Base | Representation |
---|---|
bin | 10100011111111010… |
… | …010000100000000000 |
3 | 2002210221002010010211 |
4 | 110133322100200000 |
5 | 330034102431422 |
6 | 14040015003504 |
7 | 1406301426313 |
oct | 243772204000 |
9 | 62727063124 |
10 | 22010202112 |
11 | 9375204688 |
12 | 4323209594 |
13 | 20c9cb4842 |
14 | 10cb27897a |
15 | 88c496577 |
hex | 51fe90800 |
22010202112 has 48 divisors (see below), whose sum is σ = 44054599680. Its totient is φ = 10993864704.
The previous prime is 22010202029. The next prime is 22010202113. The reversal of 22010202112 is 21120201022.
It is a happy number.
It is a super-2 number, since 2×220102021122 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 22010202092 and 22010202101.
It is not an unprimeable number, because it can be changed into a prime (22010202113) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2221233 + ... + 2231119.
It is an arithmetic number, because the mean of its divisors is an integer number (917804160).
Almost surely, 222010202112 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 22010202112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22027299840).
22010202112 is an abundant number, since it is smaller than the sum of its proper divisors (22044397568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22010202112 is an equidigital number, since it uses as much as digits as its factorization.
22010202112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10996 (or 10976 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 22010202112 its reverse (21120201022), we get a palindrome (43130403134).
The spelling of 22010202112 in words is "twenty-two billion, ten million, two hundred two thousand, one hundred twelve".
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