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52863250 = 2531147409
BaseRepresentation
bin1100100110101…
…0000100010010
310200110201202011
43021222010102
5102013111000
65125013134
71211221156
oct311520422
9120421664
1052863250
1127926a40
12158541aa
13ac4b73b
147041066
1549932ba
hex326a112

52863250 has 64 divisors (see below), whose sum is σ = 110522880. Its totient is φ = 18768000.

The previous prime is 52863221. The next prime is 52863253. The reversal of 52863250 is 5236825.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (52863253) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 129046 + ... + 129454.

It is an arithmetic number, because the mean of its divisors is an integer number (1726920).

Almost surely, 252863250 is an apocalyptic number.

52863250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52863250 is an abundant number, since it is smaller than the sum of its proper divisors (57659630).

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

52863250 is a wasteful number, since it uses less digits than its factorization.

52863250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484 (or 474 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 52863250 is about 7270.7117945907. The cubic root of 52863250 is about 375.3052329683.

The spelling of 52863250 in words is "fifty-two million, eight hundred sixty-three thousand, two hundred fifty".

Divisors: 1 2 5 10 11 22 25 47 50 55 94 110 125 235 250 275 409 470 517 550 818 1034 1175 1375 2045 2350 2585 2750 4090 4499 5170 5875 8998 10225 11750 12925 19223 20450 22495 25850 38446 44990 51125 64625 96115 102250 112475 129250 192230 211453 224950 422906 480575 562375 961150 1057265 1124750 2114530 2402875 4805750 5286325 10572650 26431625 52863250