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52907455448 = 23103353918143
BaseRepresentation
bin110001010001100001…
…111011001111011000
312001120012201012200222
4301101201323033120
51331323302033243
640145542215212
73552044644151
oct612141731730
9161505635628
1052907455448
112048a9743a1
12a306724508
134cb2221073
1427bc926928
151599c58168
hexc5187b3d8

52907455448 has 32 divisors (see below), whose sum is σ = 100198425600. Its totient is φ = 26188049568.

The previous prime is 52907455417. The next prime is 52907455511. The reversal of 52907455448 is 84455470925.

52907455448 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 52907455448.

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, 2907065 + ... + 2925207.

It is an arithmetic number, because the mean of its divisors is an integer number (3131200800).

Almost surely, 252907455448 is an apocalyptic number.

It is an amenable number.

52907455448 is a deficient number, since it is larger than the sum of its proper divisors (47290970152).

52907455448 is a wasteful number, since it uses less digits than its factorization.

52907455448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21791 (or 21787 counting only the distinct ones).

The product of its (nonzero) digits is 8064000, while the sum is 53.

The spelling of 52907455448 in words is "fifty-two billion, nine hundred seven million, four hundred fifty-five thousand, four hundred forty-eight".

Divisors: 1 2 4 8 103 206 412 824 3539 7078 14156 18143 28312 36286 72572 145144 364517 729034 1458068 1868729 2916136 3737458 7474916 14949832 64208077 128416154 256832308 513664616 6613431931 13226863862 26453727724 52907455448