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230230332 = 22327980953
BaseRepresentation
bin11011011100100…
…00100100111100
3121001012220122100
431232100210330
5432414332312
634502345100
75463632313
oct1556204474
9531186570
10230230332
11108a60502
126512b190
1338910087
142281127a
151532b5dc
hexdb9093c

230230332 has 36 divisors (see below), whose sum is σ = 589345120. Its totient is φ = 75771072.

The previous prime is 230230321. The next prime is 230230339. The reversal of 230230332 is 233032032.

230230332 is a `hidden beast` number, since 2 + 302 + 30 + 332 = 666.

230230332 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230230339) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37633 + ... + 43320.

Almost surely, 2230230332 is an apocalyptic number.

It is an amenable number.

230230332 is an abundant number, since it is smaller than the sum of its proper divisors (359114788).

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

230230332 is a wasteful number, since it uses less digits than its factorization.

230230332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81042 (or 81037 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 18.

The square root of 230230332 is about 15173.3428090187. The cubic root of 230230332 is about 612.8970249458.

Adding to 230230332 its reverse (233032032), we get a palindrome (463262364).

The spelling of 230230332 in words is "two hundred thirty million, two hundred thirty thousand, three hundred thirty-two".

Divisors: 1 2 3 4 6 9 12 18 36 79 158 237 316 474 711 948 1422 2844 80953 161906 242859 323812 485718 728577 971436 1457154 2914308 6395287 12790574 19185861 25581148 38371722 57557583 76743444 115115166 230230332