Base | Representation |
---|---|
bin | 110100001101011110… |
… | …0000110000111001001 |
3 | 101201101220122120122012 |
4 | 1220122330012013021 |
5 | 3314111001022420 |
6 | 123301400305305 |
7 | 11046315501332 |
oct | 1503274060711 |
9 | 351356576565 |
10 | 112121110985 |
11 | 436064981a4 |
12 | 19891172235 |
13 | a75aa99a70 |
14 | 55d8ba7289 |
15 | 2db342edc5 |
hex | 1a1af061c9 |
112121110985 has 8 divisors (see below), whose sum is σ = 144894974280. Its totient is φ = 82797128064.
The previous prime is 112121110921. The next prime is 112121111017. The reversal of 112121110985 is 589011121211.
It can be written as a sum of positive squares in 4 ways, for example, as 5054072464 + 107067038521 = 71092^2 + 327211^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 112121110985 - 26 = 112121110921 is a prime.
It is a super-2 number, since 2×1121211109852 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 862470020 + ... + 862470149.
It is an arithmetic number, because the mean of its divisors is an integer number (18111871785).
Almost surely, 2112121110985 is an apocalyptic number.
It is an amenable number.
112121110985 is a deficient number, since it is larger than the sum of its proper divisors (32773863295).
112121110985 is a wasteful number, since it uses less digits than its factorization.
112121110985 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1724940187.
The product of its (nonzero) digits is 1440, while the sum is 32.
The spelling of 112121110985 in words is "one hundred twelve billion, one hundred twenty-one million, one hundred ten thousand, nine hundred eighty-five".
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