Base | Representation |
---|---|
bin | 1010010011101000… |
… | …0100101111101101 |
3 | 21010211000021100210 |
4 | 2210322010233231 |
5 | 21131232442323 |
6 | 1134311413033 |
7 | 125363311323 |
oct | 24472045755 |
9 | 7124007323 |
10 | 2766687213 |
11 | 119a7a5064 |
12 | 652684179 |
13 | 351265434 |
14 | 1c3631d13 |
15 | 112d59293 |
hex | a4e84bed |
2766687213 has 16 divisors (see below), whose sum is σ = 3746593280. Its totient is φ = 1815658416.
The previous prime is 2766687199. The next prime is 2766687229. The reversal of 2766687213 is 3127866672.
It is not a de Polignac number, because 2766687213 - 213 = 2766679021 is a prime.
It is a super-3 number, since 3×27666872133 (a number of 29 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2766687233) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 347208 + ... + 355086.
It is an arithmetic number, because the mean of its divisors is an integer number (234162080).
Almost surely, 22766687213 is an apocalyptic number.
It is an amenable number.
2766687213 is a deficient number, since it is larger than the sum of its proper divisors (979906067).
2766687213 is a wasteful number, since it uses less digits than its factorization.
2766687213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9696.
The product of its digits is 1016064, while the sum is 48.
The square root of 2766687213 is about 52599.3081038144. The cubic root of 2766687213 is about 1403.8477845508.
It can be divided in two parts, 276668 and 7213, that added together give a triangular number (283881 = T753).
The spelling of 2766687213 in words is "two billion, seven hundred sixty-six million, six hundred eighty-seven thousand, two hundred thirteen".
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