Base | Representation |
---|---|
bin | 11101011001011110000… |
… | …101100000100000101111 |
3 | 21011010112010102022102002 |
4 | 131121132011200200233 |
5 | 231044344030200221 |
6 | 4144023442322515 |
7 | 265645523200034 |
oct | 35313605404057 |
9 | 7133463368362 |
10 | 2020213131311 |
11 | 709849711591 |
12 | 28764535943b |
13 | 1186751431bb |
14 | 6dac91b538b |
15 | 3783c7e880b |
hex | 1d65e16082f |
2020213131311 has 16 divisors (see below), whose sum is σ = 2083895192448. Its totient is φ = 1957398624000.
The previous prime is 2020213131269. The next prime is 2020213131319. The reversal of 2020213131311 is 1131313120202.
It is a happy number.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2020213131311 is a prime.
It is a super-2 number, since 2×20202131313112 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2020213131319) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43749011 + ... + 43795163.
It is an arithmetic number, because the mean of its divisors is an integer number (130243449528).
Almost surely, 22020213131311 is an apocalyptic number.
2020213131311 is a deficient number, since it is larger than the sum of its proper divisors (63682061137).
2020213131311 is a wasteful number, since it uses less digits than its factorization.
2020213131311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 55522.
The product of its (nonzero) digits is 216, while the sum is 20.
Adding to 2020213131311 its reverse (1131313120202), we get a palindrome (3151526251513).
The spelling of 2020213131311 in words is "two trillion, twenty billion, two hundred thirteen million, one hundred thirty-one thousand, three hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •