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230380 = 22511519
BaseRepresentation
bin111000001111101100
3102201000121
4320033230
524333010
64534324
71646443
oct701754
9381017
10230380
111480a7
12b13a4
1380b27
145dd5a
15483da
hex383ec

230380 has 12 divisors (see below), whose sum is σ = 483840. Its totient is φ = 92144.

The previous prime is 230369. The next prime is 230383. The reversal of 230380 is 83032.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (230383) 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, 5740 + ... + 5779.

It is an arithmetic number, because the mean of its divisors is an integer number (40320).

2230380 is an apocalyptic number.

230380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230380 is an abundant number, since it is smaller than the sum of its proper divisors (253460).

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

230380 is a wasteful number, since it uses less digits than its factorization.

230380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11528 (or 11526 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 230380 is about 479.9791662145. The cubic root of 230380 is about 61.3029806757.

The spelling of 230380 in words is "two hundred thirty thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 11519 23038 46076 57595 115190 230380