Base | Representation |
---|---|
bin | 10011000100111000… |
… | …100011000111110010 |
3 | 1221212111102121100000 |
4 | 103010320203013302 |
5 | 313422123334232 |
6 | 13224302210430 |
7 | 1323405601113 |
oct | 230470430762 |
9 | 57774377300 |
10 | 20483027442 |
11 | 8761153759 |
12 | 3b77883a16 |
13 | 1c157995a7 |
14 | dc450020a |
15 | 7ed38027c |
hex | 4c4e231f2 |
20483027442 has 24 divisors (see below), whose sum is σ = 46023593616. Its totient is φ = 6827675652.
The previous prime is 20483027431. The next prime is 20483027449. The reversal of 20483027442 is 24472038402.
20483027442 is a `hidden beast` number, since 204 + 8 + 3 + 0 + 2 + 7 + 442 = 666.
It is a junction number, because it is equal to n+sod(n) for n = 20483027397 and 20483027406.
It is not an unprimeable number, because it can be changed into a prime (20483027449) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21072588 + ... + 21073559.
It is an arithmetic number, because the mean of its divisors is an integer number (1917649734).
Almost surely, 220483027442 is an apocalyptic number.
20483027442 is an abundant number, since it is smaller than the sum of its proper divisors (25540566174).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20483027442 is an equidigital number, since it uses as much as digits as its factorization.
20483027442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42146164 (or 42146152 counting only the distinct ones).
The product of its (nonzero) digits is 86016, while the sum is 36.
The spelling of 20483027442 in words is "twenty billion, four hundred eighty-three million, twenty-seven thousand, four hundred forty-two".
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