Base | Representation |
---|---|
bin | 10011001111111101000 |
3 | 1012001020111 |
4 | 2121333220 |
5 | 130141020 |
6 | 21304104 |
7 | 5234644 |
oct | 2317750 |
9 | 1161214 |
10 | 630760 |
11 | 3a0999 |
12 | 265034 |
13 | 191140 |
14 | 125c24 |
15 | c6d5a |
hex | 99fe8 |
630760 has 32 divisors (see below), whose sum is σ = 1529640. Its totient is φ = 232704.
The previous prime is 630737. The next prime is 630797. The reversal of 630760 is 67036.
630760 = T160 + T161 + ... + T198.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 213444 + 417316 = 462^2 + 646^2 .
It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87 + ... + 1126.
2630760 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 630760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (764820).
630760 is an abundant number, since it is smaller than the sum of its proper divisors (898880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
630760 is a wasteful number, since it uses less digits than its factorization.
630760 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1237 (or 1233 counting only the distinct ones).
The product of its (nonzero) digits is 756, while the sum is 22.
The square root of 630760 is about 794.2040040191. The cubic root of 630760 is about 85.7606468773.
Adding to 630760 its reverse (67036), we get a palindrome (697796).
The spelling of 630760 in words is "six hundred thirty thousand, seven hundred sixty".
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