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53016796879 = 71236728657
BaseRepresentation
bin110001011000000011…
…000001111011001111
312001211211110022221121
4301120003001323033
51332034300000004
640204445541411
73554543223634
oct613003017317
9161754408847
1053016796879
1120536666212
12a337274867
134ccba85737
1427cd26a18b
1515a4655854
hexc580c1ecf

53016796879 has 12 divisors (see below), whose sum is σ = 53922434272. Its totient is φ = 52125837120.

The previous prime is 53016796871. The next prime is 53016796909. The reversal of 53016796879 is 97869761035.

It is not a de Polignac number, because 53016796879 - 23 = 53016796871 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 (53016796871) 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, 1835719 + ... + 1864375.

Almost surely, 253016796879 is an apocalyptic number.

53016796879 is a deficient number, since it is larger than the sum of its proper divisors (905637393).

53016796879 is an equidigital number, since it uses as much as digits as its factorization.

53016796879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29166 (or 29095 counting only the distinct ones).

The product of its (nonzero) digits is 17146080, while the sum is 61.

The spelling of 53016796879 in words is "fifty-three billion, sixteen million, seven hundred ninety-six thousand, eight hundred seventy-nine".

Divisors: 1 71 367 5041 26057 28657 1850047 2034647 10517119 144459937 746715449 53016796879