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252175 = 52711131
BaseRepresentation
bin111101100100001111
3110210220211
4331210033
531032200
65223251
72100130
oct754417
9423824
10252175
11162510
12101b27
138aa21
1467c87
154eaba
hex3d90f

252175 has 24 divisors (see below), whose sum is σ = 392832. Its totient is φ = 156000.

The previous prime is 252173. The next prime is 252181. The reversal of 252175 is 571252.

It is not a de Polignac number, because 252175 - 21 = 252173 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1860 + ... + 1990.

It is an arithmetic number, because the mean of its divisors is an integer number (16368).

2252175 is an apocalyptic number.

252175 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

252175 is a deficient number, since it is larger than the sum of its proper divisors (140657).

252175 is a wasteful number, since it uses less digits than its factorization.

252175 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159 (or 154 counting only the distinct ones).

The product of its digits is 700, while the sum is 22.

The square root of 252175 is about 502.1702898420. The cubic root of 252175 is about 63.1782137961.

It can be divided in two parts, 252 and 175, that multiplied together give a square (44100 = 2102).

The spelling of 252175 in words is "two hundred fifty-two thousand, one hundred seventy-five".

Divisors: 1 5 7 11 25 35 55 77 131 175 275 385 655 917 1441 1925 3275 4585 7205 10087 22925 36025 50435 252175