Base | Representation |
---|---|
bin | 111010011111… |
… | …1111100101010 |
3 | 2010201020012102 |
4 | 1310333330222 |
5 | 30322430014 |
6 | 3013213402 |
7 | 521460521 |
oct | 164777452 |
9 | 63636172 |
10 | 30670634 |
11 | 16349335 |
12 | a331262 |
13 | 647b307 |
14 | 41054b8 |
15 | 2a5c8de |
hex | 1d3ff2a |
30670634 has 8 divisors (see below), whose sum is σ = 46037700. Its totient is φ = 15324736.
The previous prime is 30670609. The next prime is 30670643. The reversal of 30670634 is 43607603.
It can be written as a sum of positive squares in 2 ways, for example, as 26061025 + 4609609 = 5105^2 + 2147^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 30670597 and 30670606.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 959 + ... + 7890.
Almost surely, 230670634 is an apocalyptic number.
30670634 is a deficient number, since it is larger than the sum of its proper divisors (15367066).
30670634 is a wasteful number, since it uses less digits than its factorization.
30670634 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10584.
The product of its (nonzero) digits is 9072, while the sum is 29.
The square root of 30670634 is about 5538.1074384667. The cubic root of 30670634 is about 313.0215597571.
The spelling of 30670634 in words is "thirty million, six hundred seventy thousand, six hundred thirty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.061 sec. • engine limits •