Base | Representation |
---|---|
bin | 1001001100001111110100… |
… | …10110100000110010001011 |
3 | 2122120020202112000012001120 |
4 | 10212013322112200302023 |
5 | 10122123204430130011 |
6 | 110553135135050323 |
7 | 4154161505433225 |
oct | 446077226406213 |
9 | 78506675005046 |
10 | 20212021333131 |
11 | 64929631307a1 |
12 | 23252850709a3 |
13 | b37ca6cc6884 |
14 | 4dc3a4b11415 |
15 | 250b63891a06 |
hex | 1261fa5a0c8b |
20212021333131 has 8 divisors (see below), whose sum is σ = 27121013763984. Its totient is φ = 13388854895520.
The previous prime is 20212021333111. The next prime is 20212021333243. The reversal of 20212021333131 is 13133312021202.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20212021333131 - 26 = 20212021333067 is a prime.
It is a super-2 number, since 2×202120213331312 (a number of 27 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (20212021333111) 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, 21456497760 + ... + 21456498701.
It is an arithmetic number, because the mean of its divisors is an integer number (3390126720498).
Almost surely, 220212021333131 is an apocalyptic number.
20212021333131 is a deficient number, since it is larger than the sum of its proper divisors (6908992430853).
20212021333131 is a wasteful number, since it uses less digits than its factorization.
20212021333131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42912996621.
The product of its (nonzero) digits is 1296, while the sum is 24.
Adding to 20212021333131 its reverse (13133312021202), we get a palindrome (33345333354333).
The spelling of 20212021333131 in words is "twenty trillion, two hundred twelve billion, twenty-one million, three hundred thirty-three thousand, one hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •