Base | Representation |
---|---|
bin | 10100101011110101… |
… | …111101001111000110 |
3 | 2010022212210021200200 |
4 | 110223311331033012 |
5 | 330441330314342 |
6 | 14111525551330 |
7 | 1414252203222 |
oct | 245365751706 |
9 | 63285707620 |
10 | 22210401222 |
11 | 9468213199 |
12 | 437a275546 |
13 | 212c60b659 |
14 | 1109aad782 |
15 | 89ed3e94c |
hex | 52bd7d3c6 |
22210401222 has 24 divisors (see below), whose sum is σ = 49030510464. Its totient is φ = 7263778704.
The previous prime is 22210401221. The next prime is 22210401259.
22210401222 is a `hidden beast` number, since 22 + 21 + 0 + 401 + 222 = 666.
22210401222 is nontrivially palindromic in base 10.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 22210401195 and 22210401204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22210401221) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11639718 + ... + 11641625.
It is an arithmetic number, because the mean of its divisors is an integer number (2042937936).
Almost surely, 222210401222 is an apocalyptic number.
22210401222 is an abundant number, since it is smaller than the sum of its proper divisors (26820109242).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22210401222 is a wasteful number, since it uses less digits than its factorization.
22210401222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23281404 (or 23281401 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 18.
The spelling of 22210401222 in words is "twenty-two billion, two hundred ten million, four hundred one thousand, two hundred twenty-two".
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