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23260830 = 235775361
BaseRepresentation
bin101100010111…
…0111010011110
31121202202212020
41120232322132
521423321310
62150321010
7401466555
oct130567236
947682766
1023260830
111214822a
127959166
134a85708
143136d9c
152097170
hex162ee9e

23260830 has 16 divisors (see below), whose sum is σ = 55826064. Its totient is φ = 6202880.

The previous prime is 23260823. The next prime is 23260841. The reversal of 23260830 is 3806232.

It is a self number, because there is not a number n which added to its sum of digits gives 23260830.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 387651 + ... + 387710.

It is an arithmetic number, because the mean of its divisors is an integer number (3489129).

Almost surely, 223260830 is an apocalyptic number.

23260830 is an abundant number, since it is smaller than the sum of its proper divisors (32565234).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23260830 is a wasteful number, since it uses less digits than its factorization.

23260830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 775371.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 23260830 is about 4822.9482684350. The cubic root of 23260830 is about 285.4576825871.

It can be divided in two parts, 23260 and 830, that added together give a triangular number (24090 = T219).

The spelling of 23260830 in words is "twenty-three million, two hundred sixty thousand, eight hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 775361 1550722 2326083 3876805 4652166 7753610 11630415 23260830