Base | Representation |
---|---|
bin | 100000010011100011100… |
… | …000101100001101100111 |
3 | 21212020021000112010112221 |
4 | 200103203200230031213 |
5 | 242333100122404341 |
6 | 4415510235453211 |
7 | 316251111455044 |
oct | 40234340541547 |
9 | 7766230463487 |
10 | 2220020122471 |
11 | 786561535348 |
12 | 2ba3082b7207 |
13 | 131468485258 |
14 | 796417b41cb |
15 | 3cb33d44ed1 |
hex | 204e382c367 |
2220020122471 has 2 divisors, whose sum is σ = 2220020122472. Its totient is φ = 2220020122470.
The previous prime is 2220020122469. The next prime is 2220020122499. The reversal of 2220020122471 is 1742210200222.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2220020122471 - 21 = 2220020122469 is a prime.
It is a super-3 number, since 3×22200201224713 (a number of 38 digits) contains 333 as substring.
Together with 2220020122469, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2220020122421) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110010061235 + 1110010061236.
It is an arithmetic number, because the mean of its divisors is an integer number (1110010061236).
Almost surely, 22220020122471 is an apocalyptic number.
2220020122471 is a deficient number, since it is larger than the sum of its proper divisors (1).
2220020122471 is an equidigital number, since it uses as much as digits as its factorization.
2220020122471 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1792, while the sum is 25.
Adding to 2220020122471 its reverse (1742210200222), we get a palindrome (3962230322693).
The spelling of 2220020122471 in words is "two trillion, two hundred twenty billion, twenty million, one hundred twenty-two thousand, four hundred seventy-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •