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230412400 = 2452576031
BaseRepresentation
bin11011011101111…
…01000001110000
3121001120011101121
431232331001300
5432441144100
634510312024
75465321161
oct1556750160
9531504347
10230412400
11109075279
12651b8614
1338974bca
142285b768
151536551a
hexdbbd070

230412400 has 30 divisors (see below), whose sum is σ = 553566752. Its totient is φ = 92164800.

The previous prime is 230412389. The next prime is 230412419. The reversal of 230412400 is 4214032.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 287616 + ... + 288415.

Almost surely, 2230412400 is an apocalyptic number.

230412400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230412400 is an abundant number, since it is smaller than the sum of its proper divisors (323154352).

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

230412400 is a wasteful number, since it uses less digits than its factorization.

230412400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 576049 (or 576038 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 230412400 is about 15179.3412241770. The cubic root of 230412400 is about 613.0585436770.

Adding to 230412400 its reverse (4214032), we get a palindrome (234626432).

The spelling of 230412400 in words is "two hundred thirty million, four hundred twelve thousand, four hundred".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 200 400 576031 1152062 2304124 2880155 4608248 5760310 9216496 11520620 14400775 23041240 28801550 46082480 57603100 115206200 230412400