Base | Representation |
---|---|
bin | 11011011111100… |
… | …10010000010011 |
3 | 121001222020110101 |
4 | 31233302100103 |
5 | 433020133134 |
6 | 34515113231 |
7 | 5500216615 |
oct | 1557622023 |
9 | 531866411 |
10 | 230630419 |
11 | 109204058 |
12 | 652a2817 |
13 | 38a20206 |
14 | 228b6db5 |
15 | 153a9e14 |
hex | dbf2413 |
230630419 has 2 divisors, whose sum is σ = 230630420. Its totient is φ = 230630418.
The previous prime is 230630377. The next prime is 230630423. The reversal of 230630419 is 914036032.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 230630419 - 27 = 230630291 is a prime.
It is a super-2 number, since 2×2306304192 = 106380780336231122, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (230630479) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115315209 + 115315210.
It is an arithmetic number, because the mean of its divisors is an integer number (115315210).
Almost surely, 2230630419 is an apocalyptic number.
230630419 is a deficient number, since it is larger than the sum of its proper divisors (1).
230630419 is an equidigital number, since it uses as much as digits as its factorization.
230630419 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3888, while the sum is 28.
The square root of 230630419 is about 15186.5209643289. The cubic root of 230630419 is about 613.2518438587.
The spelling of 230630419 in words is "two hundred thirty million, six hundred thirty thousand, four hundred nineteen".
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