Base | Representation |
---|---|
bin | 10100101101001101… |
… | …010110011110101000 |
3 | 2010101110220020012022 |
4 | 110231031112132220 |
5 | 331013211424034 |
6 | 14114105004012 |
7 | 1414651012052 |
oct | 245515263650 |
9 | 63343806168 |
10 | 22233311144 |
11 | 947a140810 |
12 | 4385a83608 |
13 | 21342a0415 |
14 | 110cb548d2 |
15 | 8a1d67b2e |
hex | 52d3567a8 |
22233311144 has 64 divisors (see below), whose sum is σ = 48317653440. Its totient is φ = 9478927360.
The previous prime is 22233311143. The next prime is 22233311147. The reversal of 22233311144 is 44111333222.
It is a zygodrome in base 10.
It is not an unprimeable number, because it can be changed into a prime (22233311141) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 412967 + ... + 463689.
It is an arithmetic number, because the mean of its divisors is an integer number (754963335).
Almost surely, 222233311144 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 22233311144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24158826720).
22233311144 is an abundant number, since it is smaller than the sum of its proper divisors (26084342296).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22233311144 is a wasteful number, since it uses less digits than its factorization.
22233311144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51050 (or 51046 counting only the distinct ones).
The product of its digits is 3456, while the sum is 26.
Adding to 22233311144 its reverse (44111333222), we get a palindrome (66344644366).
The spelling of 22233311144 in words is "twenty-two billion, two hundred thirty-three million, three hundred eleven thousand, one hundred forty-four".
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