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230399800 = 23521151999
BaseRepresentation
bin11011011101110…
…01111100111000
3121001112112002221
431232321330320
5432440243200
634510133424
75465236351
oct1556717470
9531475087
10230399800
11109066864
12651b1274
133896c257
1422856d28
151536191a
hexdbb9f38

230399800 has 24 divisors (see below), whose sum is σ = 535680000. Its totient is φ = 92159840.

The previous prime is 230399797. The next prime is 230399803. The reversal of 230399800 is 8993032.

It is an interprime number because it is at equal distance from previous prime (230399797) and next prime (230399803).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230399803) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 575800 + ... + 576199.

It is an arithmetic number, because the mean of its divisors is an integer number (22320000).

Almost surely, 2230399800 is an apocalyptic number.

230399800 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230399800 is an abundant number, since it is smaller than the sum of its proper divisors (305280200).

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

230399800 is a wasteful number, since it uses less digits than its factorization.

230399800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1152015 (or 1152006 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 230399800 is about 15178.9261807283. The cubic root of 230399800 is about 613.0473685283.

The spelling of 230399800 in words is "two hundred thirty million, three hundred ninety-nine thousand, eight hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 1151999 2303998 4607996 5759995 9215992 11519990 23039980 28799975 46079960 57599950 115199900 230399800