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264253 = 1124023
BaseRepresentation
bin1000000100000111101
3111102111011
41000200331
531424003
65355221
72150263
oct1004075
9442434
10264253
111705a0
12108b11
1393382
146c433
155346d
hex4083d

264253 has 4 divisors (see below), whose sum is σ = 288288. Its totient is φ = 240220.

The previous prime is 264221. The next prime is 264263. The reversal of 264253 is 352462.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 264253 - 25 = 264221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12001 + ... + 12022.

It is an arithmetic number, because the mean of its divisors is an integer number (72072).

2264253 is an apocalyptic number.

It is an amenable number.

264253 is a deficient number, since it is larger than the sum of its proper divisors (24035).

264253 is a wasteful number, since it uses less digits than its factorization.

264253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24034.

The product of its digits is 1440, while the sum is 22.

The square root of 264253 is about 514.0554444805. The cubic root of 264253 is about 64.1711726376.

Subtracting 264253 from its reverse (352462), we obtain a square (88209 = 2972).

The spelling of 264253 in words is "two hundred sixty-four thousand, two hundred fifty-three".

Divisors: 1 11 24023 264253