Base | Representation |
---|---|
bin | 10100100110100101… |
… | …000111110011011110 |
3 | 2010002201122012220110 |
4 | 110212211013303132 |
5 | 330301224230412 |
6 | 14055053230450 |
7 | 1412130523101 |
oct | 244645076336 |
9 | 63081565813 |
10 | 22122101982 |
11 | 9422393712 |
12 | 4354792426 |
13 | 2117233896 |
14 | 10dc086738 |
15 | 8971ebd3c |
hex | 526947cde |
22122101982 has 16 divisors (see below), whose sum is σ = 44635746960. Its totient is φ = 7308776832.
The previous prime is 22122101977. The next prime is 22122102001. The reversal of 22122101982 is 28910122122.
It is a super-2 number, since 2×221221019822 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 16313557 + ... + 16314912.
It is an arithmetic number, because the mean of its divisors is an integer number (2789734185).
Almost surely, 222122101982 is an apocalyptic number.
22122101982 is an abundant number, since it is smaller than the sum of its proper divisors (22513644978).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22122101982 is a wasteful number, since it uses less digits than its factorization.
22122101982 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32628587.
The product of its (nonzero) digits is 2304, while the sum is 30.
The spelling of 22122101982 in words is "twenty-two billion, one hundred twenty-two million, one hundred one thousand, nine hundred eighty-two".
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