Base | Representation |
---|---|
bin | 10011001110101110010 |
3 | 1012000101011 |
4 | 2121311302 |
5 | 130131010 |
6 | 21301134 |
7 | 5233054 |
oct | 2316562 |
9 | 1160334 |
10 | 630130 |
11 | 3a0476 |
12 | 2647aa |
13 | 190a77 |
14 | 1258d4 |
15 | c6a8a |
hex | 99d72 |
630130 has 16 divisors (see below), whose sum is σ = 1153944. Its totient is φ = 247680.
The previous prime is 630127. The next prime is 630151. The reversal of 630130 is 31036.
It can be written as a sum of positive squares in 4 ways, for example, as 502681 + 127449 = 709^2 + 357^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 630130.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94 + ... + 1126.
2630130 is an apocalyptic number.
630130 is a deficient number, since it is larger than the sum of its proper divisors (523814).
630130 is a wasteful number, since it uses less digits than its factorization.
630130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1101.
The product of its (nonzero) digits is 54, while the sum is 13.
The square root of 630130 is about 793.8072813977. The cubic root of 630130 is about 85.7320849279.
Adding to 630130 its reverse (31036), we get a palindrome (661166).
The spelling of 630130 in words is "six hundred thirty thousand, one hundred thirty".
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