Base | Representation |
---|---|
bin | 10100100000101100… |
… | …010000111101101101 |
3 | 2002211211202010110002 |
4 | 110200230100331231 |
5 | 330100431424323 |
6 | 14041203554045 |
7 | 1406521025261 |
oct | 244054207555 |
9 | 62754663402 |
10 | 22023311213 |
11 | 9381648752 |
12 | 432768b925 |
13 | 20cc9245c7 |
14 | 10ccccc0a1 |
15 | 88d6d5828 |
hex | 520b10f6d |
22023311213 has 8 divisors (see below), whose sum is σ = 22107025656. Its totient is φ = 21939635200.
The previous prime is 22023311209. The next prime is 22023311231. The reversal of 22023311213 is 31211332022.
It can be written as a sum of positive squares in 4 ways, for example, as 1195914724 + 20827396489 = 34582^2 + 144317^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 22023311213 - 22 = 22023311209 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22023311263) 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, 1711343 + ... + 1724163.
It is an arithmetic number, because the mean of its divisors is an integer number (2763378207).
Almost surely, 222023311213 is an apocalyptic number.
It is an amenable number.
22023311213 is a deficient number, since it is larger than the sum of its proper divisors (83714443).
22023311213 is a wasteful number, since it uses less digits than its factorization.
22023311213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19215.
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 22023311213 its reverse (31211332022), we get a palindrome (53234643235).
The spelling of 22023311213 in words is "twenty-two billion, twenty-three million, three hundred eleven thousand, two hundred thirteen".
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