Base | Representation |
---|---|
bin | 1000010010000010… |
… | …0100100111110010 |
3 | 12201221012202120201 |
4 | 2010200210213302 |
5 | 14023110143442 |
6 | 1004333225414 |
7 | 106043205562 |
oct | 20440444762 |
9 | 5657182521 |
10 | 2223131122 |
11 | a40999353 |
12 | 52063226a |
13 | 295770004 |
14 | 17137cda2 |
15 | d028a7b7 |
hex | 848249f2 |
2223131122 has 4 divisors (see below), whose sum is σ = 3334696686. Its totient is φ = 1111565560.
The previous prime is 2223131059. The next prime is 2223131129. The reversal of 2223131122 is 2211313222.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2211313222 = 2 ⋅1105656611.
It can be written as a sum of positive squares in only one way, i.e., 1959036121 + 264095001 = 44261^2 + 16251^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 2223131122.
It is not an unprimeable number, because it can be changed into a prime (2223131129) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555782779 + ... + 555782782.
Almost surely, 22223131122 is an apocalyptic number.
2223131122 is a deficient number, since it is larger than the sum of its proper divisors (1111565564).
2223131122 is a wasteful number, since it uses less digits than its factorization.
2223131122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1111565563.
The product of its digits is 288, while the sum is 19.
The square root of 2223131122 is about 47150.0914315126. The cubic root of 2223131122 is about 1305.1337672561.
Adding to 2223131122 its reverse (2211313222), we get a palindrome (4434444344).
The spelling of 2223131122 in words is "two billion, two hundred twenty-three million, one hundred thirty-one thousand, one hundred twenty-two".
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