Search a number
-
+
12232380 = 2235203873
BaseRepresentation
bin101110101010…
…011010111100
3212000110200010
4232222122330
511112414010
61114103220
7205654626
oct56523274
925013603
1012232380
1169a5406
12411ab10
1326c39c4
1418a5c16
151119620
hexbaa6bc

12232380 has 24 divisors (see below), whose sum is σ = 34250832. Its totient is φ = 3261952.

The previous prime is 12232373. The next prime is 12232397. The reversal of 12232380 is 8323221.

It is a super-2 number, since 2×122323802 = 299262240928800, which contains 22 as substring.

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, 101877 + ... + 101996.

It is an arithmetic number, because the mean of its divisors is an integer number (1427118).

Almost surely, 212232380 is an apocalyptic number.

12232380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12232380 is an abundant number, since it is smaller than the sum of its proper divisors (22018452).

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

12232380 is a wasteful number, since it uses less digits than its factorization.

12232380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203885 (or 203883 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 12232380 is about 3497.4819513473. The cubic root of 12232380 is about 230.4112365517.

The spelling of 12232380 in words is "twelve million, two hundred thirty-two thousand, three hundred eighty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 203873 407746 611619 815492 1019365 1223238 2038730 2446476 3058095 4077460 6116190 12232380