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230243196 = 22319186933
BaseRepresentation
bin11011011100100…
…11101101111100
3121001020120021210
431232103231330
5432420240241
634502524420
75464014651
oct1556235574
9531216253
10230243196
11108a6a137
1265136710
1338915ba1
1422815c28
1515330316
hexdb93b7c

230243196 has 12 divisors (see below), whose sum is σ = 537234152. Its totient is φ = 76747728.

The previous prime is 230243173. The next prime is 230243201. The reversal of 230243196 is 691342032.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9593455 + ... + 9593478.

Almost surely, 2230243196 is an apocalyptic number.

It is an amenable number.

230243196 is an abundant number, since it is smaller than the sum of its proper divisors (306990956).

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

230243196 is a wasteful number, since it uses less digits than its factorization.

230243196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19186940 (or 19186938 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 230243196 is about 15173.7667044146. The cubic root of 230243196 is about 612.9084398340.

The spelling of 230243196 in words is "two hundred thirty million, two hundred forty-three thousand, one hundred ninety-six".

Divisors: 1 2 3 4 6 12 19186933 38373866 57560799 76747732 115121598 230243196