Base | Representation |
---|---|
bin | 10011001010110100101 |
3 | 1011220122012 |
4 | 2121112211 |
5 | 130100013 |
6 | 21244005 |
7 | 5224202 |
oct | 2312645 |
9 | 1156565 |
10 | 628133 |
11 | 399a20 |
12 | 263605 |
13 | 18cb9c |
14 | 124ca9 |
15 | c61a8 |
hex | 995a5 |
628133 has 8 divisors (see below), whose sum is σ = 725760. Its totient is φ = 537280.
The previous prime is 628127. The next prime is 628139. The reversal of 628133 is 331826.
628133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (628127) and next prime (628139).
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 628133 - 212 = 624037 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 628099 and 628108.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (628139) 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, 1493 + ... + 1866.
It is an arithmetic number, because the mean of its divisors is an integer number (90720).
2628133 is an apocalyptic number.
It is an amenable number.
628133 is a deficient number, since it is larger than the sum of its proper divisors (97627).
628133 is a wasteful number, since it uses less digits than its factorization.
628133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3387.
The product of its digits is 864, while the sum is 23.
The square root of 628133 is about 792.5484212337. The cubic root of 628133 is about 85.6414220726.
Adding to 628133 its reverse (331826), we get a palindrome (959959).
The spelling of 628133 in words is "six hundred twenty-eight thousand, one hundred thirty-three".
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