Base | Representation |
---|---|
bin | 100101100011111… |
… | …110110010010000 |
3 | 1121220210221001202 |
4 | 211203332302100 |
5 | 2242312023300 |
6 | 142311050332 |
7 | 21421343204 |
oct | 4543766220 |
9 | 1556727052 |
10 | 630189200 |
11 | 2a37a8523 |
12 | 1570709a8 |
13 | a0738a24 |
14 | 5d9a4b04 |
15 | 3a4d2ad5 |
hex | 258fec90 |
630189200 has 30 divisors (see below), whose sum is σ = 1514030514. Its totient is φ = 252075520.
The previous prime is 630189191. The next prime is 630189223. The reversal of 630189200 is 2981036.
630189200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 3 ways, for example, as 781456 + 629407744 = 884^2 + 25088^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 787337 + ... + 788136.
Almost surely, 2630189200 is an apocalyptic number.
It is an amenable number.
630189200 is an abundant number, since it is smaller than the sum of its proper divisors (883841314).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
630189200 is a wasteful number, since it uses less digits than its factorization.
630189200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1575491 (or 1575480 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 29.
The square root of 630189200 is about 25103.5694673088. The cubic root of 630189200 is about 857.3476965464.
The spelling of 630189200 in words is "six hundred thirty million, one hundred eighty-nine thousand, two hundred".
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