Base | Representation |
---|---|
bin | 10100110001110010… |
… | …101111011010001010 |
3 | 2010120211121200022011 |
4 | 110301302233122022 |
5 | 331142404041300 |
6 | 14125453250134 |
7 | 1416603516256 |
oct | 246162573212 |
9 | 63524550264 |
10 | 22310221450 |
11 | 95095a1650 |
12 | 43a779394a |
13 | 21471bb38a |
14 | 1119055266 |
15 | 8a89aaeba |
hex | 531caf68a |
22310221450 has 48 divisors (see below), whose sum is σ = 45373078080. Its totient is φ = 8094240000.
The previous prime is 22310221447. The next prime is 22310221457. The reversal of 22310221450 is 5412201322.
It is a happy number.
It is a super-3 number, since 3×223102214503 (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is not an unprimeable number, because it can be changed into a prime (22310221457) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 195250 + ... + 287650.
It is an arithmetic number, because the mean of its divisors is an integer number (945272460).
Almost surely, 222310221450 is an apocalyptic number.
22310221450 is an abundant number, since it is smaller than the sum of its proper divisors (23062856630).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22310221450 is a wasteful number, since it uses less digits than its factorization.
22310221450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 92863 (or 92858 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 22.
Adding to 22310221450 its reverse (5412201322), we get a palindrome (27722422772).
The spelling of 22310221450 in words is "twenty-two billion, three hundred ten million, two hundred twenty-one thousand, four hundred fifty".
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