Base | Representation |
---|---|
bin | 111111001111011… |
… | …0101010101101011 |
3 | 12110212221101020110 |
4 | 1332132311111223 |
5 | 13321213341021 |
6 | 550322025403 |
7 | 103404542640 |
oct | 17636652553 |
9 | 5425841213 |
10 | 2122012011 |
11 | 999903039 |
12 | 4b27a8263 |
13 | 27a827012 |
14 | 161b79dc7 |
15 | c6464476 |
hex | 7e7b556b |
2122012011 has 8 divisors (see below), whose sum is σ = 3233542144. Its totient is φ = 1212578280.
The previous prime is 2122011973. The next prime is 2122012021. The reversal of 2122012011 is 1102102212.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2122012011 - 29 = 2122011499 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2122012021) 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, 50524075 + ... + 50524116.
It is an arithmetic number, because the mean of its divisors is an integer number (404192768).
Almost surely, 22122012011 is an apocalyptic number.
2122012011 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
2122012011 is a deficient number, since it is larger than the sum of its proper divisors (1111530133).
2122012011 is a wasteful number, since it uses less digits than its factorization.
2122012011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 101048201.
The product of its (nonzero) digits is 16, while the sum is 12.
The square root of 2122012011 is about 46065.3015945842. The cubic root of 2122012011 is about 1285.0379274891.
Adding to 2122012011 its reverse (1102102212), we get a palindrome (3224114223).
The spelling of 2122012011 in words is "two billion, one hundred twenty-two million, twelve thousand, eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •