Base | Representation |
---|---|
bin | 11101011001011000100… |
… | …110110111010001101100 |
3 | 21011010021201110022211121 |
4 | 131121120212313101230 |
5 | 231044202012241022 |
6 | 4144010400230324 |
7 | 265643325661531 |
oct | 35313046672154 |
9 | 7133251408747 |
10 | 2020121212012 |
11 | 70980183a222 |
12 | 28761a60b3a4 |
13 | 11865c09b797 |
14 | 6dabacc8d88 |
15 | 378346dd2c7 |
hex | 1d6589b746c |
2020121212012 has 24 divisors (see below), whose sum is σ = 3707642496096. Its totient is φ = 961240629888.
The previous prime is 2020121211949. The next prime is 2020121212033. The reversal of 2020121212012 is 2102121210202.
It is a happy number.
It is a super-4 number, since 4×20201212120124 (a number of 50 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55712433 + ... + 55748680.
It is an arithmetic number, because the mean of its divisors is an integer number (154485104004).
Almost surely, 22020121212012 is an apocalyptic number.
It is an amenable number.
2020121212012 is a deficient number, since it is larger than the sum of its proper divisors (1687521284084).
2020121212012 is a wasteful number, since it uses less digits than its factorization.
2020121212012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 111461337 (or 111461335 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 2020121212012 its reverse (2102121210202), we get a palindrome (4122242422214).
The spelling of 2020121212012 in words is "two trillion, twenty billion, one hundred twenty-one million, two hundred twelve thousand, twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.088 sec. • engine limits •