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233230229 = 1307178447
BaseRepresentation
bin11011110011011…
…00111110010101
3121020212022201122
431321230332111
5434201331404
635050533325
75531265341
oct1571547625
9536768648
10233230229
1110a71a361
1266137245
133942066b
1422d92621
15157203be
hexde6cf95

233230229 has 4 divisors (see below), whose sum is σ = 233409984. Its totient is φ = 233050476.

The previous prime is 233230183. The next prime is 233230273. The reversal of 233230229 is 922032332.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 233230229 - 28 = 233229973 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 233230198 and 233230207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233230279) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87917 + ... + 90530.

It is an arithmetic number, because the mean of its divisors is an integer number (58352496).

Almost surely, 2233230229 is an apocalyptic number.

It is an amenable number.

233230229 is a deficient number, since it is larger than the sum of its proper divisors (179755).

233230229 is a wasteful number, since it uses less digits than its factorization.

233230229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179754.

The product of its (nonzero) digits is 3888, while the sum is 26.

The square root of 233230229 is about 15271.8770621034. The cubic root of 233230229 is about 615.5475582593.

The spelling of 233230229 in words is "two hundred thirty-three million, two hundred thirty thousand, two hundred twenty-nine".

Divisors: 1 1307 178447 233230229