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53223251996 = 22181413917761
BaseRepresentation
bin110001100100010110…
…100110000000011100
312002101012221100010102
4301210112212000130
51333000123030441
640241143000232
73562631114615
oct614426460034
9162335840112
1053223251996
1120632157a82
12a394439078
13503278cc25
14280c84cc0c
1515b783769b
hexc645a601c

53223251996 has 24 divisors (see below), whose sum is σ = 93683182320. Its totient is φ = 26456716800.

The previous prime is 53223251987. The next prime is 53223252011. The reversal of 53223251996 is 69915232235.

It is a self number, because there is not a number n which added to its sum of digits gives 53223251996.

It is a congruent 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, 2987756 + ... + 3005516.

It is an arithmetic number, because the mean of its divisors is an integer number (3903465930).

Almost surely, 253223251996 is an apocalyptic number.

It is an amenable number.

53223251996 is a deficient number, since it is larger than the sum of its proper divisors (40459930324).

53223251996 is a wasteful number, since it uses less digits than its factorization.

53223251996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22085 (or 22083 counting only the distinct ones).

The product of its digits is 874800, while the sum is 47.

The spelling of 53223251996 in words is "fifty-three billion, two hundred twenty-three million, two hundred fifty-one thousand, nine hundred ninety-six".

Divisors: 1 2 4 181 362 724 4139 8278 16556 17761 35522 71044 749159 1498318 2996636 3214741 6429482 12858964 73512779 147025558 294051116 13305812999 26611625998 53223251996