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53134626311 = 134087278947
BaseRepresentation
bin110001011111000100…
…100000111000000111
312002011001011200112122
4301133010200320013
51332304431020221
640224255240155
73560503604654
oct613704407007
9162131150478
1053134626311
1120597125208
12a36a81905b
13501a2cc6b0
142800b7cc2b
1515aeb7ceab
hexc5f120e07

53134626311 has 4 divisors (see below), whose sum is σ = 57221905272. Its totient is φ = 49047347352.

The previous prime is 53134626299. The next prime is 53134626317. The reversal of 53134626311 is 11362643135.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11362643135 = 52272528627.

It is a cyclic number.

It is not a de Polignac number, because 53134626311 - 218 = 53134364167 is a prime.

It is a super-2 number, since 2×531346263112 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53134626317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2043639461 + ... + 2043639486.

It is an arithmetic number, because the mean of its divisors is an integer number (14305476318).

Almost surely, 253134626311 is an apocalyptic number.

53134626311 is a deficient number, since it is larger than the sum of its proper divisors (4087278961).

53134626311 is a wasteful number, since it uses less digits than its factorization.

53134626311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4087278960.

The product of its digits is 38880, while the sum is 35.

The spelling of 53134626311 in words is "fifty-three billion, one hundred thirty-four million, six hundred twenty-six thousand, three hundred eleven".

Divisors: 1 13 4087278947 53134626311