Base | Representation |
---|---|
bin | 111111010000000… |
… | …1011100110010011 |
3 | 12110220121022220101 |
4 | 1332200023212103 |
5 | 13321311142311 |
6 | 550333353231 |
7 | 103410544012 |
oct | 17640134623 |
9 | 5426538811 |
10 | 2122365331 |
11 | 99a024539 |
12 | 4b2938817 |
13 | 27a91ba98 |
14 | 161c2ca79 |
15 | c64d3ec1 |
hex | 7e80b993 |
2122365331 has 2 divisors, whose sum is σ = 2122365332. Its totient is φ = 2122365330.
The previous prime is 2122365313. The next prime is 2122365439. The reversal of 2122365331 is 1335632212.
Together with previous prime (2122365313) it forms an Ormiston pair, because they use the same digits, order apart.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2122365331 - 29 = 2122364819 is a prime.
It is a super-2 number, since 2×21223653312 = 9008869196461479122, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 2122365331.
It is not a weakly prime, because it can be changed into another prime (2122365631) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061182665 + 1061182666.
It is an arithmetic number, because the mean of its divisors is an integer number (1061182666).
Almost surely, 22122365331 is an apocalyptic number.
2122365331 is a deficient number, since it is larger than the sum of its proper divisors (1).
2122365331 is an equidigital number, since it uses as much as digits as its factorization.
2122365331 is an evil number, because the sum of its binary digits is even.
The product of its digits is 6480, while the sum is 28.
The square root of 2122365331 is about 46069.1364255941. The cubic root of 2122365331 is about 1285.1092441454.
Adding to 2122365331 its reverse (1335632212), we get a palindrome (3457997543).
The spelling of 2122365331 in words is "two billion, one hundred twenty-two million, three hundred sixty-five thousand, three hundred thirty-one".
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