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53155855135 = 5373205313883
BaseRepresentation
bin110001100000010101…
…011111101100011111
312002012112010020000101
4301200111133230133
51332330344331020
640230334241531
73561152212405
oct614025375437
9162175106011
1053155855135
11205a8104799
12a3759562a7
135021823226
142803907475
1515b197300a
hexc6055fb1f

53155855135 has 16 divisors (see below), whose sum is σ = 63993799584. Its totient is φ = 42386965632.

The previous prime is 53155855133. The next prime is 53155855163.

53155855135 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 53155855135 - 21 = 53155855133 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 (53155855133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3821904 + ... + 3835786.

It is an arithmetic number, because the mean of its divisors is an integer number (3999612474).

Almost surely, 253155855135 is an apocalyptic number.

53155855135 is a deficient number, since it is larger than the sum of its proper divisors (10837944449).

53155855135 is a wasteful number, since it uses less digits than its factorization.

53155855135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16314.

The product of its digits is 1125000, while the sum is 46.

The spelling of 53155855135 in words is "fifty-three billion, one hundred fifty-five million, eight hundred fifty-five thousand, one hundred thirty-five".

Divisors: 1 5 373 1865 2053 10265 13883 69415 765769 3828845 5178359 25891795 28501799 142508995 10631171027 53155855135