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52918868 = 22731271427
BaseRepresentation
bin1100100111011…
…1101001010100
310200120120001002
43021313221110
5102021400433
65130122432
71211542262
oct311675124
9120516032
1052918868
1127964802
1215880418
13ac6ab52
147057432
1549a49e8
hex3277a54

52918868 has 24 divisors (see below), whose sum is σ = 94682112. Its totient is φ = 25873344.

The previous prime is 52918847. The next prime is 52918871. The reversal of 52918868 is 86881925.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36371 + ... + 37797.

It is an arithmetic number, because the mean of its divisors is an integer number (3945088).

Almost surely, 252918868 is an apocalyptic number.

It is an amenable number.

52918868 is a deficient number, since it is larger than the sum of its proper divisors (41763244).

52918868 is a wasteful number, since it uses less digits than its factorization.

52918868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1631 (or 1629 counting only the distinct ones).

The product of its digits is 276480, while the sum is 47.

The square root of 52918868 is about 7274.5355865512. The cubic root of 52918868 is about 375.4368077405.

The spelling of 52918868 in words is "fifty-two million, nine hundred eighteen thousand, eight hundred sixty-eight".

Divisors: 1 2 4 73 127 146 254 292 508 1427 2854 5708 9271 18542 37084 104171 181229 208342 362458 416684 724916 13229717 26459434 52918868