Base | Representation |
---|---|
bin | 10100110010111111… |
… | …011101000010111000 |
3 | 2010122020110100212011 |
4 | 110302333131002320 |
5 | 331213031100240 |
6 | 14131452255304 |
7 | 1420236453523 |
oct | 246277350270 |
9 | 63566410764 |
10 | 22330331320 |
11 | 9519987480 |
12 | 43b2471534 |
13 | 214b40c7cb |
14 | 111b9abbba |
15 | 8aa62e6ea |
hex | 532fdd0b8 |
22330331320 has 128 divisors (see below), whose sum is σ = 55256256000. Its totient is φ = 8054484480.
The previous prime is 22330331293. The next prime is 22330331321. The reversal of 22330331320 is 2313303322.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a junction number, because it is equal to n+sod(n) for n = 22330331291 and 22330331300.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22330331321) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58918891 + ... + 58919269.
It is an arithmetic number, because the mean of its divisors is an integer number (431689500).
Almost surely, 222330331320 is an apocalyptic number.
22330331320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 22330331320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27628128000).
22330331320 is an abundant number, since it is smaller than the sum of its proper divisors (32925924680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22330331320 is a wasteful number, since it uses less digits than its factorization.
22330331320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1133 (or 1129 counting only the distinct ones).
The product of its (nonzero) digits is 1944, while the sum is 22.
Adding to 22330331320 its reverse (2313303322), we get a palindrome (24643634642).
The spelling of 22330331320 in words is "twenty-two billion, three hundred thirty million, three hundred thirty-one thousand, three hundred twenty".
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