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252923 = 1122993
BaseRepresentation
bin111101101111111011
3110211221112
4331233323
531043143
65230535
72102246
oct755773
9424845
10252923
11163030
1210244b
138b178
146825d
154ee18
hex3dbfb

252923 has 4 divisors (see below), whose sum is σ = 275928. Its totient is φ = 229920.

The previous prime is 252919. The next prime is 252937. The reversal of 252923 is 329252.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 252923 - 22 = 252919 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 252923.

It is not an unprimeable number, because it can be changed into a prime (252913) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11486 + ... + 11507.

It is an arithmetic number, because the mean of its divisors is an integer number (68982).

2252923 is an apocalyptic number.

252923 is a deficient number, since it is larger than the sum of its proper divisors (23005).

252923 is a wasteful number, since it uses less digits than its factorization.

252923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23004.

The product of its digits is 1080, while the sum is 23.

The square root of 252923 is about 502.9145056568. The cubic root of 252923 is about 63.2406184172.

It can be divided in two parts, 2529 and 23, that added together give a palindrome (2552).

The spelling of 252923 in words is "two hundred fifty-two thousand, nine hundred twenty-three".

Divisors: 1 11 22993 252923