Base | Representation |
---|---|
bin | 111001011011… |
… | …0100001011010 |
3 | 2002122122001102 |
4 | 1302312201122 |
5 | 30201421423 |
6 | 2553151402 |
7 | 513624443 |
oct | 162664132 |
9 | 62578042 |
10 | 30107738 |
11 | 15aa4431 |
12 | a0bb562 |
13 | 631203b |
14 | 3dda2ca |
15 | 299ac28 |
hex | 1cb685a |
30107738 has 8 divisors (see below), whose sum is σ = 45192288. Its totient is φ = 15043644.
The previous prime is 30107719. The next prime is 30107743. The reversal of 30107738 is 83770103.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 30107738.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 656 + ... + 7787.
It is an arithmetic number, because the mean of its divisors is an integer number (5649036).
Almost surely, 230107738 is an apocalyptic number.
30107738 is a deficient number, since it is larger than the sum of its proper divisors (15084550).
30107738 is a wasteful number, since it uses less digits than its factorization.
30107738 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10228.
The product of its (nonzero) digits is 3528, while the sum is 29.
The square root of 30107738 is about 5487.0518495819. The cubic root of 30107738 is about 311.0947695593.
The spelling of 30107738 in words is "thirty million, one hundred seven thousand, seven hundred thirty-eight".
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