Base | Representation |
---|---|
bin | 111101001111010… |
… | …001011110100001 |
3 | 2122121021000221110 |
4 | 331033101132201 |
5 | 4101004221141 |
6 | 245541013533 |
7 | 34313605602 |
oct | 7517213641 |
9 | 2577230843 |
10 | 1027413921 |
11 | 487a48316 |
12 | 2480b42a9 |
13 | 134b18041 |
14 | 9a645da9 |
15 | 602e8e16 |
hex | 3d3d17a1 |
1027413921 has 32 divisors (see below), whose sum is σ = 1489010688. Its totient is φ = 627621120.
The previous prime is 1027413901. The next prime is 1027414013. The reversal of 1027413921 is 1293147201.
It is not a de Polignac number, because 1027413921 - 25 = 1027413889 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1027413901) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 944640 + ... + 945726.
It is an arithmetic number, because the mean of its divisors is an integer number (46531584).
Almost surely, 21027413921 is an apocalyptic number.
It is an amenable number.
1027413921 is a deficient number, since it is larger than the sum of its proper divisors (461596767).
1027413921 is a wasteful number, since it uses less digits than its factorization.
1027413921 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1581.
The product of its (nonzero) digits is 3024, while the sum is 30.
The square root of 1027413921 is about 32053.2981298337. The cubic root of 1027413921 is about 1009.0557200595.
The spelling of 1027413921 in words is "one billion, twenty-seven million, four hundred thirteen thousand, nine hundred twenty-one".
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