| Base | Representation |
|---|---|
| bin | 1000001001101001111… |
| … | …1111010100100110100 |
| 3 | 111101110000001102000100 |
| 4 | 2002122133322210310 |
| 5 | 4243240414323444 |
| 6 | 144155050314100 |
| 7 | 13055045645514 |
| oct | 2023237724464 |
| 9 | 441400042010 |
| 10 | 140031011124 |
| 11 | 54428945274 |
| 12 | 23180128930 |
| 13 | 1028812c284 |
| 14 | 6ac57c1844 |
| 15 | 39987e9e69 |
| hex | 209a7fa934 |
140031011124 has 108 divisors (see below), whose sum is σ = 367446069900. Its totient is φ = 44962713600.
The previous prime is 140031011089. The next prime is 140031011137. The reversal of 140031011124 is 421110130041.
140031011124 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 6 ways, for example, as 18730659600 + 121300351524 = 136860^2 + 348282^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 140031011097 and 140031011106.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 13588774 + ... + 13599074.
It is an arithmetic number, because the mean of its divisors is an integer number (3402278425).
Almost surely, 2140031011124 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 140031011124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183723034950).
140031011124 is an abundant number, since it is smaller than the sum of its proper divisors (227415058776).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140031011124 is a wasteful number, since it uses less digits than its factorization.
140031011124 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10818 (or 10784 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 18.
Adding to 140031011124 its reverse (421110130041), we get a palindrome (561141141165).
The spelling of 140031011124 in words is "one hundred forty billion, thirty-one million, eleven thousand, one hundred twenty-four".
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