Base | Representation |
---|---|
bin | 110011101111111111… |
… | …1011010000000000100 |
3 | 101121211222200210100202 |
4 | 1213133333122000010 |
5 | 3310044310420030 |
6 | 123015311030032 |
7 | 11012646314003 |
oct | 1473777320004 |
9 | 347758623322 |
10 | 111132123140 |
11 | 43149205a75 |
12 | 19655b0b318 |
13 | a630c1705c |
14 | 55436c4c3a |
15 | 2d566c6745 |
hex | 19dffda004 |
111132123140 has 48 divisors (see below), whose sum is σ = 238909218240. Its totient is φ = 43400085120.
The previous prime is 111132123139. The next prime is 111132123181. The reversal of 111132123140 is 41321231111.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2027495 + ... + 2081585.
It is an arithmetic number, because the mean of its divisors is an integer number (4977275380).
Almost surely, 2111132123140 is an apocalyptic number.
111132123140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
111132123140 is an abundant number, since it is smaller than the sum of its proper divisors (127777095100).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
111132123140 is a wasteful number, since it uses less digits than its factorization.
111132123140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56532 (or 56530 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 20.
Adding to 111132123140 its reverse (41321231111), we get a palindrome (152453354251).
The spelling of 111132123140 in words is "one hundred eleven billion, one hundred thirty-two million, one hundred twenty-three thousand, one hundred forty".
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