Base | Representation |
---|---|
bin | 100101100011011… |
… | …101001111110001 |
3 | 1121220112221121210 |
4 | 211203131033301 |
5 | 2242243124300 |
6 | 142304110333 |
7 | 21420231534 |
oct | 4543351761 |
9 | 1556487553 |
10 | 630051825 |
11 | 2a3714297 |
12 | 1570053a9 |
13 | a06bb340 |
14 | 5d96aa1b |
15 | 3a4a7050 |
hex | 258dd3f1 |
630051825 has 48 divisors (see below), whose sum is σ = 1160550720. Its totient is φ = 299470080.
The previous prime is 630051803. The next prime is 630051827. The reversal of 630051825 is 528150036.
It is not a de Polignac number, because 630051825 - 210 = 630050801 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 630051792 and 630051801.
It is not an unprimeable number, because it can be changed into a prime (630051827) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 17134 + ... + 39416.
It is an arithmetic number, because the mean of its divisors is an integer number (24178140).
Almost surely, 2630051825 is an apocalyptic number.
630051825 is a gapful number since it is divisible by the number (65) formed by its first and last digit.
It is an amenable number.
630051825 is a deficient number, since it is larger than the sum of its proper divisors (530498895).
630051825 is a wasteful number, since it uses less digits than its factorization.
630051825 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22338 (or 22333 counting only the distinct ones).
The product of its (nonzero) digits is 7200, while the sum is 30.
The square root of 630051825 is about 25100.8331535031. The cubic root of 630051825 is about 857.2853942521.
The spelling of 630051825 in words is "six hundred thirty million, fifty-one thousand, eight hundred twenty-five".
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