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230030768 = 24115692297
BaseRepresentation
bin11011011010111…
…11110110110000
3121000211202220002
431231133312300
5432341441033
634454205132
75462141432
oct1555376660
9530752802
10230030768
11108934580
12650537a8
13388702a6
142279c652
15152dc3e8
hexdb5fdb0

230030768 has 40 divisors (see below), whose sum is σ = 487267920. Its totient is φ = 104330240.

The previous prime is 230030761. The next prime is 230030783. The reversal of 230030768 is 867030032.

It is a self number, because there is not a number n which added to its sum of digits gives 230030768.

It is not an unprimeable number, because it can be changed into a prime (230030761) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98996 + ... + 101292.

It is an arithmetic number, because the mean of its divisors is an integer number (12181698).

Almost surely, 2230030768 is an apocalyptic number.

It is an amenable number.

230030768 is an abundant number, since it is smaller than the sum of its proper divisors (257237152).

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

230030768 is a wasteful number, since it uses less digits than its factorization.

230030768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2885 (or 2879 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 230030768 is about 15166.7652451009. The cubic root of 230030768 is about 612.7198870654.

The spelling of 230030768 in words is "two hundred thirty million, thirty thousand, seven hundred sixty-eight".

Divisors: 1 2 4 8 11 16 22 44 88 176 569 1138 2276 2297 4552 4594 6259 9104 9188 12518 18376 25036 25267 36752 50072 50534 100144 101068 202136 404272 1306993 2613986 5227972 10455944 14376923 20911888 28753846 57507692 115015384 230030768