Base | Representation |
---|---|
bin | 11011111111100001000111… |
… | …100011010011111000101001 |
3 | 121010220101221220220112201002 |
4 | 123333201013203103320221 |
5 | 112114032132102330434 |
6 | 1113500534314204345 |
7 | 34634362446255251 |
oct | 3377410743237051 |
9 | 533811856815632 |
10 | 123112143011369 |
11 | 36255626226176 |
12 | 11983b5b7236b5 |
13 | 539056b423a25 |
14 | 22589339d0961 |
15 | e376691a357e |
hex | 6ff8478d3e29 |
123112143011369 has 2 divisors, whose sum is σ = 123112143011370. Its totient is φ = 123112143011368.
The previous prime is 123112143011267. The next prime is 123112143011413. The reversal of 123112143011369 is 963110341211321.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 123046063167769 + 66079843600 = 11092613^2 + 257060^2 .
It is a cyclic number.
It is not a de Polignac number, because 123112143011369 - 240 = 122012631383593 is a prime.
It is a super-2 number, since 2×1231121430113692 (a number of 29 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (123112146011369) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61556071505684 + 61556071505685.
It is an arithmetic number, because the mean of its divisors is an integer number (61556071505685).
Almost surely, 2123112143011369 is an apocalyptic number.
It is an amenable number.
123112143011369 is a deficient number, since it is larger than the sum of its proper divisors (1).
123112143011369 is an equidigital number, since it uses as much as digits as its factorization.
123112143011369 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 23328, while the sum is 38.
The spelling of 123112143011369 in words is "one hundred twenty-three trillion, one hundred twelve billion, one hundred forty-three million, eleven thousand, three hundred sixty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •