Base | Representation |
---|---|
bin | 111001001111… |
… | …1110110111010 |
3 | 2002110220201012 |
4 | 1302133312322 |
5 | 30140434111 |
6 | 2551153522 |
7 | 513060005 |
oct | 162376672 |
9 | 62426635 |
10 | 30014906 |
11 | 15a40709 |
12 | a0758a2 |
13 | 62ab9cc |
14 | 3db453c |
15 | 297d48b |
hex | 1c9fdba |
30014906 has 4 divisors (see below), whose sum is σ = 45022362. Its totient is φ = 15007452.
The previous prime is 30014879. The next prime is 30014909. The reversal of 30014906 is 60941003.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 20620681 + 9394225 = 4541^2 + 3065^2 .
It is not an unprimeable number, because it can be changed into a prime (30014909) by changing a digit.
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 as a sum of consecutive naturals, namely, 7503725 + ... + 7503728.
Almost surely, 230014906 is an apocalyptic number.
30014906 is a deficient number, since it is larger than the sum of its proper divisors (15007456).
30014906 is a wasteful number, since it uses less digits than its factorization.
30014906 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15007455.
The product of its (nonzero) digits is 648, while the sum is 23.
The square root of 30014906 is about 5478.5861314759. The cubic root of 30014906 is about 310.7747047496.
Adding to 30014906 its reverse (60941003), we get a palindrome (90955909).
The spelling of 30014906 in words is "thirty million, fourteen thousand, nine hundred six".
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