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230763069 = 32434011487
BaseRepresentation
bin11011100000100…
…10101000111101
3121002012222102100
431300102220331
5433033404234
634522015313
75501311425
oct1560225075
9532188370
10230763069
11109294789
1265347539
1338a686c4
142290d485
15153d4399
hexdc12a3d

230763069 has 24 divisors (see below), whose sum is σ = 342156672. Its totient is φ = 149788800.

The previous prime is 230763059. The next prime is 230763073. The reversal of 230763069 is 960367032.

230763069 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 230763069 - 29 = 230762557 is a prime.

It is a super-2 number, since 2×2307630692 = 106503188028597522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230763019) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 154444 + ... + 155930.

It is an arithmetic number, because the mean of its divisors is an integer number (14256528).

Almost surely, 2230763069 is an apocalyptic number.

It is an amenable number.

230763069 is a deficient number, since it is larger than the sum of its proper divisors (111393603).

230763069 is a wasteful number, since it uses less digits than its factorization.

230763069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1937 (or 1934 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 36.

The square root of 230763069 is about 15190.8876962474. The cubic root of 230763069 is about 613.3693945073.

The spelling of 230763069 in words is "two hundred thirty million, seven hundred sixty-three thousand, sixty-nine".

Divisors: 1 3 9 43 129 387 401 1203 1487 3609 4461 13383 17243 51729 63941 155187 191823 575469 596287 1788861 5366583 25640341 76921023 230763069