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56313463040 = 285101435593
BaseRepresentation
bin110100011100100010…
…110100000100000000
312101100120201022202022
4310130202310010000
51410312221304130
641511532541012
74032333352352
oct643442640400
9171316638668
1056313463040
11219785332aa
12aab7321768
135405a6b483
142a230190d2
1516e8c9a7e5
hexd1c8b4100

56313463040 has 72 divisors (see below), whose sum is σ = 136224182808. Its totient is φ = 22302310400.

The previous prime is 56313463027. The next prime is 56313463061. The reversal of 56313463040 is 4036431365.

It can be written as a sum of positive squares in 4 ways, for example, as 23084548096 + 33228914944 = 151936^2 + 182288^2 .

It is a super-2 number, since 2×563134630402 (a number of 22 digits) contains 22 as substring.

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, 88517 + ... + 347076.

It is an arithmetic number, because the mean of its divisors is an integer number (1892002539).

Almost surely, 256313463040 is an apocalyptic number.

It is an amenable number.

56313463040 is an abundant number, since it is smaller than the sum of its proper divisors (79910719768).

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

56313463040 is a wasteful number, since it uses less digits than its factorization.

56313463040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435715 (or 435701 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 35.

The spelling of 56313463040 in words is "fifty-six billion, three hundred thirteen million, four hundred sixty-three thousand, forty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 101 128 160 202 256 320 404 505 640 808 1010 1280 1616 2020 3232 4040 6464 8080 12928 16160 25856 32320 64640 129280 435593 871186 1742372 2177965 3484744 4355930 6969488 8711860 13938976 17423720 27877952 34847440 43994893 55755904 69694880 87989786 111511808 139389760 175979572 219974465 278779520 351959144 439948930 557559040 703918288 879897860 1407836576 1759795720 2815673152 3519591440 5631346304 7039182880 11262692608 14078365760 28156731520 56313463040