Base | Representation |
---|---|
bin | 1100000100010111… |
… | …11001001010010001 |
3 | 121201112121112222211 |
4 | 12002023321022101 |
5 | 101232123414324 |
6 | 2550530032121 |
7 | 316362431455 |
oct | 60213711221 |
9 | 17645545884 |
10 | 6479123089 |
11 | 282532908a |
12 | 1309a18641 |
13 | 7c342155a |
14 | 4566cc665 |
15 | 27dc2a294 |
hex | 1822f9291 |
6479123089 has 2 divisors, whose sum is σ = 6479123090. Its totient is φ = 6479123088.
The previous prime is 6479123029. The next prime is 6479123107. The reversal of 6479123089 is 9803219746.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 3573050625 + 2906072464 = 59775^2 + 53908^2 .
It is a cyclic number.
It is not a de Polignac number, because 6479123089 - 217 = 6478992017 is a prime.
It is not a weakly prime, because it can be changed into another prime (6479123029) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3239561544 + 3239561545.
It is an arithmetic number, because the mean of its divisors is an integer number (3239561545).
Almost surely, 26479123089 is an apocalyptic number.
It is an amenable number.
6479123089 is a deficient number, since it is larger than the sum of its proper divisors (1).
6479123089 is an equidigital number, since it uses as much as digits as its factorization.
6479123089 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 653184, while the sum is 49.
The square root of 6479123089 is about 80493.0002484688. Note that the first 3 decimals coincide. The cubic root of 6479123089 is about 1864.2554020512.
The spelling of 6479123089 in words is "six billion, four hundred seventy-nine million, one hundred twenty-three thousand, eighty-nine".
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