Base | Representation |
---|---|
bin | 11011011110000… |
… | …01111000111000 |
3 | 121001121011201002 |
4 | 31233001320320 |
5 | 432442313222 |
6 | 34510544132 |
7 | 5465433215 |
oct | 1557017070 |
9 | 531534632 |
10 | 230432312 |
11 | 109089230 |
12 | 65208048 |
13 | 38980ca6 |
14 | 22864b0c |
15 | 1536b392 |
hex | dbc1e38 |
230432312 has 32 divisors (see below), whose sum is σ = 475530480. Its totient is φ = 103810560.
The previous prime is 230432309. The next prime is 230432317. The reversal of 230432312 is 213234032.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230432317) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1643 + ... + 21530.
Almost surely, 2230432312 is an apocalyptic number.
230432312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
230432312 is an abundant number, since it is smaller than the sum of its proper divisors (245098168).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
230432312 is a wasteful number, since it uses less digits than its factorization.
230432312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23303 (or 23299 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 20.
The square root of 230432312 is about 15179.9971014490. The cubic root of 230432312 is about 613.0762031289.
Adding to 230432312 its reverse (213234032), we get a palindrome (443666344).
The spelling of 230432312 in words is "two hundred thirty million, four hundred thirty-two thousand, three hundred twelve".
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