Base | Representation |
---|---|
bin | 10011010000010101010 |
3 | 1012001111200 |
4 | 2122002222 |
5 | 130142304 |
6 | 21305030 |
7 | 5235342 |
oct | 2320252 |
9 | 1161450 |
10 | 630954 |
11 | 3a1055 |
12 | 265176 |
13 | 19125c |
14 | 125d22 |
15 | c6e39 |
hex | 9a0aa |
630954 has 12 divisors (see below), whose sum is σ = 1367106. Its totient is φ = 210312.
The previous prime is 630941. The next prime is 630967. The reversal of 630954 is 459036.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (630941) and next prime (630967).
It can be written as a sum of positive squares in only one way, i.e., 603729 + 27225 = 777^2 + 165^2 .
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 630954.
It is an unprimeable number.
630954 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 5 ways as a sum of consecutive naturals, for example, 17509 + ... + 17544.
2630954 is an apocalyptic number.
630954 is an abundant number, since it is smaller than the sum of its proper divisors (736152).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
630954 is a wasteful number, since it uses less digits than its factorization.
630954 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35061 (or 35058 counting only the distinct ones).
The product of its (nonzero) digits is 3240, while the sum is 27.
The square root of 630954 is about 794.3261294959. The cubic root of 630954 is about 85.7694383141.
The spelling of 630954 in words is "six hundred thirty thousand, nine hundred fifty-four".
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