Base | Representation |
---|---|
bin | 1010100101010000… |
… | …1001111000111001 |
3 | 21022222011002202112 |
4 | 2221110021320321 |
5 | 21304200223024 |
6 | 1145512342105 |
7 | 130251660353 |
oct | 25124117071 |
9 | 7288132675 |
10 | 2840632889 |
11 | 1228510596 |
12 | 6733a4935 |
13 | 363685b83 |
14 | 1cd3a00d3 |
15 | 1195b400e |
hex | a9509e39 |
2840632889 has 8 divisors (see below), whose sum is σ = 3003786240. Its totient is φ = 2681949600.
The previous prime is 2840632877. The next prime is 2840632909. The reversal of 2840632889 is 9882360482.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2840632889 - 28 = 2840632633 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2840632819) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1116209 + ... + 1118750.
It is an arithmetic number, because the mean of its divisors is an integer number (375473280).
Almost surely, 22840632889 is an apocalyptic number.
It is an amenable number.
2840632889 is a deficient number, since it is larger than the sum of its proper divisors (163153351).
2840632889 is a wasteful number, since it uses less digits than its factorization.
2840632889 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2235031.
The product of its (nonzero) digits is 1327104, while the sum is 50.
The square root of 2840632889 is about 53297.5880223486. The cubic root of 2840632889 is about 1416.2449371539.
The spelling of 2840632889 in words is "two billion, eight hundred forty million, six hundred thirty-two thousand, eight hundred eighty-nine".
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