Base | Representation |
---|---|
bin | 10010101111100100… |
… | …000000100011001110 |
3 | 1220221120100020220220 |
4 | 102233210000203032 |
5 | 312204040241142 |
6 | 13125003252210 |
7 | 1311503260323 |
oct | 225744004316 |
9 | 56846306826 |
10 | 20125321422 |
11 | 8598245948 |
12 | 3a97b1a066 |
13 | 1b89645a1b |
14 | d8cbc8b4a |
15 | 7cbc732ec |
hex | 4af9008ce |
20125321422 has 32 divisors (see below), whose sum is σ = 42016206624. Its totient is φ = 6420124800.
The previous prime is 20125321409. The next prime is 20125321457. The reversal of 20125321422 is 22412352102.
It is a junction number, because it is equal to n+sod(n) for n = 20125321392 and 20125321401.
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, 729529 + ... + 756612.
It is an arithmetic number, because the mean of its divisors is an integer number (1313006457).
Almost surely, 220125321422 is an apocalyptic number.
20125321422 is an abundant number, since it is smaller than the sum of its proper divisors (21890885202).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20125321422 is a wasteful number, since it uses less digits than its factorization.
20125321422 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1486244.
The product of its (nonzero) digits is 1920, while the sum is 24.
Adding to 20125321422 its reverse (22412352102), we get a palindrome (42537673524).
The spelling of 20125321422 in words is "twenty billion, one hundred twenty-five million, three hundred twenty-one thousand, four hundred twenty-two".
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