Base | Representation |
---|---|
bin | 110011110001101100… |
… | …0110111101110010001 |
3 | 101121222221222001020201 |
4 | 1213203120313232101 |
5 | 3310203404131004 |
6 | 123025104535201 |
7 | 11014241004100 |
oct | 1474330675621 |
9 | 347887861221 |
10 | 111189130129 |
11 | 43178402190 |
12 | 19671021501 |
13 | a63c9868bc |
14 | 554b0c4037 |
15 | 2d5b6d76a4 |
hex | 19e3637b91 |
111189130129 has 24 divisors (see below), whose sum is σ = 141154617600. Its totient is φ = 86607874080.
The previous prime is 111189130121. The next prime is 111189130159. The reversal of 111189130129 is 921031981111.
It is not a de Polignac number, because 111189130129 - 23 = 111189130121 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (111189130121) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1427607 + ... + 1503475.
It is an arithmetic number, because the mean of its divisors is an integer number (5881442400).
Almost surely, 2111189130129 is an apocalyptic number.
It is an amenable number.
111189130129 is a deficient number, since it is larger than the sum of its proper divisors (29965487471).
111189130129 is a wasteful number, since it uses less digits than its factorization.
111189130129 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 78613 (or 78606 counting only the distinct ones).
The product of its (nonzero) digits is 3888, while the sum is 37.
The spelling of 111189130129 in words is "one hundred eleven billion, one hundred eighty-nine million, one hundred thirty thousand, one hundred twenty-nine".
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