Base | Representation |
---|---|
bin | 10100100110011110… |
… | …010011011100010101 |
3 | 2010002121021102010210 |
4 | 110212132103130111 |
5 | 330300300032040 |
6 | 14054551040033 |
7 | 1412106400152 |
oct | 244636233425 |
9 | 63077242123 |
10 | 22120314645 |
11 | 9421382880 |
12 | 4354070019 |
13 | 2116a591a0 |
14 | 10dbb3d229 |
15 | 896e97480 |
hex | 526793715 |
22120314645 has 64 divisors (see below), whose sum is σ = 42081306624. Its totient is φ = 9780645120.
The previous prime is 22120314613. The next prime is 22120314673. The reversal of 22120314645 is 54641302122.
It is not a de Polignac number, because 22120314645 - 25 = 22120314613 is a prime.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 115912 + ... + 240158.
It is an arithmetic number, because the mean of its divisors is an integer number (657520416).
Almost surely, 222120314645 is an apocalyptic number.
It is an amenable number.
22120314645 is a deficient number, since it is larger than the sum of its proper divisors (19960991979).
22120314645 is a wasteful number, since it uses less digits than its factorization.
22120314645 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 124362.
The product of its (nonzero) digits is 11520, while the sum is 30.
Adding to 22120314645 its reverse (54641302122), we get a palindrome (76761616767).
The spelling of 22120314645 in words is "twenty-two billion, one hundred twenty million, three hundred fourteen thousand, six hundred forty-five".
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