Base | Representation |
---|---|
bin | 1011001110010111… |
… | …0001000101000101 |
3 | 21202222112101012012 |
4 | 2303211301011011 |
5 | 22132313201041 |
6 | 1214551304005 |
7 | 134444156522 |
oct | 26345610505 |
9 | 7688471165 |
10 | 3013022021 |
11 | 1306855049 |
12 | 70107b005 |
13 | 3902c3789 |
14 | 208236149 |
15 | 1297b73eb |
hex | b3971145 |
3013022021 has 4 divisors (see below), whose sum is σ = 3021415200. Its totient is φ = 3004628844.
The previous prime is 3013022017. The next prime is 3013022027. The reversal of 3013022021 is 1202203103.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1202203103 = 11251 ⋅106853.
It is a cyclic number.
It is not a de Polignac number, because 3013022021 - 22 = 3013022017 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 3013021987 and 3013022005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3013022027) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4196051 + ... + 4196768.
It is an arithmetic number, because the mean of its divisors is an integer number (755353800).
Almost surely, 23013022021 is an apocalyptic number.
It is an amenable number.
3013022021 is a deficient number, since it is larger than the sum of its proper divisors (8393179).
3013022021 is an equidigital number, since it uses as much as digits as its factorization.
3013022021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8393178.
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 3013022021 is about 54891.0012752546. The cubic root of 3013022021 is about 1444.3333364699. Note that the first 5 decimals are identical.
Adding to 3013022021 its reverse (1202203103), we get a palindrome (4215225124).
The spelling of 3013022021 in words is "three billion, thirteen million, twenty-two thousand, twenty-one".
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