Base | Representation |
---|---|
bin | 1110110011000… |
… | …01010000000001 |
3 | 22122120110202201 |
4 | 13121201100001 |
5 | 223234132210 |
6 | 20152313201 |
7 | 3035042635 |
oct | 731412001 |
9 | 278513681 |
10 | 124130305 |
11 | 64082a32 |
12 | 356a2801 |
13 | 1c941bb0 |
14 | 126b2dc5 |
15 | ad6e53a |
hex | 7661401 |
124130305 has 16 divisors (see below), whose sum is σ = 161489664. Its totient is φ = 91051200.
The previous prime is 124130263. The next prime is 124130341. The reversal of 124130305 is 503031421.
It is not a de Polignac number, because 124130305 - 27 = 124130177 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3492 + ... + 16138.
It is an arithmetic number, because the mean of its divisors is an integer number (10093104).
Almost surely, 2124130305 is an apocalyptic number.
It is an amenable number.
124130305 is a deficient number, since it is larger than the sum of its proper divisors (37359359).
124130305 is a wasteful number, since it uses less digits than its factorization.
124130305 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12816.
The product of its (nonzero) digits is 360, while the sum is 19.
The square root of 124130305 is about 11141.3780565961. The cubic root of 124130305 is about 498.8377069098.
Adding to 124130305 its reverse (503031421), we get a palindrome (627161726).
The spelling of 124130305 in words is "one hundred twenty-four million, one hundred thirty thousand, three hundred five".
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