Base | Representation |
---|---|
bin | 11011011101110… |
… | …10010100100000 |
3 | 121001112121011221 |
4 | 31232322110200 |
5 | 432440320222 |
6 | 34510144424 |
7 | 5465243641 |
oct | 1556722440 |
9 | 531477157 |
10 | 230401312 |
11 | 109067a09 |
12 | 651b2114 |
13 | 3896cb4b |
14 | 228576c8 |
15 | 153620c7 |
hex | dbba520 |
230401312 has 24 divisors (see below), whose sum is σ = 454141296. Its totient is φ = 115063872.
The previous prime is 230401279. The next prime is 230401321. The reversal of 230401312 is 213104032.
It is a happy number.
230401312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-3 number, since 3×2304013123 (a number of 26 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a nialpdrome in base 16.
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, 26503 + ... + 34105.
It is an arithmetic number, because the mean of its divisors is an integer number (18922554).
Almost surely, 2230401312 is an apocalyptic number.
It is an amenable number.
230401312 is a deficient number, since it is larger than the sum of its proper divisors (223739984).
230401312 is an equidigital number, since it uses as much as digits as its factorization.
230401312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8560 (or 8552 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 230401312 is about 15178.9759865414. The cubic root of 230401312 is about 613.0487095677.
Adding to 230401312 its reverse (213104032), we get a palindrome (443505344).
The spelling of 230401312 in words is "two hundred thirty million, four hundred one thousand, three hundred twelve".
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