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230313320 = 23520632791
BaseRepresentation
bin11011011101001…
…00110101101000
3121001101010110222
431232210311220
5432430011240
634504225212
75464426256
oct1556446550
9531333428
10230313320
11109007896
126516b208
133893ba93
14228335d6
1515345eb5
hexdba4d68

230313320 has 32 divisors (see below), whose sum is σ = 518641920. Its totient is φ = 92047680.

The previous prime is 230313311. The next prime is 230313341. The reversal of 230313320 is 23313032.

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, 81125 + ... + 83915.

It is an arithmetic number, because the mean of its divisors is an integer number (16207560).

Almost surely, 2230313320 is an apocalyptic number.

230313320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230313320 is an abundant number, since it is smaller than the sum of its proper divisors (288328600).

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

230313320 is a wasteful number, since it uses less digits than its factorization.

230313320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4865 (or 4861 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 17.

The square root of 230313320 is about 15176.0772270043. The cubic root of 230313320 is about 612.9706569875.

Adding to 230313320 its reverse (23313032), we get a palindrome (253626352).

The spelling of 230313320 in words is "two hundred thirty million, three hundred thirteen thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 2063 2791 4126 5582 8252 10315 11164 13955 16504 20630 22328 27910 41260 55820 82520 111640 5757833 11515666 23031332 28789165 46062664 57578330 115156660 230313320