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52855552755 = 335715514403
BaseRepresentation
bin110001001110011011…
…111011101011110011
312001102121001021121000
4301032123323223303
51331222010142010
640140445533043
73550544533305
oct611633735363
9161377037530
1052855552755
1120463644105
12a2b1274183
134ca454a905
1427b5a95975
1515954047c0
hexc4e6fbaf3

52855552755 has 32 divisors (see below), whose sum is σ = 95288901120. Its totient is φ = 27792586080.

The previous prime is 52855552751. The next prime is 52855552769. The reversal of 52855552755 is 55725555825.

52855552755 is a `hidden beast` number, since 5 + 2 + 85 + 5 + 552 + 7 + 5 + 5 = 666.

It is not a de Polignac number, because 52855552755 - 22 = 52855552751 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52855552751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2747617 + ... + 2766786.

It is an arithmetic number, because the mean of its divisors is an integer number (2977778160).

Almost surely, 252855552755 is an apocalyptic number.

52855552755 is a deficient number, since it is larger than the sum of its proper divisors (42433348365).

52855552755 is a wasteful number, since it uses less digits than its factorization.

52855552755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5514488 (or 5514482 counting only the distinct ones).

The product of its digits is 17500000, while the sum is 54.

The spelling of 52855552755 in words is "fifty-two billion, eight hundred fifty-five million, five hundred fifty-two thousand, seven hundred fifty-five".

Divisors: 1 3 5 9 15 27 45 71 135 213 355 639 1065 1917 3195 9585 5514403 16543209 27572015 49629627 82716045 148888881 248148135 391522613 744444405 1174567839 1957613065 3523703517 5872839195 10571110551 17618517585 52855552755