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52868 = 2213217
BaseRepresentation
bin1100111010000100
32200112002
430322010
53142433
61044432
7310064
oct147204
980462
1052868
11367a2
1226718
131b0aa
14153a4
15109e8
hexce84

52868 has 6 divisors (see below), whose sum is σ = 92526. Its totient is φ = 26432.

The previous prime is 52861. The next prime is 52879. The reversal of 52868 is 86825.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 43264 + 9604 = 208^2 + 98^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 52868.

It is not an unprimeable number, because it can be changed into a prime (52861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6605 + ... + 6612.

It is an arithmetic number, because the mean of its divisors is an integer number (15421).

252868 is an apocalyptic number.

It is an amenable number.

52868 is a deficient number, since it is larger than the sum of its proper divisors (39658).

52868 is a wasteful number, since it uses less digits than its factorization.

52868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13221 (or 13219 counting only the distinct ones).

The product of its digits is 3840, while the sum is 29.

The square root of 52868 is about 229.9304242592. The cubic root of 52868 is about 37.5316473584.

The spelling of 52868 in words is "fifty-two thousand, eight hundred sixty-eight".

Divisors: 1 2 4 13217 26434 52868