Base | Representation |
---|---|
bin | 1011011111110011… |
… | …1101111110110101 |
3 | 21222002020212101212 |
4 | 2313330331332311 |
5 | 22310032304140 |
6 | 1230124131205 |
7 | 136323243446 |
oct | 26774757665 |
9 | 7862225355 |
10 | 3086213045 |
11 | 13440a55a3 |
12 | 721696b05 |
13 | 3a250b886 |
14 | 213c492cd |
15 | 130e23765 |
hex | b7f3dfb5 |
3086213045 has 8 divisors (see below), whose sum is σ = 3704688600. Its totient is φ = 2468148480.
The previous prime is 3086213041. The next prime is 3086213069. The reversal of 3086213045 is 5403126803.
It can be written as a sum of positive squares in 4 ways, for example, as 4519876 + 3081693169 = 2126^2 + 55513^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 3086213045 - 22 = 3086213041 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3086213041) 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, 85976 + ... + 116465.
It is an arithmetic number, because the mean of its divisors is an integer number (463086075).
Almost surely, 23086213045 is an apocalyptic number.
It is an amenable number.
3086213045 is a deficient number, since it is larger than the sum of its proper divisors (618475555).
3086213045 is a wasteful number, since it uses less digits than its factorization.
3086213045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 205495.
The product of its (nonzero) digits is 17280, while the sum is 32.
The square root of 3086213045 is about 55553.6951516279. The cubic root of 3086213045 is about 1455.9349367952.
Adding to 3086213045 its reverse (5403126803), we get a palindrome (8489339848).
The spelling of 3086213045 in words is "three billion, eighty-six million, two hundred thirteen thousand, forty-five".
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