Base | Representation |
---|---|
bin | 111111001111110… |
… | …1000011100001010 |
3 | 12110220100000100201 |
4 | 1332133220130022 |
5 | 13321242040242 |
6 | 550330322414 |
7 | 103406404114 |
oct | 17637503412 |
9 | 5426300321 |
10 | 2122221322 |
11 | 999a36321 |
12 | 4b288940a |
13 | 27a89b380 |
14 | 161bd23b4 |
15 | c64a64b7 |
hex | 7e7e870a |
2122221322 has 16 divisors (see below), whose sum is σ = 3433876992. Its totient is φ = 977865840.
The previous prime is 2122221307. The next prime is 2122221329. The reversal of 2122221322 is 2231222212.
It is a self number, because there is not a number n which added to its sum of digits gives 2122221322.
It is not an unprimeable number, because it can be changed into a prime (2122221329) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51454 + ... + 83017.
It is an arithmetic number, because the mean of its divisors is an integer number (214617312).
Almost surely, 22122221322 is an apocalyptic number.
2122221322 is a deficient number, since it is larger than the sum of its proper divisors (1311655670).
2122221322 is a wasteful number, since it uses less digits than its factorization.
2122221322 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 135093.
The product of its digits is 384, while the sum is 19.
The square root of 2122221322 is about 46067.5734329474. The cubic root of 2122221322 is about 1285.0801772862.
Adding to 2122221322 its reverse (2231222212), we get a palindrome (4353443534).
The spelling of 2122221322 in words is "two billion, one hundred twenty-two million, two hundred twenty-one thousand, three hundred twenty-two".
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