Base | Representation |
---|---|
bin | 1010000000010010… |
… | …1001101010001100 |
3 | 20221011101021122021 |
4 | 2200010221222030 |
5 | 21000001330042 |
6 | 1122253055524 |
7 | 123360000100 |
oct | 24004515214 |
9 | 6834337567 |
10 | 2685573772 |
11 | 1158a33362 |
12 | 62b4875a4 |
13 | 33a50530b |
14 | 1b6959900 |
15 | 10ab85867 |
hex | a0129a8c |
2685573772 has 144 divisors (see below), whose sum is σ = 6089825280. Its totient is φ = 1028764800.
The previous prime is 2685573763. The next prime is 2685573799. The reversal of 2685573772 is 2773755862.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4963822 + ... + 4964362.
Almost surely, 22685573772 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2685573772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3044912640).
2685573772 is an abundant number, since it is smaller than the sum of its proper divisors (3404251508).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2685573772 is a wasteful number, since it uses less digits than its factorization.
2685573772 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 652 (or 643 counting only the distinct ones).
The product of its digits is 4939200, while the sum is 52.
The square root of 2685573772 is about 51822.5218606737. The cubic root of 2685573772 is about 1389.9921970474.
The spelling of 2685573772 in words is "two billion, six hundred eighty-five million, five hundred seventy-three thousand, seven hundred seventy-two".
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