Base | Representation |
---|---|
bin | 10100110111011000… |
… | …011110100100010100 |
3 | 2010211101002010022112 |
4 | 110313120132210110 |
5 | 331340411000040 |
6 | 14143043250152 |
7 | 1422122600213 |
oct | 246730364424 |
9 | 63741063275 |
10 | 22404000020 |
11 | 95575238a6 |
12 | 4413079958 |
13 | 216076415c |
14 | 11276a707a |
15 | 8b1d32365 |
hex | 53761e914 |
22404000020 has 24 divisors (see below), whose sum is σ = 47750617824. Its totient is φ = 8827844256.
The previous prime is 22404000019. The next prime is 22404000037. The reversal of 22404000020 is 2000040422.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 22403999959 and 22404000004.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8358362 + ... + 8361041.
It is an arithmetic number, because the mean of its divisors is an integer number (1989609076).
Almost surely, 222404000020 is an apocalyptic number.
22404000020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22404000020 is an abundant number, since it is smaller than the sum of its proper divisors (25346617804).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22404000020 is a wasteful number, since it uses less digits than its factorization.
22404000020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16719479 (or 16719477 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 14.
Adding to 22404000020 its reverse (2000040422), we get a palindrome (24404040442).
The spelling of 22404000020 in words is "twenty-two billion, four hundred four million, twenty", and thus it is an aban number.
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