Base | Representation |
---|---|
bin | 10100000001001000000001 |
3 | 100212121012110 |
4 | 110001020001 |
5 | 2320404424 |
6 | 304245533 |
7 | 62413542 |
oct | 24011001 |
9 | 10777173 |
10 | 5247489 |
11 | 2a64575 |
12 | 19108a9 |
13 | 1119630 |
14 | 9a84c9 |
15 | 6d9c29 |
hex | 501201 |
5247489 has 16 divisors (see below), whose sum is σ = 7584192. Its totient is φ = 3208128.
The previous prime is 5247479. The next prime is 5247491. The reversal of 5247489 is 9847425.
It is not a de Polignac number, because 5247489 - 28 = 5247233 is a prime.
It is a super-2 number, since 2×52474892 = 55072281610242, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a d-powerful number, because it can be written as 52 + 222 + 46 + 73 + 410 + 82 + 92 .
Its product of digits (80640) is a multiple of the sum of its prime divisors (896).
It is not an unprimeable number, because it can be changed into a prime (5247449) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (5) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7342 + ... + 8024.
It is an arithmetic number, because the mean of its divisors is an integer number (474012).
Almost surely, 25247489 is an apocalyptic number.
It is an amenable number.
5247489 is a deficient number, since it is larger than the sum of its proper divisors (2336703).
5247489 is a wasteful number, since it uses less digits than its factorization.
5247489 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 896.
The product of its digits is 80640, while the sum is 39.
The square root of 5247489 is about 2290.7398368213. The cubic root of 5247489 is about 173.7736189274.
The spelling of 5247489 in words is "five million, two hundred forty-seven thousand, four hundred eighty-nine".
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