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230963808 = 2532405873
BaseRepresentation
bin11011100010000…
…11101001100000
3121002121011210010
431301003221200
5433111320213
634530204520
75503105605
oct1561035140
9532534703
10230963808
11109411589
1265423740
1338b08b9a
14229626ac
1515423ac3
hexdc43a60

230963808 has 24 divisors (see below), whose sum is σ = 606280248. Its totient is φ = 76987904.

The previous prime is 230963797. The next prime is 230963833. The reversal of 230963808 is 808369032.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1202841 + ... + 1203032.

It is an arithmetic number, because the mean of its divisors is an integer number (25261677).

Almost surely, 2230963808 is an apocalyptic number.

It is an amenable number.

230963808 is an abundant number, since it is smaller than the sum of its proper divisors (375316440).

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

230963808 is a wasteful number, since it uses less digits than its factorization.

230963808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2405886 (or 2405878 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 39.

The square root of 230963808 is about 15197.4934775442. The cubic root of 230963808 is about 613.5471980501.

The spelling of 230963808 in words is "two hundred thirty million, nine hundred sixty-three thousand, eight hundred eight".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 96 2405873 4811746 7217619 9623492 14435238 19246984 28870476 38493968 57740952 76987936 115481904 230963808