Base | Representation |
---|---|
bin | 111101001010101… |
… | …100000100001111 |
3 | 2122111222222100222 |
4 | 331022230010033 |
5 | 4100202241421 |
6 | 245455141555 |
7 | 34300442021 |
oct | 7512540417 |
9 | 2574888328 |
10 | 1026212111 |
11 | 4872a7391 |
12 | 2478148bb |
13 | 1347b7002 |
14 | 9a412011 |
15 | 6015ccab |
hex | 3d2ac10f |
1026212111 has 2 divisors, whose sum is σ = 1026212112. Its totient is φ = 1026212110.
The previous prime is 1026212093. The next prime is 1026212113. The reversal of 1026212111 is 1112126201.
1026212111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 1026212111 - 214 = 1026195727 is a prime.
It is a super-2 number, since 2×10262121112 = 2106222593526152642, which contains 22 as substring.
Together with 1026212113, it forms a pair of twin primes.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 1026212111.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1026212113) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 513106055 + 513106056.
It is an arithmetic number, because the mean of its divisors is an integer number (513106056).
Almost surely, 21026212111 is an apocalyptic number.
1026212111 is a deficient number, since it is larger than the sum of its proper divisors (1).
1026212111 is an equidigital number, since it uses as much as digits as its factorization.
1026212111 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 48, while the sum is 17.
The square root of 1026212111 is about 32034.5455875372. The cubic root of 1026212111 is about 1008.6621213408.
Adding to 1026212111 its reverse (1112126201), we get a palindrome (2138338312).
The spelling of 1026212111 in words is "one billion, twenty-six million, two hundred twelve thousand, one hundred eleven".
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