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53131013135 = 5101105209927
BaseRepresentation
bin110001011110110110…
…101110110000001111
312002010210101010012022
4301132312232300033
51332303014410020
640224050000355
73560431105634
oct613666566017
9162123333168
1053131013135
1120595087612
12a3695760bb
135019635c15
1428004bc18b
1515ae6b7625
hexc5edaec0f

53131013135 has 8 divisors (see below), whose sum is σ = 64388475936. Its totient is φ = 42083970400.

The previous prime is 53131013113. The next prime is 53131013207.

53131013135 is nontrivially palindromic in base 10.

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

It is a de Polignac number, because none of the positive numbers 2k-53131013135 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52604459 + ... + 52605468.

It is an arithmetic number, because the mean of its divisors is an integer number (8048559492).

Almost surely, 253131013135 is an apocalyptic number.

53131013135 is a deficient number, since it is larger than the sum of its proper divisors (11257462801).

53131013135 is a wasteful number, since it uses less digits than its factorization.

53131013135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105210033.

The product of its (nonzero) digits is 2025, while the sum is 26.

It can be divided in two parts, 531310 and 13135, that added together give a palindrome (544445).

The spelling of 53131013135 in words is "fifty-three billion, one hundred thirty-one million, thirteen thousand, one hundred thirty-five".

Divisors: 1 5 101 505 105209927 526049635 10626202627 53131013135