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230660793 = 32114156827
BaseRepresentation
bin11011011111110…
…01101010111001
3121002000210010100
431233321222321
5433022121133
634515510013
75500404306
oct1557715271
9532023110
10230660793
11109224960
12652b8309
1338a30c9c
14228c40ad
15153b3e13
hexdbf9ab9

230660793 has 24 divisors (see below), whose sum is σ = 372337056. Its totient is φ = 136382400.

The previous prime is 230660783. The next prime is 230660821. The reversal of 230660793 is 397066032.

It is not a de Polignac number, because 230660793 - 25 = 230660761 is a prime.

It is not an unprimeable number, because it can be changed into a prime (230660783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24355 + ... + 32472.

It is an arithmetic number, because the mean of its divisors is an integer number (15514044).

Almost surely, 2230660793 is an apocalyptic number.

It is an amenable number.

230660793 is a deficient number, since it is larger than the sum of its proper divisors (141676263).

230660793 is a wasteful number, since it uses less digits than its factorization.

230660793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56885 (or 56882 counting only the distinct ones).

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

The square root of 230660793 is about 15187.5209629485. The cubic root of 230660793 is about 613.2787644097.

The spelling of 230660793 in words is "two hundred thirty million, six hundred sixty thousand, seven hundred ninety-three".

Divisors: 1 3 9 11 33 41 99 123 369 451 1353 4059 56827 170481 511443 625097 1875291 2329907 5625873 6989721 20969163 25628977 76886931 230660793