Base | Representation |
---|---|
bin | 10011111001111101001101 |
3 | 100211002220220 |
4 | 103321331031 |
5 | 2313440000 |
6 | 303501553 |
7 | 62232123 |
oct | 23717515 |
9 | 10732826 |
10 | 5218125 |
11 | 2a44500 |
12 | 18b78b9 |
13 | 1109163 |
14 | 99b913 |
15 | 6d11a0 |
hex | 4f9f4d |
5218125 has 60 divisors (see below), whose sum is σ = 9971808. Its totient is φ = 2420000.
The previous prime is 5218121. The next prime is 5218139.
5218125 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 5218125 - 22 = 5218121 is a prime.
It is an alternating number because its digits alternate between odd and even.
It is a junction number, because it is equal to n+sod(n) for n = 5218095 and 5218104.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5218121) by changing a digit.
It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 226864 + ... + 226886.
Almost surely, 25218125 is an apocalyptic number.
5218125 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
It is an amenable number.
5218125 is a deficient number, since it is larger than the sum of its proper divisors (4753683).
5218125 is a wasteful number, since it uses less digits than its factorization.
5218125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 68 (or 42 counting only the distinct ones).
The product of its digits is 800, while the sum is 24.
The square root of 5218125 is about 2284.3215623025. The cubic root of 5218125 is about 173.4488771856.
It can be divided in two parts, 521 and 8125, that added together give a triangular number (8646 = T131).
The spelling of 5218125 in words is "five million, two hundred eighteen thousand, one hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •