Base | Representation |
---|---|
bin | 100001111110101… |
… | …0010100001101100 |
3 | 2221110101010020121 |
4 | 1003331102201230 |
5 | 4313333441030 |
6 | 305045054324 |
7 | 40153013506 |
oct | 10375224154 |
9 | 2843333217 |
10 | 1140140140 |
11 | 535641187 |
12 | 2799b73a4 |
13 | 152296249 |
14 | ab5cad76 |
15 | 6a16447a |
hex | 43f5286c |
1140140140 has 12 divisors (see below), whose sum is σ = 2394294336. Its totient is φ = 456056048.
The previous prime is 1140140137. The next prime is 1140140161. The reversal of 1140140140 is 410410411.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28503484 + ... + 28503523.
It is an arithmetic number, because the mean of its divisors is an integer number (199524528).
Almost surely, 21140140140 is an apocalyptic number.
1140140140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1140140140 is an abundant number, since it is smaller than the sum of its proper divisors (1254154196).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1140140140 is a wasteful number, since it uses less digits than its factorization.
1140140140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 57007016 (or 57007014 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 16.
The square root of 1140140140 is about 33765.9612627865. The cubic root of 1140140140 is about 1044.6867310333.
Adding to 1140140140 its reverse (410410411), we get a palindrome (1550550551).
The spelling of 1140140140 in words is "one billion, one hundred forty million, one hundred forty thousand, one hundred forty".
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