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252902 = 21371137
BaseRepresentation
bin111101101111100110
3110211220202
4331233212
531043102
65230502
72102216
oct755746
9424822
10252902
11163011
12102432
138b160
1468246
154ee02
hex3dbe6

252902 has 16 divisors (see below), whose sum is σ = 417312. Its totient is φ = 114240.

The previous prime is 252899. The next prime is 252911. The reversal of 252902 is 209252.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 252902.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1778 + ... + 1914.

It is an arithmetic number, because the mean of its divisors is an integer number (26082).

2252902 is an apocalyptic number.

252902 is a deficient number, since it is larger than the sum of its proper divisors (164410).

252902 is a wasteful number, since it uses less digits than its factorization.

252902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 252902 is about 502.8936269232. The cubic root of 252902 is about 63.2388680956.

The spelling of 252902 in words is "two hundred fifty-two thousand, nine hundred two".

Divisors: 1 2 13 26 71 137 142 274 923 1781 1846 3562 9727 19454 126451 252902