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53135223054 = 2331607280187
BaseRepresentation
bin110001011111000110…
…110010100100001110
312002011002022000010020
4301133012302210032
51332310104114204
640224320123010
73560511641514
oct613706624416
9162132260106
1053135223054
11205974a2591
12a36aa66466
13501a47b1b4
142800c964b4
1515aec49bd9
hexc5f1b290e

53135223054 has 16 divisors (see below), whose sum is σ = 106274187648. Its totient is φ = 17711117432.

The previous prime is 53135223019. The next prime is 53135223073. The reversal of 53135223054 is 45032253135.

53135223054 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon 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, 49549 + ... + 329735.

It is an arithmetic number, because the mean of its divisors is an integer number (6642136728).

Almost surely, 253135223054 is an apocalyptic number.

53135223054 is an abundant number, since it is smaller than the sum of its proper divisors (53138964594).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53135223054 is a wasteful number, since it uses less digits than its factorization.

53135223054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311799.

The product of its (nonzero) digits is 54000, while the sum is 33.

Adding to 53135223054 its reverse (45032253135), we get a palindrome (98167476189).

The spelling of 53135223054 in words is "fifty-three billion, one hundred thirty-five million, two hundred twenty-three thousand, fifty-four".

Divisors: 1 2 3 6 31607 63214 94821 189642 280187 560374 840561 1681122 8855870509 17711741018 26567611527 53135223054