Base | Representation |
---|---|
bin | 10011010000011000110 |
3 | 1012001112201 |
4 | 2122003012 |
5 | 130142412 |
6 | 21305114 |
7 | 5235412 |
oct | 2320306 |
9 | 1161481 |
10 | 630982 |
11 | 3a1080 |
12 | 26519a |
13 | 191281 |
14 | 125d42 |
15 | c6e57 |
hex | 9a0c6 |
630982 has 32 divisors (see below), whose sum is σ = 1140480. Its totient is φ = 258720.
The previous prime is 630967. The next prime is 630997. The reversal of 630982 is 289036.
It is an interprime number because it is at equal distance from previous prime (630967) and next prime (630997).
It is a self number, because there is not a number n which added to its sum of digits gives 630982.
It is a congruent number.
It is an unprimeable number.
630982 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14653 + ... + 14695.
It is an arithmetic number, because the mean of its divisors is an integer number (35640).
2630982 is an apocalyptic number.
630982 is a deficient number, since it is larger than the sum of its proper divisors (509498).
630982 is a wasteful number, since it uses less digits than its factorization.
630982 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 108.
The product of its (nonzero) digits is 2592, while the sum is 28.
The square root of 630982 is about 794.3437543029. The cubic root of 630982 is about 85.7707070325.
The spelling of 630982 in words is "six hundred thirty thousand, nine hundred eighty-two".
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