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52252431253164 = 22322775239914887
BaseRepresentation
bin10111110000101111101111…
…00110100111111010101100
320212000021122202221102120200
423320113313212213322230
523322100434400100124
6303044234024113500
714002053646240452
oct1370276746477254
9225007582842520
1052252431253164
111571614a25165a
125a3aa55605890
1323204c995536c
14cc90617429d2
15609314102bc9
hex2f85f79a7eac

52252431253164 has 36 divisors (see below), whose sum is σ = 132559366836624. Its totient is φ = 17354598102432.

The previous prime is 52252431253157. The next prime is 52252431253213. The reversal of 52252431253164 is 46135213425225.

52252431253164 is a `hidden beast` number, since 5 + 2 + 2 + 5 + 2 + 43 + 12 + 531 + 64 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2619947472 + ... + 2619967415.

Almost surely, 252252431253164 is an apocalyptic number.

It is an amenable number.

52252431253164 is an abundant number, since it is smaller than the sum of its proper divisors (80306935583460).

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

52252431253164 is a wasteful number, since it uses less digits than its factorization.

52252431253164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5239915174 (or 5239915169 counting only the distinct ones).

The product of its digits is 1728000, while the sum is 45.

Adding to 52252431253164 its reverse (46135213425225), we get a palindrome (98387644678389).

The spelling of 52252431253164 in words is "fifty-two trillion, two hundred fifty-two billion, four hundred thirty-one million, two hundred fifty-three thousand, one hundred sixty-four".

Divisors: 1 2 3 4 6 9 12 18 36 277 554 831 1108 1662 2493 3324 4986 9972 5239914887 10479829774 15719744661 20959659548 31439489322 47159233983 62878978644 94318467966 188636935932 1451456423699 2902912847398 4354369271097 5805825694796 8708738542194 13063107813291 17417477084388 26126215626582 52252431253164