Base | Representation |
---|---|
bin | 1011111111111110… |
… | …0110010000001011 |
3 | 22022111002211222011 |
4 | 2333333212100023 |
5 | 23044101320021 |
6 | 1251343440351 |
7 | 142552032304 |
oct | 27777462013 |
9 | 8274084864 |
10 | 3221120011 |
11 | 140326915a |
12 | 75a8b60b7 |
13 | 3c4454995 |
14 | 227b257ab |
15 | 13cbc0de1 |
hex | bffe640b |
3221120011 has 4 divisors (see below), whose sum is σ = 3237471072. Its totient is φ = 3204768952.
The previous prime is 3221119973. The next prime is 3221120017. The reversal of 3221120011 is 1100211223.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1100211223 = 5179 ⋅212437.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-3221120011 is a prime.
It is a super-2 number, since 2×32211200112 = 20751228250529280242, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 3221119973 and 3221120000.
It is not an unprimeable number, because it can be changed into a prime (3221120017) 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, 8175235 + ... + 8175628.
It is an arithmetic number, because the mean of its divisors is an integer number (809367768).
Almost surely, 23221120011 is an apocalyptic number.
3221120011 is a deficient number, since it is larger than the sum of its proper divisors (16351061).
3221120011 is a wasteful number, since it uses less digits than its factorization.
3221120011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16351060.
The product of its (nonzero) digits is 24, while the sum is 13.
The square root of 3221120011 is about 56754.9117786293. The cubic root of 3221120011 is about 1476.8474426083.
Adding to 3221120011 its reverse (1100211223), we get a palindrome (4321331234).
The spelling of 3221120011 in words is "three billion, two hundred twenty-one million, one hundred twenty thousand, eleven".
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