Base | Representation |
---|---|
bin | 111001011000… |
… | …1000000110000 |
3 | 2002121111002111 |
4 | 1302301000300 |
5 | 30200211133 |
6 | 2552455104 |
7 | 513501601 |
oct | 162610060 |
9 | 62544074 |
10 | 30085168 |
11 | 15a89483 |
12 | a0aa494 |
13 | 6304999 |
14 | 3dd1da8 |
15 | 29941cd |
hex | 1cb1030 |
30085168 has 10 divisors (see below), whose sum is σ = 58290044. Its totient is φ = 15042576.
The previous prime is 30085163. The next prime is 30085169. The reversal of 30085168 is 86158003.
It is not an unprimeable number, because it can be changed into a prime (30085163) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 940146 + ... + 940177.
Almost surely, 230085168 is an apocalyptic number.
It is an amenable number.
30085168 is a deficient number, since it is larger than the sum of its proper divisors (28204876).
30085168 is a wasteful number, since it uses less digits than its factorization.
30085168 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1880331 (or 1880325 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 31.
The square root of 30085168 is about 5484.9948040085. The cubic root of 30085168 is about 311.0170136438.
The spelling of 30085168 in words is "thirty million, eighty-five thousand, one hundred sixty-eight".
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