Base | Representation |
---|---|
bin | 111001011011… |
… | …0011100111010 |
3 | 2002122121122202 |
4 | 1302312130322 |
5 | 30201414300 |
6 | 2553150202 |
7 | 513623552 |
oct | 162663472 |
9 | 62577582 |
10 | 30107450 |
11 | 15aa419a |
12 | a0bb362 |
13 | 6311b79 |
14 | 3dda162 |
15 | 299aad5 |
hex | 1cb673a |
30107450 has 24 divisors (see below), whose sum is σ = 56246400. Its totient is φ = 11990000.
The previous prime is 30107447. The next prime is 30107461. The reversal of 30107450 is 5470103.
It is a happy number.
It is an alternating number because its digits alternate between odd and even.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11351 + ... + 13749.
It is an arithmetic number, because the mean of its divisors is an integer number (2343600).
Almost surely, 230107450 is an apocalyptic number.
30107450 is a deficient number, since it is larger than the sum of its proper divisors (26138950).
30107450 is a wasteful number, since it uses less digits than its factorization.
30107450 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2662 (or 2657 counting only the distinct ones).
The product of its (nonzero) digits is 420, while the sum is 20.
The square root of 30107450 is about 5487.0256059180. The cubic root of 30107450 is about 311.0937776152.
Adding to 30107450 its reverse (5470103), we get a palindrome (35577553).
The spelling of 30107450 in words is "thirty million, one hundred seven thousand, four hundred fifty".
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