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52766868 = 22371157107
BaseRepresentation
bin1100100101001…
…0100010010100
310200021211112110
43021102202110
5102002014433
65122551020
71210340160
oct311224224
9120254473
1052766868
1127870590
1215808470
13ac168cb
147017ca0
154974963
hex3252894

52766868 has 48 divisors (see below), whose sum is σ = 153506304. Its totient is φ = 13705440.

The previous prime is 52766851. The next prime is 52766881. The reversal of 52766868 is 86866725.

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, 27630 + ... + 29477.

It is an arithmetic number, because the mean of its divisors is an integer number (3198048).

Almost surely, 252766868 is an apocalyptic number.

It is an amenable number.

52766868 is an abundant number, since it is smaller than the sum of its proper divisors (100739436).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52766868 is a wasteful number, since it uses less digits than its factorization.

52766868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57132 (or 57130 counting only the distinct ones).

The product of its digits is 967680, while the sum is 48.

The square root of 52766868 is about 7264.0806713582. The cubic root of 52766868 is about 375.0770046308.

The spelling of 52766868 in words is "fifty-two million, seven hundred sixty-six thousand, eight hundred sixty-eight".

Divisors: 1 2 3 4 6 7 11 12 14 21 22 28 33 42 44 66 77 84 132 154 231 308 462 924 57107 114214 171321 228428 342642 399749 628177 685284 799498 1199247 1256354 1598996 1884531 2398494 2512708 3769062 4397239 4796988 7538124 8794478 13191717 17588956 26383434 52766868