Base | Representation |
---|---|
bin | 10011110000111100111111 |
3 | 100202020100001 |
4 | 103300330333 |
5 | 2311244442 |
6 | 303015131 |
7 | 62016451 |
oct | 23607477 |
9 | 10666301 |
10 | 5181247 |
11 | 2a19825 |
12 | 189a4a7 |
13 | 10c5436 |
14 | 98c2d1 |
15 | 6c52b7 |
hex | 4f0f3f |
5181247 has 8 divisors (see below), whose sum is σ = 5374592. Its totient is φ = 4989600.
The previous prime is 5181223. The next prime is 5181251. The reversal of 5181247 is 7421815.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 5181247 - 211 = 5179199 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5181217) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12097 + ... + 12517.
It is an arithmetic number, because the mean of its divisors is an integer number (671824).
Almost surely, 25181247 is an apocalyptic number.
5181247 is a deficient number, since it is larger than the sum of its proper divisors (193345).
5181247 is a wasteful number, since it uses less digits than its factorization.
5181247 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 849.
The product of its digits is 2240, while the sum is 28.
The square root of 5181247 is about 2276.2352690353. The cubic root of 5181247 is about 173.0393063371.
The spelling of 5181247 in words is "five million, one hundred eighty-one thousand, two hundred forty-seven".
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