Base | Representation |
---|---|
bin | 100101100011101… |
… | …011100101000010 |
3 | 1121220122221011001 |
4 | 211203223211002 |
5 | 2242302014110 |
6 | 142305242214 |
7 | 21420564640 |
oct | 4543534502 |
9 | 1556587131 |
10 | 630110530 |
11 | 2a3754405 |
12 | 15703336a |
13 | a070bc8a |
14 | 5d984190 |
15 | 3a4b963a |
hex | 258eb942 |
630110530 has 32 divisors (see below), whose sum is σ = 1352588544. Its totient is φ = 206644416.
The previous prime is 630110527. The next prime is 630110531. The reversal of 630110530 is 35011036.
It is a junction number, because it is equal to n+sod(n) for n = 630110498 and 630110507.
It is not an unprimeable number, because it can be changed into a prime (630110531) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 194077 + ... + 197296.
It is an arithmetic number, because the mean of its divisors is an integer number (42268392).
Almost surely, 2630110530 is an apocalyptic number.
630110530 is an abundant number, since it is smaller than the sum of its proper divisors (722478014).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
630110530 is a wasteful number, since it uses less digits than its factorization.
630110530 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 391410.
The product of its (nonzero) digits is 270, while the sum is 19.
The square root of 630110530 is about 25102.0025097601. The cubic root of 630110530 is about 857.3120192450.
Adding to 630110530 its reverse (35011036), we get a palindrome (665121566).
The spelling of 630110530 in words is "six hundred thirty million, one hundred ten thousand, five hundred thirty".
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