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52395766292 = 22537921992
BaseRepresentation
bin110000110011000001…
…111111001000010100
312000020112212201010202
4300303001333020110
51324301304010132
640023103040032
73533262444062
oct606301771024
9160215781122
1052395766292
11202480537a1
12a1a32a0018
134c3020560c
1427709ab032
151569d81762
hexc3307f214

52395766292 has 54 divisors (see below), whose sum is σ = 95098041738. Its totient is φ = 25250692896.

The previous prime is 52395766261. The next prime is 52395766373. The reversal of 52395766292 is 29266759325.

It can be written as a sum of positive squares in only one way, i.e., 48441368836 + 3954397456 = 220094^2 + 62884^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 263295209 + ... + 263295407.

It is an arithmetic number, because the mean of its divisors is an integer number (1761074847).

Almost surely, 252395766292 is an apocalyptic number.

It is an amenable number.

52395766292 is a deficient number, since it is larger than the sum of its proper divisors (42702275446).

52395766292 is an equidigital number, since it uses as much as digits as its factorization.

52395766292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613 (or 333 counting only the distinct ones).

The product of its digits is 12247200, while the sum is 56.

The spelling of 52395766292 in words is "fifty-two billion, three hundred ninety-five million, seven hundred sixty-six thousand, two hundred ninety-two".

Divisors: 1 2 4 53 79 106 158 199 212 316 398 796 4187 6241 8374 10547 12482 15721 16748 21094 24964 31442 39601 42188 62884 79202 158404 330773 661546 833213 1241959 1323092 1666426 2098853 2483918 3128479 3332852 4197706 4967836 6256958 8395412 12513916 65823827 131647654 165809387 247149841 263295308 331618774 494299682 663237548 988599364 13098941573 26197883146 52395766292