Base | Representation |
---|---|
bin | 110001011110010… |
… | …011011011110001 |
3 | 2010211211202200110 |
4 | 301132103123301 |
5 | 3144441340010 |
6 | 214210211533 |
7 | 26366055156 |
oct | 6136233361 |
9 | 2124752613 |
10 | 830027505 |
11 | 39658aa4a |
12 | 1b1b83ba9 |
13 | 102c67548 |
14 | 7c34422d |
15 | 4cd09120 |
hex | 317936f1 |
830027505 has 16 divisors (see below), whose sum is σ = 1329007680. Its totient is φ = 442360128.
The previous prime is 830027491. The next prime is 830027537. The reversal of 830027505 is 505720038.
It is a happy number.
It is not a de Polignac number, because 830027505 - 24 = 830027489 is a prime.
It is an unprimeable number.
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 in 15 ways as a sum of consecutive naturals, for example, 2074 + ... + 40796.
It is an arithmetic number, because the mean of its divisors is an integer number (83062980).
Almost surely, 2830027505 is an apocalyptic number.
It is an amenable number.
830027505 is a deficient number, since it is larger than the sum of its proper divisors (498980175).
830027505 is a wasteful number, since it uses less digits than its factorization.
830027505 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40160.
The product of its (nonzero) digits is 8400, while the sum is 30.
The square root of 830027505 is about 28810.1979340649. The cubic root of 830027505 is about 939.7900183601.
The spelling of 830027505 in words is "eight hundred thirty million, twenty-seven thousand, five hundred five".
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