Base | Representation |
---|---|
bin | 111001100111… |
… | …1101001101100 |
3 | 2002211212020122 |
4 | 1303033221230 |
5 | 30213220133 |
6 | 2555304112 |
7 | 514533515 |
oct | 163175154 |
9 | 62755218 |
10 | 30210668 |
11 | 160647a4 |
12 | a14b038 |
13 | 6349b47 |
14 | 4025a0c |
15 | 29bb498 |
hex | 1ccfa6c |
30210668 has 6 divisors (see below), whose sum is σ = 52868676. Its totient is φ = 15105332.
The previous prime is 30210667. The next prime is 30210673. The reversal of 30210668 is 86601203.
It is a super-2 number, since 2×302106682 = 1825368922012448, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (30210667) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3776330 + ... + 3776337.
It is an arithmetic number, because the mean of its divisors is an integer number (8811446).
Almost surely, 230210668 is an apocalyptic number.
It is an amenable number.
30210668 is a deficient number, since it is larger than the sum of its proper divisors (22658008).
30210668 is a wasteful number, since it uses less digits than its factorization.
30210668 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7552671 (or 7552669 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 26.
The square root of 30210668 is about 5496.4232005915. The cubic root of 30210668 is about 311.4488818863.
The spelling of 30210668 in words is "thirty million, two hundred ten thousand, six hundred sixty-eight".
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