Base | Representation |
---|---|
bin | 100100101010110… |
… | …1001001010100111 |
3 | 10011202020022202211 |
4 | 1021111221022213 |
5 | 10004441113112 |
6 | 322031544251 |
7 | 42330213232 |
oct | 11125511247 |
9 | 3152208684 |
10 | 1230410407 |
11 | 581597606 |
12 | 2a408b087 |
13 | 167bb11c5 |
14 | b95a8419 |
15 | 730460a7 |
hex | 495692a7 |
1230410407 has 2 divisors, whose sum is σ = 1230410408. Its totient is φ = 1230410406.
The previous prime is 1230410387. The next prime is 1230410431. The reversal of 1230410407 is 7040140321.
It is a weak prime.
It is an emirp because it is prime and its reverse (7040140321) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 1230410407 - 211 = 1230408359 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1230410437) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 615205203 + 615205204.
It is an arithmetic number, because the mean of its divisors is an integer number (615205204).
Almost surely, 21230410407 is an apocalyptic number.
1230410407 is a deficient number, since it is larger than the sum of its proper divisors (1).
1230410407 is an equidigital number, since it uses as much as digits as its factorization.
1230410407 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 672, while the sum is 22.
The square root of 1230410407 is about 35077.2063739403. The cubic root of 1230410407 is about 1071.5604236472.
Adding to 1230410407 its reverse (7040140321), we get a palindrome (8270550728).
The spelling of 1230410407 in words is "one billion, two hundred thirty million, four hundred ten thousand, four hundred seven".
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