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252911 is a prime number
BaseRepresentation
bin111101101111101111
3110211221002
4331233233
531043121
65230515
72102231
oct755757
9424832
10252911
1116301a
1210243b
138b169
1468251
154ee0b
hex3dbef

252911 has 2 divisors, whose sum is σ = 252912. Its totient is φ = 252910.

The previous prime is 252899. The next prime is 252913. The reversal of 252911 is 119252.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 252911 - 210 = 251887 is a prime.

It is a Sophie Germain prime.

Together with 252913, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126455 + 126456.

It is an arithmetic number, because the mean of its divisors is an integer number (126456).

2252911 is an apocalyptic number.

252911 is a deficient number, since it is larger than the sum of its proper divisors (1).

252911 is an equidigital number, since it uses as much as digits as its factorization.

252911 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 180, while the sum is 20.

The square root of 252911 is about 502.9025750580. The cubic root of 252911 is about 63.2396182453.

The spelling of 252911 in words is "two hundred fifty-two thousand, nine hundred eleven".