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52255323425205 = 3252980133896573
BaseRepresentation
bin10111110000110101000111…
…11111011000100110110101
320212000120010100001222202200
423320122203333120212311
523322122400244101310
6303045433021255113
714002215425266065
oct1370324377304665
9225016110058680
1052255323425205
11157173a386428a
125a3b522104499
13232086abb5074
14cc92578bb3a5
15609432e979c0
hex2f86a3fd89b5

52255323425205 has 24 divisors (see below), whose sum is σ = 90576221114808. Its totient is φ = 27869405156736.

The previous prime is 52255323425189. The next prime is 52255323425209. The reversal of 52255323425205 is 50252432355225.

52255323425205 is a `hidden beast` number, since 5 + 2 + 2 + 55 + 32 + 3 + 42 + 520 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 29900970639684 + 22354352785521 = 5468178^2 + 4728039^2 .

It is not a de Polignac number, because 52255323425205 - 24 = 52255323425189 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52255323425209) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11462299 + ... + 15358871.

It is an arithmetic number, because the mean of its divisors is an integer number (3774009213117).

Almost surely, 252255323425205 is an apocalyptic number.

It is an amenable number.

52255323425205 is a deficient number, since it is larger than the sum of its proper divisors (38320897689603).

52255323425205 is a wasteful number, since it uses less digits than its factorization.

52255323425205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4194597 (or 4194594 counting only the distinct ones).

The product of its (nonzero) digits is 3600000, while the sum is 45.

The spelling of 52255323425205 in words is "fifty-two trillion, two hundred fifty-five billion, three hundred twenty-three million, four hundred twenty-five thousand, two hundred five".

Divisors: 1 3 5 9 15 45 298013 894039 1490065 2682117 3896573 4470195 11689719 13410585 19482865 35069157 58448595 175345785 1161229409449 3483688228347 5806147047245 10451064685041 17418441141735 52255323425205