Base | Representation |
---|---|
bin | 10011001111001111000 |
3 | 1012000201212 |
4 | 2121321320 |
5 | 130133032 |
6 | 21302252 |
7 | 5233610 |
oct | 2317170 |
9 | 1160655 |
10 | 630392 |
11 | 3a0694 |
12 | 264988 |
13 | 190c19 |
14 | 125a40 |
15 | c6bb2 |
hex | 99e78 |
630392 has 16 divisors (see below), whose sum is σ = 1350960. Its totient is φ = 270144.
The previous prime is 630391. The next prime is 630433. The reversal of 630392 is 293036.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (630391) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 5573 + ... + 5684.
It is an arithmetic number, because the mean of its divisors is an integer number (84435).
2630392 is an apocalyptic number.
It is an amenable number.
630392 is an abundant number, since it is smaller than the sum of its proper divisors (720568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
630392 is a wasteful number, since it uses less digits than its factorization.
630392 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11270 (or 11266 counting only the distinct ones).
The product of its (nonzero) digits is 972, while the sum is 23.
The square root of 630392 is about 793.9722917080. The cubic root of 630392 is about 85.7439653832.
The spelling of 630392 in words is "six hundred thirty thousand, three hundred ninety-two".
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