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52605703231 = 371421775763
BaseRepresentation
bin110000111111100010…
…110101010000111111
312000210011220121110221
4300333202311100333
51330214030000411
640100002442211
73541422046114
oct607742652077
9160704817427
1052605703231
11203456034a4
12a241663367
134c6485b863
14279081890b
15157d500071
hexc3f8b543f

52605703231 has 4 divisors (see below), whose sum is σ = 54027479032. Its totient is φ = 51183927432.

The previous prime is 52605703229. The next prime is 52605703259. The reversal of 52605703231 is 13230750625.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 52605703231 - 21 = 52605703229 is a prime.

It is a super-2 number, since 2×526057032312 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52605703211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 710887845 + ... + 710887918.

It is an arithmetic number, because the mean of its divisors is an integer number (13506869758).

Almost surely, 252605703231 is an apocalyptic number.

52605703231 is a deficient number, since it is larger than the sum of its proper divisors (1421775801).

52605703231 is a wasteful number, since it uses less digits than its factorization.

52605703231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1421775800.

The product of its (nonzero) digits is 37800, while the sum is 34.

The spelling of 52605703231 in words is "fifty-two billion, six hundred five million, seven hundred three thousand, two hundred thirty-one".

Divisors: 1 37 1421775763 52605703231