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230766747 = 3127605687
BaseRepresentation
bin11011100000100…
…11100010011011
3121002020011110120
431300103202123
5433034013442
634522044323
75501325231
oct1560234233
9532204416
10230766747
11109297522
12653496a3
1338a6a293
1422910951
15153d54ec
hexdc1389b

230766747 has 8 divisors (see below), whose sum is σ = 310112256. Its totient is φ = 152632872.

The previous prime is 230766713. The next prime is 230766749. The reversal of 230766747 is 747667032.

230766747 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 230766747 - 214 = 230750363 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 230766699 and 230766708.

It is not an unprimeable number, because it can be changed into a prime (230766749) 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, 302463 + ... + 303224.

It is an arithmetic number, because the mean of its divisors is an integer number (38764032).

Almost surely, 2230766747 is an apocalyptic number.

230766747 is a deficient number, since it is larger than the sum of its proper divisors (79345509).

230766747 is a wasteful number, since it uses less digits than its factorization.

230766747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605817.

The product of its (nonzero) digits is 296352, while the sum is 42.

The square root of 230766747 is about 15191.0087551815. The cubic root of 230766747 is about 613.3726532041.

The spelling of 230766747 in words is "two hundred thirty million, seven hundred sixty-six thousand, seven hundred forty-seven".

Divisors: 1 3 127 381 605687 1817061 76922249 230766747