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233408132 = 22157371669
BaseRepresentation
bin11011110100110…
…00011010000100
3121021012100202122
431322120122010
5434223030012
635054425112
75532636116
oct1572303204
9537170678
10233408132
1110a830a91
1266202198
1339483629
1422ddb3b6
1515757e72
hexde98684

233408132 has 12 divisors (see below), whose sum is σ = 411067020. Its totient is φ = 115960416.

The previous prime is 233408129. The next prime is 233408177. The reversal of 233408132 is 231804332.

It can be written as a sum of positive squares in 2 ways, for example, as 79995136 + 153412996 = 8944^2 + 12386^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185207 + ... + 186462.

It is an arithmetic number, because the mean of its divisors is an integer number (34255585).

Almost surely, 2233408132 is an apocalyptic number.

It is an amenable number.

233408132 is a deficient number, since it is larger than the sum of its proper divisors (177658888).

233408132 is a wasteful number, since it uses less digits than its factorization.

233408132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371830 (or 371828 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 233408132 is about 15277.7004814206. The cubic root of 233408132 is about 615.7040272929.

The spelling of 233408132 in words is "two hundred thirty-three million, four hundred eight thousand, one hundred thirty-two".

Divisors: 1 2 4 157 314 628 371669 743338 1486676 58352033 116704066 233408132