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53608906832 = 2413257735129
BaseRepresentation
bin110001111011010101…
…110000000001010000
312010101002121122002212
4301323111300001100
51334242340004312
640343320531252
73605323122005
oct617325600120
9163332548085
1053608906832
112080a915188
12a481620b28
13509464ac60
142847b5b8ac
1515db615822
hexc7b570050

53608906832 has 20 divisors (see below), whose sum is σ = 111857046420. Its totient is φ = 24742572288.

The previous prime is 53608906831. The next prime is 53608906849. The reversal of 53608906832 is 23860980635.

It can be written as a sum of positive squares in 2 ways, for example, as 19949867536 + 33659039296 = 141244^2 + 183464^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53608906831) 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, 128867357 + ... + 128867772.

It is an arithmetic number, because the mean of its divisors is an integer number (5592852321).

Almost surely, 253608906832 is an apocalyptic number.

53608906832 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

53608906832 is an abundant number, since it is smaller than the sum of its proper divisors (58248139588).

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

53608906832 is a wasteful number, since it uses less digits than its factorization.

53608906832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257735150 (or 257735144 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 50.

The spelling of 53608906832 in words is "fifty-three billion, six hundred eight million, nine hundred six thousand, eight hundred thirty-two".

Divisors: 1 2 4 8 13 16 26 52 104 208 257735129 515470258 1030940516 2061881032 3350556677 4123762064 6701113354 13402226708 26804453416 53608906832