Base | Representation |
---|---|
bin | 111110111100111… |
… | …1001101010100001 |
3 | 12110012201111120022 |
4 | 1331321321222201 |
5 | 13311224033101 |
6 | 545334323225 |
7 | 103226340446 |
oct | 17571715241 |
9 | 5405644508 |
10 | 2112330401 |
11 | 9943a0105 |
12 | 4ab4b9515 |
13 | 27881735c |
14 | 1607799cd |
15 | c56a0a1b |
hex | 7de79aa1 |
2112330401 has 4 divisors (see below), whose sum is σ = 2114424900. Its totient is φ = 2110235904.
The previous prime is 2112330383. The next prime is 2112330413. The reversal of 2112330401 is 1040332112.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 1378191376 + 734139025 = 37124^2 + 27095^2 .
It is a cyclic number.
It is not a de Polignac number, because 2112330401 - 226 = 2045221537 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2112330401.
It is not an unprimeable number, because it can be changed into a prime (2112330431) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 1045736 + ... + 1047753.
It is an arithmetic number, because the mean of its divisors is an integer number (528606225).
Almost surely, 22112330401 is an apocalyptic number.
It is an amenable number.
2112330401 is a deficient number, since it is larger than the sum of its proper divisors (2094499).
2112330401 is a wasteful number, since it uses less digits than its factorization.
2112330401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2094498.
The product of its (nonzero) digits is 144, while the sum is 17.
The square root of 2112330401 is about 45960.0957462014. The cubic root of 2112330401 is about 1283.0806333425.
Adding to 2112330401 its reverse (1040332112), we get a palindrome (3152662513).
The spelling of 2112330401 in words is "two billion, one hundred twelve million, three hundred thirty thousand, four hundred one".
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