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230313532 = 22101570083
BaseRepresentation
bin11011011101001…
…00111000111100
3121001101010202211
431232210320330
5432430013112
634504230204
75464430011
oct1556447074
9531333684
10230313532
11109007a69
126516b364
133893bbc7
1422833708
15153460a7
hexdba4e3c

230313532 has 12 divisors (see below), whose sum is σ = 407039976. Its totient is φ = 114016400.

The previous prime is 230313511. The next prime is 230313533. The reversal of 230313532 is 235313032.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230313533) 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, 284638 + ... + 285445.

It is an arithmetic number, because the mean of its divisors is an integer number (33919998).

Almost surely, 2230313532 is an apocalyptic number.

It is an amenable number.

230313532 is a deficient number, since it is larger than the sum of its proper divisors (176726444).

230313532 is a wasteful number, since it uses less digits than its factorization.

230313532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570188 (or 570186 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 22.

The square root of 230313532 is about 15176.0842116799. The cubic root of 230313532 is about 612.9708450643.

Adding to 230313532 its reverse (235313032), we get a palindrome (465626564).

The spelling of 230313532 in words is "two hundred thirty million, three hundred thirteen thousand, five hundred thirty-two".

Divisors: 1 2 4 101 202 404 570083 1140166 2280332 57578383 115156766 230313532