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52660212232 = 2331223210823
BaseRepresentation
bin110001000010110010…
…110001001000001000
312000220222110221202211
4301002302301020020
51330322003242412
640105231034504
73542653263355
oct610262611010
9160828427684
1052660212232
1120373353961
12a25796ba34
134c72c353c4
142797b6762c
1515831baca7
hexc42cb1208

52660212232 has 16 divisors (see below), whose sum is σ = 98741528640. Its totient is φ = 26329137936.

The previous prime is 52660212211. The next prime is 52660212247. The reversal of 52660212232 is 23221206625.

It is a junction number, because it is equal to n+sod(n) for n = 52660212194 and 52660212203.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144373 + ... + 355195.

It is an arithmetic number, because the mean of its divisors is an integer number (6171345540).

Almost surely, 252660212232 is an apocalyptic number.

It is an amenable number.

52660212232 is a deficient number, since it is larger than the sum of its proper divisors (46081316408).

52660212232 is a wasteful number, since it uses less digits than its factorization.

52660212232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242052 (or 242048 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 52660212232 its reverse (23221206625), we get a palindrome (75881418857).

The spelling of 52660212232 in words is "fifty-two billion, six hundred sixty million, two hundred twelve thousand, two hundred thirty-two".

Divisors: 1 2 4 8 31223 62446 124892 210823 249784 421646 843292 1686584 6582526529 13165053058 26330106116 52660212232