Base | Representation |
---|---|
bin | 110001100001100… |
… | …011111110111101 |
3 | 2010220110011110020 |
4 | 301201203332331 |
5 | 3200201203400 |
6 | 214240402353 |
7 | 26406243462 |
oct | 6141437675 |
9 | 2126404406 |
10 | 830881725 |
11 | 397013813 |
12 | 1b23163b9 |
13 | 1031a62bb |
14 | 7c4c7669 |
15 | 4ce272a0 |
hex | 31863fbd |
830881725 has 12 divisors (see below), whose sum is σ = 1373724576. Its totient is φ = 443136880.
The previous prime is 830881703. The next prime is 830881741. The reversal of 830881725 is 527188038.
It is a happy number.
It is not a de Polignac number, because 830881725 - 212 = 830877629 is a prime.
It is a congruent number.
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, 5539137 + ... + 5539286.
It is an arithmetic number, because the mean of its divisors is an integer number (114477048).
Almost surely, 2830881725 is an apocalyptic number.
It is an amenable number.
830881725 is a deficient number, since it is larger than the sum of its proper divisors (542842851).
830881725 is a wasteful number, since it uses less digits than its factorization.
830881725 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11078436 (or 11078431 counting only the distinct ones).
The product of its (nonzero) digits is 107520, while the sum is 42.
The square root of 830881725 is about 28825.0190806528. The cubic root of 830881725 is about 940.1123017329.
The spelling of 830881725 in words is "eight hundred thirty million, eight hundred eighty-one thousand, seven hundred twenty-five".
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