Base | Representation |
---|---|
bin | 101001101100001100011… |
… | …101101111001111010001 |
3 | 101010212221110012202002021 |
4 | 221230030131233033101 |
5 | 333414410242334224 |
6 | 10032050234451441 |
7 | 413662121551402 |
oct | 51541435571721 |
9 | 11125843182067 |
10 | 2864952308689 |
11 | a05023986439 |
12 | 3a32b6893b81 |
13 | 17a218c6c1a3 |
14 | 9c9432b39a9 |
15 | 4e7cd6a81e4 |
hex | 29b0c76f3d1 |
2864952308689 has 9 divisors (see below), whose sum is σ = 2883584111601. Its totient is φ = 2846440156560.
The previous prime is 2864952308671. The next prime is 2864952308693. The reversal of 2864952308689 is 9868032594682.
The square root of 2864952308689 is 1692617.
It is a perfect power (a square), and thus also a powerful number.
2864952308689 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 503837334225 + 2361114974464 = 709815^2 + 1536592^2 .
It is not a de Polignac number, because 2864952308689 - 29 = 2864952308177 is a prime.
It is a super-2 number, since 2×28649523086892 (a number of 26 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2864952308489) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 265735479 + ... + 265746259.
Almost surely, 22864952308689 is an apocalyptic number.
2864952308689 is the 1692617-th square number.
2864952308689 is the 846309-th centered octagonal number.
It is an amenable number.
2864952308689 is a deficient number, since it is larger than the sum of its proper divisors (18631802912).
2864952308689 is an frugal number, since it uses more digits than its factorization.
2864952308689 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21876 (or 10938 counting only the distinct ones).
The product of its (nonzero) digits is 358318080, while the sum is 70.
The spelling of 2864952308689 in words is "two trillion, eight hundred sixty-four billion, nine hundred fifty-two million, three hundred eight thousand, six hundred eighty-nine".
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