Base | Representation |
---|---|
bin | 100100101011100… |
… | …0000000101011011 |
3 | 10011202220102010202 |
4 | 1021113000011123 |
5 | 10010034011202 |
6 | 322043332415 |
7 | 42333225212 |
oct | 11127000533 |
9 | 3152812122 |
10 | 1230766427 |
11 | 581810040 |
12 | 2a422110b |
13 | 167ca7277 |
14 | b965c079 |
15 | 730b6802 |
hex | 495c015b |
1230766427 has 4 divisors (see below), whose sum is σ = 1342654296. Its totient is φ = 1118878560.
The previous prime is 1230766423. The next prime is 1230766447. The reversal of 1230766427 is 7246670321.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 1230766427 - 22 = 1230766423 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1230766423) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55943918 + ... + 55943939.
It is an arithmetic number, because the mean of its divisors is an integer number (335663574).
Almost surely, 21230766427 is an apocalyptic number.
1230766427 is a deficient number, since it is larger than the sum of its proper divisors (111887869).
1230766427 is a wasteful number, since it uses less digits than its factorization.
1230766427 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 111887868.
The product of its (nonzero) digits is 84672, while the sum is 38.
The square root of 1230766427 is about 35082.2808123987. The cubic root of 1230766427 is about 1071.6637659007.
The spelling of 1230766427 in words is "one billion, two hundred thirty million, seven hundred sixty-six thousand, four hundred twenty-seven".
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