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52910053857 = 329676079519
BaseRepresentation
bin110001010001101011…
…110101100111100001
312001120101121020001100
4301101223311213201
51331324433210412
640150114025013
73552106015533
oct612153654741
9161511536040
1052910053857
1120491389641
12a307578169
134cb292099b
1427bd001853
15159a0bcedc
hexc51af59e1

52910053857 has 12 divisors (see below), whose sum is σ = 76504679680. Its totient is φ = 35236886328.

The previous prime is 52910053831. The next prime is 52910053897. The reversal of 52910053857 is 75835001925.

52910053857 is a `hidden beast` number, since 5 + 2 + 9 + 100 + 538 + 5 + 7 = 666.

It is not a de Polignac number, because 52910053857 - 26 = 52910053793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52910053897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3031057 + ... + 3048462.

Almost surely, 252910053857 is an apocalyptic number.

It is an amenable number.

52910053857 is a deficient number, since it is larger than the sum of its proper divisors (23594625823).

52910053857 is a wasteful number, since it uses less digits than its factorization.

52910053857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6080492 (or 6080489 counting only the distinct ones).

The product of its (nonzero) digits is 378000, while the sum is 45.

The spelling of 52910053857 in words is "fifty-two billion, nine hundred ten million, fifty-three thousand, eight hundred fifty-seven".

Divisors: 1 3 9 967 2901 8703 6079519 18238557 54715671 5878894873 17636684619 52910053857