Base | Representation |
---|---|
bin | 111111010000001… |
… | …1110000101000111 |
3 | 12110220202011202002 |
4 | 1332200132011013 |
5 | 13321321103111 |
6 | 550335135515 |
7 | 103411310504 |
oct | 17640360507 |
9 | 5426664662 |
10 | 2122441031 |
11 | 99a0763a7 |
12 | 4b297459b |
13 | 27a947389 |
14 | 161c4c4ab |
15 | c64eb63b |
hex | 7e81e147 |
2122441031 has 2 divisors, whose sum is σ = 2122441032. Its totient is φ = 2122441030.
The previous prime is 2122441019. The next prime is 2122441033. The reversal of 2122441031 is 1301442212.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 2122441031 - 210 = 2122440007 is a prime.
It is a super-2 number, since 2×21224410312 = 9009511860144685922, which contains 22 as substring.
Together with 2122441033, it forms a pair of twin primes.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 2122440994 and 2122441012.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2122441033) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061220515 + 1061220516.
It is an arithmetic number, because the mean of its divisors is an integer number (1061220516).
Almost surely, 22122441031 is an apocalyptic number.
2122441031 is a deficient number, since it is larger than the sum of its proper divisors (1).
2122441031 is an equidigital number, since it uses as much as digits as its factorization.
2122441031 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 384, while the sum is 20.
The square root of 2122441031 is about 46069.9580095315. The cubic root of 2122441031 is about 1285.1245229496.
Adding to 2122441031 its reverse (1301442212), we get a palindrome (3423883243).
The spelling of 2122441031 in words is "two billion, one hundred twenty-two million, four hundred forty-one thousand, thirty-one".
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