Base | Representation |
---|---|
bin | 111001001111… |
… | …1001111111011 |
3 | 2002110210021210 |
4 | 1302133033323 |
5 | 30140344121 |
6 | 2551134203 |
7 | 513046512 |
oct | 162371773 |
9 | 62423253 |
10 | 30012411 |
11 | 15a39850 |
12 | a074363 |
13 | 62aa830 |
14 | 3db3679 |
15 | 297c876 |
hex | 1c9f3fb |
30012411 has 16 divisors (see below), whose sum is σ = 47013120. Its totient is φ = 16789920.
The previous prime is 30012397. The next prime is 30012431. The reversal of 30012411 is 11421003.
It is a happy number.
It is not a de Polignac number, because 30012411 - 25 = 30012379 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30012431) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34551 + ... + 35408.
It is an arithmetic number, because the mean of its divisors is an integer number (2938320).
Almost surely, 230012411 is an apocalyptic number.
30012411 is a deficient number, since it is larger than the sum of its proper divisors (17000709).
30012411 is a wasteful number, since it uses less digits than its factorization.
30012411 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69986.
The product of its (nonzero) digits is 24, while the sum is 12.
The square root of 30012411 is about 5478.3584220093. The cubic root of 30012411 is about 310.7660934242.
Adding to 30012411 its reverse (11421003), we get a palindrome (41433414).
The spelling of 30012411 in words is "thirty million, twelve thousand, four hundred eleven".
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