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53131231102 = 261743056103
BaseRepresentation
bin110001011110110111…
…100011111101111110
312002010210210012012011
4301132313203331332
51332303043343402
640224054401434
73560433004255
oct613667437576
9162123705164
1053131231102
1120595216354
12a36966027a
1350196b11b1
14280053779c
1515ae70bed7
hexc5ede3f7e

53131231102 has 8 divisors (see below), whose sum is σ = 79826016816. Its totient is φ = 26522558832.

The previous prime is 53131231081. The next prime is 53131231141. The reversal of 53131231102 is 20113213135.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21526818 + ... + 21529285.

It is an arithmetic number, because the mean of its divisors is an integer number (9978252102).

Almost surely, 253131231102 is an apocalyptic number.

53131231102 is a deficient number, since it is larger than the sum of its proper divisors (26694785714).

53131231102 is a wasteful number, since it uses less digits than its factorization.

53131231102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43056722.

The product of its (nonzero) digits is 540, while the sum is 22.

Adding to 53131231102 its reverse (20113213135), we get a palindrome (73244444237).

The spelling of 53131231102 in words is "fifty-three billion, one hundred thirty-one million, two hundred thirty-one thousand, one hundred two".

Divisors: 1 2 617 1234 43056103 86112206 26565615551 53131231102