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52131414655 = 56122802011
BaseRepresentation
bin110000100011010001…
…100100001001111111
311222120010110020212101
4300203101210021333
51323231120232110
635540541045531
73523602466435
oct604321441177
9158503406771
1052131414655
1120121908471
12a12a8568a7
134bba509728
142747836d55
151551a6513a
hexc2346427f

52131414655 has 12 divisors (see below), whose sum is σ = 63600068376. Its totient is φ = 41021426400.

The previous prime is 52131414653. The next prime is 52131414697. The reversal of 52131414655 is 55641413125.

It is not a de Polignac number, because 52131414655 - 21 = 52131414653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52131414653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1382401 + ... + 1419610.

It is an arithmetic number, because the mean of its divisors is an integer number (5300005698).

Almost surely, 252131414655 is an apocalyptic number.

52131414655 is a deficient number, since it is larger than the sum of its proper divisors (11468653721).

52131414655 is an equidigital number, since it uses as much as digits as its factorization.

52131414655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2802138 (or 2802077 counting only the distinct ones).

The product of its digits is 72000, while the sum is 37.

The spelling of 52131414655 in words is "fifty-two billion, one hundred thirty-one million, four hundred fourteen thousand, six hundred fifty-five".

Divisors: 1 5 61 305 3721 18605 2802011 14010055 170922671 854613355 10426282931 52131414655