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53112652559 = 717310247473
BaseRepresentation
bin110001011101110000…
…101100001100001111
312002002111211022012222
4301131300230030033
51332233314340214
640222152245555
73560116045361
oct613560541417
9162074738188
1053112652559
1120585786a8a
12a3633a08bb
1350158a7a85
1427dbc9cd31
1515acc8c38e
hexc5dc2c30f

53112652559 has 8 divisors (see below), whose sum is σ = 54598541472. Its totient is φ = 51647258880.

The previous prime is 53112652513. The next prime is 53112652583. The reversal of 53112652559 is 95525621135.

It is a happy number.

53112652559 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53112652559 - 28 = 53112652303 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 (53112652759) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5118554 + ... + 5128919.

It is an arithmetic number, because the mean of its divisors is an integer number (6824817684).

Almost surely, 253112652559 is an apocalyptic number.

53112652559 is a deficient number, since it is larger than the sum of its proper divisors (1485888913).

53112652559 is a wasteful number, since it uses less digits than its factorization.

53112652559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10247617.

The product of its digits is 405000, while the sum is 44.

The spelling of 53112652559 in words is "fifty-three billion, one hundred twelve million, six hundred fifty-two thousand, five hundred fifty-nine".

Divisors: 1 71 73 5183 10247473 727570583 748065529 53112652559