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252386683252 = 2211101199728439
BaseRepresentation
bin1110101100001101101…
…0110010100101110100
3220010110021001221001021
43223003122302211310
513113341442331002
6311540030310524
724143243260654
oct3530332624564
9803407057037
10252386683252
1198044780750
1240ab7958444
131aa526943c2
14c3037a6364
15687260e737
hex3ac36b2974

252386683252 has 48 divisors (see below), whose sum is σ = 486860492160. Its totient is φ = 113524496000.

The previous prime is 252386683189. The next prime is 252386683261.

252386683252 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 252386683252.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8860449 + ... + 8888887.

It is an arithmetic number, because the mean of its divisors is an integer number (10142926920).

Almost surely, 2252386683252 is an apocalyptic number.

252386683252 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

252386683252 is a deficient number, since it is larger than the sum of its proper divisors (234473808908).

252386683252 is a wasteful number, since it uses less digits than its factorization.

252386683252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30552 (or 30550 counting only the distinct ones).

The product of its digits is 8294400, while the sum is 52.

The spelling of 252386683252 in words is "two hundred fifty-two billion, three hundred eighty-six million, six hundred eighty-three thousand, two hundred fifty-two".

Divisors: 1 2 4 11 22 44 101 202 404 1111 1997 2222 3994 4444 7988 21967 28439 43934 56878 87868 113756 201697 312829 403394 625658 806788 1251316 2218667 2872339 4437334 5744678 8874668 11489356 31595729 56792683 63191458 113585366 126382916 227170732 624719513 1249439026 2498878052 5736060983 11472121966 22944243932 63096670813 126193341626 252386683252