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56610860130 = 23251157182687
BaseRepresentation
bin110100101110010001…
…010010110001100010
312102010022022122212100
4310232101102301202
51411414340011010
642001235111230
74042604241306
oct645621226142
9172108278770
1056610860130
112201039a120
12ab7aa42516
135452567596
142a50711d06
151714e432c0
hexd2e452c62

56610860130 has 48 divisors (see below), whose sum is σ = 160568987904. Its totient is φ = 13723844640.

The previous prime is 56610860129. The next prime is 56610860147. The reversal of 56610860130 is 3106801665.

It is a happy number.

56610860130 is a `hidden beast` number, since 5 + 6 + 6 + 10 + 8 + 601 + 30 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28590354 + ... + 28592333.

It is an arithmetic number, because the mean of its divisors is an integer number (3345187248).

Almost surely, 256610860130 is an apocalyptic number.

56610860130 is an abundant number, since it is smaller than the sum of its proper divisors (103958127774).

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

56610860130 is a wasteful number, since it uses less digits than its factorization.

56610860130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57182711 (or 57182708 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The spelling of 56610860130 in words is "fifty-six billion, six hundred ten million, eight hundred sixty thousand, one hundred thirty".

Divisors: 1 2 3 5 6 9 10 11 15 18 22 30 33 45 55 66 90 99 110 165 198 330 495 990 57182687 114365374 171548061 285913435 343096122 514644183 571826870 629009557 857740305 1029288366 1258019114 1715480610 1887028671 2573220915 3145047785 3774057342 5146441830 5661086013 6290095570 9435143355 11322172026 18870286710 28305430065 56610860130