Base | Representation |
---|---|
bin | 10100111000011000… |
… | …000001111101001100 |
3 | 2010212112102112120110 |
4 | 110320120001331030 |
5 | 331404142110134 |
6 | 14144440320020 |
7 | 1422414315546 |
oct | 247030017514 |
9 | 63775375513 |
10 | 22420660044 |
11 | 9565972812 |
12 | 4418773010 |
13 | 2164048263 |
14 | 11299a2696 |
15 | 8b35237e9 |
hex | 538601f4c |
22420660044 has 48 divisors (see below), whose sum is σ = 53192595456. Its totient is φ = 7348257600.
The previous prime is 22420660021. The next prime is 22420660049. The reversal of 22420660044 is 44006602422.
It is a junction number, because it is equal to n+sod(n) for n = 22420659993 and 22420660020.
It is not an unprimeable number, because it can be changed into a prime (22420660049) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2990869 + ... + 2998355.
It is an arithmetic number, because the mean of its divisors is an integer number (1108179072).
Almost surely, 222420660044 is an apocalyptic number.
It is an amenable number.
22420660044 is an abundant number, since it is smaller than the sum of its proper divisors (30771935412).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22420660044 is a wasteful number, since it uses less digits than its factorization.
22420660044 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11646 (or 11644 counting only the distinct ones).
The product of its (nonzero) digits is 18432, while the sum is 30.
The spelling of 22420660044 in words is "twenty-two billion, four hundred twenty million, six hundred sixty thousand, forty-four".
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