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53316370120 = 2351327887037
BaseRepresentation
bin110001101001111001…
…110011111011001000
312002121201011020011211
4301221321303323020
51333142442320440
640254310502504
73565141445206
oct615171637310
9162551136154
1053316370120
112067a779002
12a3bb664a34
135048b64200
14281ad6c076
1515c0acceea
hexc69e73ec8

53316370120 has 48 divisors (see below), whose sum is σ = 129899515860. Its totient is φ = 19686041856.

The previous prime is 53316370103. The next prime is 53316370123. The reversal of 53316370120 is 2107361335.

It can be written as a sum of positive squares in 6 ways, for example, as 380484036 + 52935886084 = 19506^2 + 230078^2 .

It is not an unprimeable number, because it can be changed into a prime (53316370123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3936759 + ... + 3950278.

Almost surely, 253316370120 is an apocalyptic number.

It is an amenable number.

53316370120 is an abundant number, since it is smaller than the sum of its proper divisors (76583145740).

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

53316370120 is a wasteful number, since it uses less digits than its factorization.

53316370120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7887074 (or 7887057 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 31.

The spelling of 53316370120 in words is "fifty-three billion, three hundred sixteen million, three hundred seventy thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 13 20 26 40 52 65 104 130 169 260 338 520 676 845 1352 1690 3380 6760 7887037 15774074 31548148 39435185 63096296 78870370 102531481 157740740 205062962 315481480 410125924 512657405 820251848 1025314810 1332909253 2050629620 2665818506 4101259240 5331637012 6664546265 10663274024 13329092530 26658185060 53316370120