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53287003064 = 23173710589627
BaseRepresentation
bin110001101000001001…
…110010001110111000
312002112122220020011002
4301220021302032320
51333112433044224
640251341224132
73564334024031
oct615011621670
9162478806132
1053287003064
1120665140109
12a3b1862048
135042a51359
1428170c5a88
1515bd22b9ae
hexc682723b8

53287003064 has 32 divisors (see below), whose sum is σ = 108649583280. Its totient is φ = 24398498304.

The previous prime is 53287003031. The next prime is 53287003069. The reversal of 53287003064 is 46030078235.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53287003069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5289782 + ... + 5299845.

Almost surely, 253287003064 is an apocalyptic number.

It is an amenable number.

53287003064 is an abundant number, since it is smaller than the sum of its proper divisors (55362580216).

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

53287003064 is a wasteful number, since it uses less digits than its factorization.

53287003064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10589687 (or 10589683 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 38.

The spelling of 53287003064 in words is "fifty-three billion, two hundred eighty-seven million, three thousand, sixty-four".

Divisors: 1 2 4 8 17 34 37 68 74 136 148 296 629 1258 2516 5032 10589627 21179254 42358508 84717016 180023659 360047318 391816199 720094636 783632398 1440189272 1567264796 3134529592 6660875383 13321750766 26643501532 53287003064