Base | Representation |
---|---|
bin | 10011000001101110… |
… | …101111010110000110 |
3 | 1221201210212212000220 |
4 | 103001232233112012 |
5 | 313320102440142 |
6 | 13215132245210 |
7 | 1322164122651 |
oct | 230156572606 |
9 | 57653785026 |
10 | 20430124422 |
11 | 87342aa954 |
12 | 3b62010806 |
13 | 1c07835a26 |
14 | dbb48c898 |
15 | 7e88d02ec |
hex | 4c1baf586 |
20430124422 has 16 divisors (see below), whose sum is σ = 40880530992. Its totient is φ = 6806661120.
The previous prime is 20430124409. The next prime is 20430124441. The reversal of 20430124422 is 22442103402.
20430124422 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 20430124392 and 20430124401.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 831979 + ... + 856182.
It is an arithmetic number, because the mean of its divisors is an integer number (2555033187).
Almost surely, 220430124422 is an apocalyptic number.
20430124422 is an abundant number, since it is smaller than the sum of its proper divisors (20450406570).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20430124422 is a wasteful number, since it uses less digits than its factorization.
20430124422 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1690183.
The product of its (nonzero) digits is 3072, while the sum is 24.
Adding to 20430124422 its reverse (22442103402), we get a palindrome (42872227824).
The spelling of 20430124422 in words is "twenty billion, four hundred thirty million, one hundred twenty-four thousand, four hundred twenty-two".
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