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230399168 = 2619189473
BaseRepresentation
bin11011011101110…
…01110011000000
3121001112111020112
431232321303000
5432440233133
634510130452
75465234456
oct1556716300
9531474215
10230399168
1110906633a
12651b0a28
133896bb8c
14228569d6
1515361648
hexdbb9cc0

230399168 has 28 divisors (see below), whose sum is σ = 481263960. Its totient is φ = 109135872.

The previous prime is 230399159. The next prime is 230399179. The reversal of 230399168 is 861993032.

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, 93521 + ... + 95952.

Almost surely, 2230399168 is an apocalyptic number.

It is an amenable number.

230399168 is an abundant number, since it is smaller than the sum of its proper divisors (250864792).

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

230399168 is a wasteful number, since it uses less digits than its factorization.

230399168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189504 (or 189494 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 41.

The square root of 230399168 is about 15178.9053623771. The cubic root of 230399168 is about 613.0468079864.

The spelling of 230399168 in words is "two hundred thirty million, three hundred ninety-nine thousand, one hundred sixty-eight".

Divisors: 1 2 4 8 16 19 32 38 64 76 152 304 608 1216 189473 378946 757892 1515784 3031568 3599987 6063136 7199974 12126272 14399948 28799896 57599792 115199584 230399168