Search a number
-
+
23934265 = 56197809
BaseRepresentation
bin101101101001…
…1010100111001
31200000222122021
41123103110321
522111344030
62212554441
7410303125
oct133232471
950028567
1023934265
1112568193
128022a21
134c600b4
143270585
15217b97a
hex16d3539

23934265 has 16 divisors (see below), whose sum is σ = 29529360. Its totient is φ = 18616320.

The previous prime is 23934241. The next prime is 23934277. The reversal of 23934265 is 56243932.

It can be written as a sum of positive squares in 8 ways, for example, as 788544 + 23145721 = 888^2 + 4811^2 .

It is not a de Polignac number, because 23934265 - 215 = 23901497 is a prime.

Its product of digits (38880) is a multiple of the sum of its prime divisors (972).

It is a self number, because there is not a number n which added to its sum of digits gives 23934265.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29181 + ... + 29989.

It is an arithmetic number, because the mean of its divisors is an integer number (1845585).

Almost surely, 223934265 is an apocalyptic number.

It is an amenable number.

23934265 is a deficient number, since it is larger than the sum of its proper divisors (5595095).

23934265 is an equidigital number, since it uses as much as digits as its factorization.

23934265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 972.

The product of its digits is 38880, while the sum is 34.

The square root of 23934265 is about 4892.2658349685. The cubic root of 23934265 is about 288.1863224941.

The spelling of 23934265 in words is "twenty-three million, nine hundred thirty-four thousand, two hundred sixty-five".

Divisors: 1 5 61 97 305 485 809 4045 5917 29585 49349 78473 246745 392365 4786853 23934265