Base | Representation |
---|---|
bin | 100100101010011… |
… | …1001000100011011 |
3 | 10011201212022112101 |
4 | 1021110321010123 |
5 | 10004413312103 |
6 | 322023424231 |
7 | 42325432666 |
oct | 11124710433 |
9 | 3151768471 |
10 | 1230213403 |
11 | 5814725a1 |
12 | 2a3bb5077 |
13 | 167b42633 |
14 | b95566dd |
15 | 73007a1d |
hex | 4953911b |
1230213403 has 2 divisors, whose sum is σ = 1230213404. Its totient is φ = 1230213402.
The previous prime is 1230213377. The next prime is 1230213421. The reversal of 1230213403 is 3043120321.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 1230213403 - 213 = 1230205211 is a prime.
It is not a weakly prime, because it can be changed into another prime (1230213433) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 615106701 + 615106702.
It is an arithmetic number, because the mean of its divisors is an integer number (615106702).
Almost surely, 21230213403 is an apocalyptic number.
1230213403 is a deficient number, since it is larger than the sum of its proper divisors (1).
1230213403 is an equidigital number, since it uses as much as digits as its factorization.
1230213403 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 432, while the sum is 19.
The square root of 1230213403 is about 35074.3981131537. The cubic root of 1230213403 is about 1071.5032305469.
Adding to 1230213403 its reverse (3043120321), we get a palindrome (4273333724).
The spelling of 1230213403 in words is "one billion, two hundred thirty million, two hundred thirteen thousand, four hundred three".
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