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56331552730 = 2543131003611
BaseRepresentation
bin110100011101100111…
…110100011111011010
312101101211202101010211
4310131213310133122
51410331334141410
641513420401334
74032643204105
oct643547643732
9171354671124
1056331552730
1121987769362
12ab013a624a
13540973322b
142a255a773c
1516ea67068a
hexd1d9f47da

56331552730 has 16 divisors (see below), whose sum is σ = 103754860704. Its totient is φ = 22008606480.

The previous prime is 56331552713. The next prime is 56331552749. The reversal of 56331552730 is 3725513365.

It is a happy number.

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, 65501376 + ... + 65502235.

It is an arithmetic number, because the mean of its divisors is an integer number (6484678794).

Almost surely, 256331552730 is an apocalyptic number.

56331552730 is a deficient number, since it is larger than the sum of its proper divisors (47423307974).

56331552730 is a wasteful number, since it uses less digits than its factorization.

56331552730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131003661.

The product of its (nonzero) digits is 283500, while the sum is 40.

The spelling of 56331552730 in words is "fifty-six billion, three hundred thirty-one million, five hundred fifty-two thousand, seven hundred thirty".

Divisors: 1 2 5 10 43 86 215 430 131003611 262007222 655018055 1310036110 5633155273 11266310546 28165776365 56331552730