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252315 = 345789
BaseRepresentation
bin111101100110011011
3110211010000
4331212123
531033230
65224043
72100420
oct754633
9424100
10252315
11162628
12102023
138aacb
1467d47
154eb60
hex3d99b

252315 has 40 divisors (see below), whose sum is σ = 522720. Its totient is φ = 114048.

The previous prime is 252313. The next prime is 252319. The reversal of 252315 is 513252.

It is a happy number.

It is not a de Polignac number, because 252315 - 21 = 252313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (252313) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2791 + ... + 2879.

It is an arithmetic number, because the mean of its divisors is an integer number (13068).

2252315 is an apocalyptic number.

252315 is an abundant number, since it is smaller than the sum of its proper divisors (270405).

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

252315 is an equidigital number, since it uses as much as digits as its factorization.

252315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113 (or 104 counting only the distinct ones).

The product of its digits is 300, while the sum is 18.

The square root of 252315 is about 502.3096654455. The cubic root of 252315 is about 63.1899031833.

Adding to 252315 its reverse (513252), we get a palindrome (765567).

It can be divided in two parts, 25 and 2315, that multiplied together give a palindrome (57875).

The spelling of 252315 in words is "two hundred fifty-two thousand, three hundred fifteen".

Divisors: 1 3 5 7 9 15 21 27 35 45 63 81 89 105 135 189 267 315 405 445 567 623 801 945 1335 1869 2403 2835 3115 4005 5607 7209 9345 12015 16821 28035 36045 50463 84105 252315