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230430429 = 3271360611
BaseRepresentation
bin11011011110000…
…01011011011101
3121001121002010100
431233001123131
5432442233204
634510531313
75465424555
oct1557013335
9531532110
10230430429
11109087879
1265206b39
1338980188
1422864165
151536aa39
hexdbc16dd

230430429 has 12 divisors (see below), whose sum is σ = 337532832. Its totient is φ = 151456200.

The previous prime is 230430419. The next prime is 230430479. The reversal of 230430429 is 924034032.

It is a happy number.

230430429 is a `hidden beast` number, since 230 + 4 + 3 + 0 + 429 = 666.

It is not a de Polignac number, because 230430429 - 28 = 230430173 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230430419) 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 11 ways as a sum of consecutive naturals, for example, 179667 + ... + 180944.

It is an arithmetic number, because the mean of its divisors is an integer number (28127736).

Almost surely, 2230430429 is an apocalyptic number.

It is an amenable number.

230430429 is a deficient number, since it is larger than the sum of its proper divisors (107102403).

230430429 is a wasteful number, since it uses less digits than its factorization.

230430429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360688 (or 360685 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 230430429 is about 15179.9350789126. The cubic root of 230430429 is about 613.0745331871.

The spelling of 230430429 in words is "two hundred thirty million, four hundred thirty thousand, four hundred twenty-nine".

Divisors: 1 3 9 71 213 639 360611 1081833 3245499 25603381 76810143 230430429