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232203130 = 2523220313
BaseRepresentation
bin11011101011100…
…10001101111010
3121011221010210221
431311302031322
5433421000010
635012530254
75516460025
oct1565621572
9534833727
10232203130
1110a088715
126592098a
1339151003
1422ba61bc
15155badda
hexdd7237a

232203130 has 8 divisors (see below), whose sum is σ = 417965652. Its totient is φ = 92881248.

The previous prime is 232203121. The next prime is 232203137. The reversal of 232203130 is 31302232.

It can be written as a sum of positive squares in 2 ways, for example, as 221503689 + 10699441 = 14883^2 + 3271^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (232203137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11610147 + ... + 11610166.

Almost surely, 2232203130 is an apocalyptic number.

232203130 is a deficient number, since it is larger than the sum of its proper divisors (185762522).

232203130 is a wasteful number, since it uses less digits than its factorization.

232203130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23220320.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 232203130 is about 15238.2128217190. The cubic root of 232203130 is about 614.6426460755.

Adding to 232203130 its reverse (31302232), we get a palindrome (263505362).

The spelling of 232203130 in words is "two hundred thirty-two million, two hundred three thousand, one hundred thirty".

Divisors: 1 2 5 10 23220313 46440626 116101565 232203130