Base | Representation |
---|---|
bin | 10100101011010101… |
… | …111111000101101100 |
3 | 2010022022000111002121 |
4 | 110223111333011230 |
5 | 330432204121304 |
6 | 14111030202324 |
7 | 1414121025610 |
oct | 245325770554 |
9 | 63268014077 |
10 | 22202020204 |
11 | 9463509431 |
12 | 43774b33a4 |
13 | 212a965980 |
14 | 110892b340 |
15 | 89e236554 |
hex | 52b57f16c |
22202020204 has 48 divisors (see below), whose sum is σ = 47887739200. Its totient is φ = 8770726656.
The previous prime is 22202020171. The next prime is 22202020229. The reversal of 22202020204 is 40202020222.
It is a super-2 number, since 2×222020202042 (a number of 21 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 215062 + ... + 301090.
Almost surely, 222202020204 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 22202020204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23943869600).
22202020204 is an abundant number, since it is smaller than the sum of its proper divisors (25685718996).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22202020204 is a wasteful number, since it uses less digits than its factorization.
22202020204 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 86762 (or 86760 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 16.
Adding to 22202020204 its reverse (40202020222), we get a palindrome (62404040426).
The spelling of 22202020204 in words is "twenty-two billion, two hundred two million, twenty thousand, two hundred four".
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