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268253 is a prime number
BaseRepresentation
bin1000001011111011101
3111121222022
41001133131
532041003
65425525
72165036
oct1013735
9447868
10268253
111735a7
1210b2a5
139513b
146da8d
1554738
hex417dd

268253 has 2 divisors, whose sum is σ = 268254. Its totient is φ = 268252.

The previous prime is 268237. The next prime is 268267. The reversal of 268253 is 352862.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 190969 + 77284 = 437^2 + 278^2 .

It is a cyclic number.

It is not a de Polignac number, because 268253 - 24 = 268237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (268283) 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 as a sum of consecutive naturals, namely, 134126 + 134127.

It is an arithmetic number, because the mean of its divisors is an integer number (134127).

2268253 is an apocalyptic number.

It is an amenable number.

268253 is a deficient number, since it is larger than the sum of its proper divisors (1).

268253 is an equidigital number, since it uses as much as digits as its factorization.

268253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2880, while the sum is 26.

The square root of 268253 is about 517.9314626473. The cubic root of 268253 is about 64.4933390553.

The spelling of 268253 in words is "two hundred sixty-eight thousand, two hundred fifty-three".