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52311234212 = 22101129483253
BaseRepresentation
bin110000101101111111…
…100001011010100100
312000000122211000220222
4300231333201122210
51324113133443322
640010443143512
73531215103626
oct605577413244
9160018730828
1052311234212
1120204367576
12a17ab14b98
134c18849433
142763684c16
151562734e42
hexc2dfe16a4

52311234212 has 12 divisors (see below), whose sum is σ = 92451043356. Its totient is φ = 25896650400.

The previous prime is 52311234203. The next prime is 52311234221. The reversal of 52311234212 is 21243211325.

It is an interprime number because it is at equal distance from previous prime (52311234203) and next prime (52311234221).

It can be written as a sum of positive squares in 2 ways, for example, as 21663129856 + 30648104356 = 147184^2 + 175066^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64741223 + ... + 64742030.

It is an arithmetic number, because the mean of its divisors is an integer number (7704253613).

Almost surely, 252311234212 is an apocalyptic number.

It is an amenable number.

52311234212 is a deficient number, since it is larger than the sum of its proper divisors (40139809144).

52311234212 is a wasteful number, since it uses less digits than its factorization.

52311234212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129483358 (or 129483356 counting only the distinct ones).

The product of its digits is 2880, while the sum is 26.

Adding to 52311234212 its reverse (21243211325), we get a palindrome (73554445537).

The spelling of 52311234212 in words is "fifty-two billion, three hundred eleven million, two hundred thirty-four thousand, two hundred twelve".

Divisors: 1 2 4 101 202 404 129483253 258966506 517933012 13077808553 26155617106 52311234212