Search a number
-
+
230053265 = 51317613413
BaseRepresentation
bin11011011011001…
…01010110010001
3121000212220202022
431231211112101
5432343201030
634454501225
75462264141
oct1555452621
9530786668
10230053265
1110894a472
1265064815
133887a5c0
14227a6921
15152e3de5
hexdb65591

230053265 has 32 divisors (see below), whose sum is σ = 320042016. Its totient is φ = 157224960.

The previous prime is 230053223. The next prime is 230053279. The reversal of 230053265 is 562350032.

It can be written as a sum of positive squares in 16 ways, for example, as 60949249 + 169104016 = 7807^2 + 13004^2 .

It is not a de Polignac number, because 230053265 - 210 = 230052241 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65699 + ... + 69111.

It is an arithmetic number, because the mean of its divisors is an integer number (10001313).

Almost surely, 2230053265 is an apocalyptic number.

It is an amenable number.

230053265 is a deficient number, since it is larger than the sum of its proper divisors (89988751).

230053265 is a wasteful number, since it uses less digits than its factorization.

230053265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3509.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 230053265 is about 15167.5068814885. The cubic root of 230053265 is about 612.7398610745.

The spelling of 230053265 in words is "two hundred thirty million, fifty-three thousand, two hundred sixty-five".

Divisors: 1 5 13 17 61 65 85 221 305 793 1037 1105 3413 3965 5185 13481 17065 44369 58021 67405 208193 221845 290105 754273 1040965 2706509 3539281 3771365 13532545 17696405 46010653 230053265