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230689926 = 23243298049
BaseRepresentation
bin11011100000000…
…00110010000110
3121002002021002100
431300000302012
5433024034201
634520252530
75500555245
oct1560006206
9532067070
10230689926
11109244835
1265311146
1338a4131c
14228d095c
15153bc886
hexdc00c86

230689926 has 24 divisors (see below), whose sum is σ = 511453800. Its totient is φ = 75108096.

The previous prime is 230689919. The next prime is 230689933. The reversal of 230689926 is 629986032.

It is an interprime number because it is at equal distance from previous prime (230689919) and next prime (230689933).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 148251 + ... + 149798.

It is an arithmetic number, because the mean of its divisors is an integer number (21310575).

Almost surely, 2230689926 is an apocalyptic number.

230689926 is an abundant number, since it is smaller than the sum of its proper divisors (280763874).

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

230689926 is a wasteful number, since it uses less digits than its factorization.

230689926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298100 (or 298097 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The square root of 230689926 is about 15188.4800424532. The cubic root of 230689926 is about 613.3045828389.

The spelling of 230689926 in words is "two hundred thirty million, six hundred eighty-nine thousand, nine hundred twenty-six".

Divisors: 1 2 3 6 9 18 43 86 129 258 387 774 298049 596098 894147 1788294 2682441 5364882 12816107 25632214 38448321 76896642 115344963 230689926