Base | Representation |
---|---|
bin | 1010110100110100… |
… | …0111100111101100 |
3 | 21111111221212220120 |
4 | 2231031013213230 |
5 | 21422402204302 |
6 | 1200203244540 |
7 | 132003502143 |
oct | 25515074754 |
9 | 7444855816 |
10 | 2905897452 |
11 | 1261337847 |
12 | 691219750 |
13 | 374057163 |
14 | 1d7d0c75a |
15 | 1201a69bc |
hex | ad3479ec |
2905897452 has 12 divisors (see below), whose sum is σ = 6780427416. Its totient is φ = 968632480.
The previous prime is 2905897433. The next prime is 2905897483. The reversal of 2905897452 is 2547985092.
It is a tau number, because it is divible by the number of its divisors (12).
It is a junction number, because it is equal to n+sod(n) for n = 2905897395 and 2905897404.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121079049 + ... + 121079072.
It is an arithmetic number, because the mean of its divisors is an integer number (565035618).
Almost surely, 22905897452 is an apocalyptic number.
It is an amenable number.
2905897452 is an abundant number, since it is smaller than the sum of its proper divisors (3874529964).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2905897452 is a wasteful number, since it uses less digits than its factorization.
2905897452 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 242158128 (or 242158126 counting only the distinct ones).
The product of its (nonzero) digits is 1814400, while the sum is 51.
The square root of 2905897452 is about 53906.3767285467. The cubic root of 2905897452 is about 1427.0091616893.
The spelling of 2905897452 in words is "two billion, nine hundred five million, eight hundred ninety-seven thousand, four hundred fifty-two".
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