Base | Representation |
---|---|
bin | 111111110010001… |
… | …1000100010100100 |
3 | 12112011020200000012 |
4 | 1333210120202210 |
5 | 13340400303012 |
6 | 552212505352 |
7 | 104015526545 |
oct | 17744304244 |
9 | 5464220005 |
10 | 2140244132 |
11 | 9a9126104 |
12 | 4b891b258 |
13 | 28153b860 |
14 | 1643644cc |
15 | c7d66622 |
hex | 7f9188a4 |
2140244132 has 96 divisors (see below), whose sum is σ = 4404449280. Its totient is φ = 901393920.
The previous prime is 2140244129. The next prime is 2140244137. The reversal of 2140244132 is 2314420412.
It is a junction number, because it is equal to n+sod(n) for n = 2140244098 and 2140244107.
It is not an unprimeable number, because it can be changed into a prime (2140244137) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4642382 + ... + 4642842.
It is an arithmetic number, because the mean of its divisors is an integer number (45879680).
Almost surely, 22140244132 is an apocalyptic number.
It is an amenable number.
2140244132 is an abundant number, since it is smaller than the sum of its proper divisors (2264205148).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2140244132 is a wasteful number, since it uses less digits than its factorization.
2140244132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 661 (or 659 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 23.
The square root of 2140244132 is about 46262.7726363217. The cubic root of 2140244132 is about 1288.7077442358.
Adding to 2140244132 its reverse (2314420412), we get a palindrome (4454664544).
The spelling of 2140244132 in words is "two billion, one hundred forty million, two hundred forty-four thousand, one hundred thirty-two".
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