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230102732 = 22109352631
BaseRepresentation
bin11011011011100…
…01011011001100
3121000222102121102
431231301123030
5432401241412
634455522232
75462561306
oct1555613314
9530872542
10230102732
11108983652
1265089378
1338896c82
14227ba976
15153038c2
hexdb716cc

230102732 has 12 divisors (see below), whose sum is σ = 403055856. Its totient is φ = 114943920.

The previous prime is 230102729. The next prime is 230102737. The reversal of 230102732 is 237201032.

It is not an unprimeable number, because it can be changed into a prime (230102737) 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, 21944 + ... + 30687.

It is an arithmetic number, because the mean of its divisors is an integer number (33587988).

Almost surely, 2230102732 is an apocalyptic number.

It is an amenable number.

230102732 is a deficient number, since it is larger than the sum of its proper divisors (172953124).

230102732 is a wasteful number, since it uses less digits than its factorization.

230102732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53728 (or 53726 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 230102732 is about 15169.1374837200. The cubic root of 230102732 is about 612.7837758761.

Adding to 230102732 its reverse (237201032), we get a palindrome (467303764).

The spelling of 230102732 in words is "two hundred thirty million, one hundred two thousand, seven hundred thirty-two".

Divisors: 1 2 4 1093 2186 4372 52631 105262 210524 57525683 115051366 230102732