Base | Representation |
---|---|
bin | 11011011111111… |
… | …00000001111011 |
3 | 121002001021101100 |
4 | 31233330001323 |
5 | 433022423314 |
6 | 34520022443 |
7 | 5500444425 |
oct | 1557740173 |
9 | 532037340 |
10 | 230670459 |
11 | 109231148 |
12 | 65301a23 |
13 | 38a354c6 |
14 | 228c7815 |
15 | 153b6c09 |
hex | dbfc07b |
230670459 has 12 divisors (see below), whose sum is σ = 334432800. Its totient is φ = 153207024.
The previous prime is 230670449. The next prime is 230670491. The reversal of 230670459 is 954076032.
It is not a de Polignac number, because 230670459 - 24 = 230670443 is a prime.
It is not an unprimeable number, because it can be changed into a prime (230670449) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45219 + ... + 50060.
It is an arithmetic number, because the mean of its divisors is an integer number (27869400).
Almost surely, 2230670459 is an apocalyptic number.
230670459 is a deficient number, since it is larger than the sum of its proper divisors (103762341).
230670459 is a wasteful number, since it uses less digits than its factorization.
230670459 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 95554 (or 95551 counting only the distinct ones).
The product of its (nonzero) digits is 45360, while the sum is 36.
The square root of 230670459 is about 15187.8391813977. The cubic root of 230670459 is about 613.2873309136.
The spelling of 230670459 in words is "two hundred thirty million, six hundred seventy thousand, four hundred fifty-nine".
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