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52461287960 = 2351311532199
BaseRepresentation
bin110000110110111011…
…111011101000011000
312000102010011112222012
4300312323323220120
51324420042203320
640033403245052
73535016406254
oct606673735030
9160363145865
1052461287960
1120281036134
12a201219788
134c40966933
142779585264
1515709c54c5
hexc36efba18

52461287960 has 16 divisors (see below), whose sum is σ = 118037898000. Its totient is φ = 20984515168.

The previous prime is 52461287953. The next prime is 52461288017. The reversal of 52461287960 is 6978216425.

It is a junction number, because it is equal to n+sod(n) for n = 52461287899 and 52461287908.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 655766060 + ... + 655766139.

It is an arithmetic number, because the mean of its divisors is an integer number (7377368625).

Almost surely, 252461287960 is an apocalyptic number.

It is an amenable number.

52461287960 is an abundant number, since it is smaller than the sum of its proper divisors (65576610040).

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

52461287960 is a wasteful number, since it uses less digits than its factorization.

52461287960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1311532210 (or 1311532206 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 50.

The spelling of 52461287960 in words is "fifty-two billion, four hundred sixty-one million, two hundred eighty-seven thousand, nine hundred sixty".

Divisors: 1 2 4 5 8 10 20 40 1311532199 2623064398 5246128796 6557660995 10492257592 13115321990 26230643980 52461287960