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56225605353 = 3191409700081
BaseRepresentation
bin110100010111010011…
…101010011011101001
312101010110101200122220
4310113103222123221
51410122223332403
641455113504253
74030215521451
oct642723523351
9171113350586
1056225605353
1121932985545
12aa91a12089
1353c07b9688
142a154a8d61
1516e11e3953
hexd174ea6e9

56225605353 has 16 divisors (see below), whose sum is σ = 78969249600. Its totient is φ = 35485655040.

The previous prime is 56225605349. The next prime is 56225605361. The reversal of 56225605353 is 35350652265.

It is not a de Polignac number, because 56225605353 - 22 = 56225605349 is a prime.

It is a super-2 number, since 2×562256053532 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56225605343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 269728 + ... + 430353.

It is an arithmetic number, because the mean of its divisors is an integer number (4935578100).

Almost surely, 256225605353 is an apocalyptic number.

It is an amenable number.

56225605353 is a deficient number, since it is larger than the sum of its proper divisors (22743644247).

56225605353 is a wasteful number, since it uses less digits than its factorization.

56225605353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 701512.

The product of its (nonzero) digits is 810000, while the sum is 42.

The spelling of 56225605353 in words is "fifty-six billion, two hundred twenty-five million, six hundred five thousand, three hundred fifty-three".

Divisors: 1 3 19 57 1409 4227 26771 80313 700081 2100243 13301539 39904617 986414129 2959242387 18741868451 56225605353