Base | Representation |
---|---|
bin | 10011000000000111… |
… | …101010001011010110 |
3 | 1221122221000222211002 |
4 | 103000013222023112 |
5 | 313241143234142 |
6 | 13212325143302 |
7 | 1321415336423 |
oct | 230007521326 |
9 | 57587028732 |
10 | 20403102422 |
11 | 872002391a |
12 | 3b54b5ab32 |
13 | 1c02064391 |
14 | db7a56d4a |
15 | 7e6343a32 |
hex | 4c01ea2d6 |
20403102422 has 16 divisors (see below), whose sum is σ = 31503935232. Its totient is φ = 9904632360.
The previous prime is 20403102409. The next prime is 20403102427. The reversal of 20403102422 is 22420130402.
It is a junction number, because it is equal to n+sod(n) for n = 20403102394 and 20403102403.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20403102427) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 695954 + ... + 724677.
It is an arithmetic number, because the mean of its divisors is an integer number (1968995952).
Almost surely, 220403102422 is an apocalyptic number.
20403102422 is a deficient number, since it is larger than the sum of its proper divisors (11100832810).
20403102422 is a wasteful number, since it uses less digits than its factorization.
20403102422 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1420843.
The product of its (nonzero) digits is 768, while the sum is 20.
Adding to 20403102422 its reverse (22420130402), we get a palindrome (42823232824).
The spelling of 20403102422 in words is "twenty billion, four hundred three million, one hundred two thousand, four hundred twenty-two".
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