Base | Representation |
---|---|
bin | 1010111111010011… |
… | …0111000100111101 |
3 | 21121120200220202012 |
4 | 2233310313010331 |
5 | 22020131314020 |
6 | 1204413541005 |
7 | 133046323514 |
oct | 25764670475 |
9 | 7546626665 |
10 | 2949869885 |
11 | 12841409a6 |
12 | 6a3aa4765 |
13 | 3801b1b51 |
14 | 1ddab767b |
15 | 123e907c5 |
hex | afd3713d |
2949869885 has 8 divisors (see below), whose sum is σ = 3542745600. Its totient is φ = 2357961424.
The previous prime is 2949869863. The next prime is 2949869893. The reversal of 2949869885 is 5889689492.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2949869885 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 235085 + ... + 247314.
It is an arithmetic number, because the mean of its divisors is an integer number (442843200).
Almost surely, 22949869885 is an apocalyptic number.
It is an amenable number.
2949869885 is a deficient number, since it is larger than the sum of its proper divisors (592875715).
2949869885 is a wasteful number, since it uses less digits than its factorization.
2949869885 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 483627.
The product of its digits is 89579520, while the sum is 68.
The square root of 2949869885 is about 54312.7046371289. The cubic root of 2949869885 is about 1434.1710558415.
The spelling of 2949869885 in words is "two billion, nine hundred forty-nine million, eight hundred sixty-nine thousand, eight hundred eighty-five".
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