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258053 = 2111223
BaseRepresentation
bin111111000000000101
3111002222112
4333000011
531224203
65310405
72123225
oct770005
9432875
10258053
11166974
12105405
13905c3
146a085
15516d8
hex3f005

258053 has 4 divisors (see below), whose sum is σ = 259488. Its totient is φ = 256620.

The previous prime is 258031. The next prime is 258061. The reversal of 258053 is 350852.

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 258053 - 26 = 257989 is a prime.

It is a Duffinian number.

It is a zygodrome in base 4.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 258053.

It is not an unprimeable number, because it can be changed into a prime (258023) 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, 401 + ... + 822.

It is an arithmetic number, because the mean of its divisors is an integer number (64872).

2258053 is an apocalyptic number.

It is an amenable number.

258053 is a deficient number, since it is larger than the sum of its proper divisors (1435).

258053 is a wasteful number, since it uses less digits than its factorization.

258053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1434.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 258053 is about 507.9891731130. The cubic root of 258053 is about 63.6653265192.

The spelling of 258053 in words is "two hundred fifty-eight thousand, fifty-three".

Divisors: 1 211 1223 258053