Base | Representation |
---|---|
bin | 11110101110001000101… |
… | …000010011111011000111 |
3 | 21110211011200000020210102 |
4 | 132232020220103323013 |
5 | 234042034012223304 |
6 | 4253500302114315 |
7 | 305344360133336 |
oct | 36561050237307 |
9 | 7424150006712 |
10 | 2111121211079 |
11 | 744359983421 |
12 | 2a119627b99b |
13 | 12410212a68a |
14 | 74270933d1d |
15 | 39dad74ad1e |
hex | 1eb88a13ec7 |
2111121211079 has 2 divisors, whose sum is σ = 2111121211080. Its totient is φ = 2111121211078.
The previous prime is 2111121211063. The next prime is 2111121211163. The reversal of 2111121211079 is 9701121211112.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2111121211079 - 24 = 2111121211063 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2111121211039) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055560605539 + 1055560605540.
It is an arithmetic number, because the mean of its divisors is an integer number (1055560605540).
Almost surely, 22111121211079 is an apocalyptic number.
2111121211079 is a deficient number, since it is larger than the sum of its proper divisors (1).
2111121211079 is an equidigital number, since it uses as much as digits as its factorization.
2111121211079 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 504, while the sum is 29.
The spelling of 2111121211079 in words is "two trillion, one hundred eleven billion, one hundred twenty-one million, two hundred eleven thousand, seventy-nine".
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