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230432200 = 23521152161
BaseRepresentation
bin11011011110000…
…01110111001000
3121001121011112221
431233001313020
5432442312300
634510543424
75465432665
oct1557016710
9531534487
10230432200
11109089139
1265207b74
1338980c1b
1422864a6c
151536b31a
hexdbc1dc8

230432200 has 24 divisors (see below), whose sum is σ = 535755330. Its totient is φ = 92172800.

The previous prime is 230432159. The next prime is 230432203. The reversal of 230432200 is 2234032.

It can be written as a sum of positive squares in 3 ways, for example, as 210308004 + 20124196 = 14502^2 + 4486^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230432203) 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, 575881 + ... + 576280.

Almost surely, 2230432200 is an apocalyptic number.

230432200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230432200 is an abundant number, since it is smaller than the sum of its proper divisors (305323130).

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

230432200 is a wasteful number, since it uses less digits than its factorization.

230432200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1152177 (or 1152168 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 230432200 is about 15179.9934123833. The cubic root of 230432200 is about 613.0761038018.

Adding to 230432200 its reverse (2234032), we get a palindrome (232666232).

The spelling of 230432200 in words is "two hundred thirty million, four hundred thirty-two thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 1152161 2304322 4608644 5760805 9217288 11521610 23043220 28804025 46086440 57608050 115216100 230432200