Base | Representation |
---|---|
bin | 10011100100010100010001 |
3 | 100122121100002 |
4 | 103210110101 |
5 | 2303120424 |
6 | 301535345 |
7 | 61412531 |
oct | 23442421 |
9 | 10577302 |
10 | 5129489 |
11 | 2993952 |
12 | 1874555 |
13 | 10a7a01 |
14 | 9774c1 |
15 | 6b4cae |
hex | 4e4511 |
5129489 has 2 divisors, whose sum is σ = 5129490. Its totient is φ = 5129488.
The previous prime is 5129479. The next prime is 5129557. The reversal of 5129489 is 9849215.
5129489 is nontrivially palindromic in base 13.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 3211264 + 1918225 = 1792^2 + 1385^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-5129489 is a prime.
It is a super-2 number, since 2×51294892 = 52623314802242, which contains 22 as substring.
It is an Ulam number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (5129419) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2564744 + 2564745.
It is an arithmetic number, because the mean of its divisors is an integer number (2564745).
Almost surely, 25129489 is an apocalyptic number.
It is an amenable number.
5129489 is a deficient number, since it is larger than the sum of its proper divisors (1).
5129489 is an equidigital number, since it uses as much as digits as its factorization.
5129489 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 25920, while the sum is 38.
The square root of 5129489 is about 2264.8375217662. The cubic root of 5129489 is about 172.4611856940.
It can be divided in two parts, 512 and 9489, that added together give a palindrome (10001).
The spelling of 5129489 in words is "five million, one hundred twenty-nine thousand, four hundred eighty-nine".
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