Base | Representation |
---|---|
bin | 10011000001010000… |
… | …010000001000000110 |
3 | 1221201020211210210210 |
4 | 103001100100020012 |
5 | 313311031212410 |
6 | 13214245100250 |
7 | 1322036155053 |
oct | 230120201006 |
9 | 57636753723 |
10 | 20422132230 |
11 | 872a841235 |
12 | 3b5b3b7686 |
13 | 1c05c98016 |
14 | dba3ac02a |
15 | 7e7d52220 |
hex | 4c1410206 |
20422132230 has 32 divisors (see below), whose sum is σ = 49180418784. Its totient is φ = 5427312896.
The previous prime is 20422132219. The next prime is 20422132271. The reversal of 20422132230 is 3223122402.
It is a junction number, because it is equal to n+sod(n) for n = 20422132197 and 20422132206.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1152879 + ... + 1170458.
It is an arithmetic number, because the mean of its divisors is an integer number (1536888087).
Almost surely, 220422132230 is an apocalyptic number.
20422132230 is an abundant number, since it is smaller than the sum of its proper divisors (28758286554).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20422132230 is a wasteful number, since it uses less digits than its factorization.
20422132230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2323640.
The product of its (nonzero) digits is 1152, while the sum is 21.
Adding to 20422132230 its reverse (3223122402), we get a palindrome (23645254632).
The spelling of 20422132230 in words is "twenty billion, four hundred twenty-two million, one hundred thirty-two thousand, two hundred thirty".
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