202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541065.

The product of its (nonzero) digits is 691200, while the sum is 46.

The spelling of 56688315202 in words is "fifty-six billion, six hundred eighty-eight million, three hundred fifteen thousand, two hundred two".

Divisors: 1 2 47 94 1117 2234 52499 104998 539899 1079798 25375253 50750506 603067183 1206134366 28344157601 56688315202