Base | Representation |
---|---|
bin | 11110101110000010001… |
… | …000001010110111010101 |
3 | 21110210220001201221210201 |
4 | 132232002020022313111 |
5 | 234041323100401234 |
6 | 4253441404020501 |
7 | 305341563654514 |
oct | 36560210126725 |
9 | 7423801657721 |
10 | 2111012122069 |
11 | 744303344214 |
12 | 2a1165831731 |
13 | 1240b5653b76 |
14 | 7426025867b |
15 | 39da3d9d314 |
hex | 1eb8220add5 |
2111012122069 has 2 divisors, whose sum is σ = 2111012122070. Its totient is φ = 2111012122068.
The previous prime is 2111012122061. The next prime is 2111012122081. The reversal of 2111012122069 is 9602212101112.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1466944880625 + 644067241444 = 1211175^2 + 802538^2 .
It is a cyclic number.
It is not a de Polignac number, because 2111012122069 - 23 = 2111012122061 is a prime.
It is a super-3 number, since 3×21110121220693 (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2111012122061) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055506061034 + 1055506061035.
It is an arithmetic number, because the mean of its divisors is an integer number (1055506061035).
Almost surely, 22111012122069 is an apocalyptic number.
It is an amenable number.
2111012122069 is a deficient number, since it is larger than the sum of its proper divisors (1).
2111012122069 is an equidigital number, since it uses as much as digits as its factorization.
2111012122069 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 864, while the sum is 28.
The spelling of 2111012122069 in words is "two trillion, one hundred eleven billion, twelve million, one hundred twenty-two thousand, sixty-nine".
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