Base | Representation |
---|---|
bin | 1100011000101001011… |
… | …0100101100000000000 |
3 | 202100012121220021201202 |
4 | 3012022112211200000 |
5 | 11441230242332310 |
6 | 241425225320332 |
7 | 21241516016135 |
oct | 3061226454000 |
9 | 670177807652 |
10 | 212774574080 |
11 | 82267777842 |
12 | 352a19360a8 |
13 | 170abaa3853 |
14 | a42692a58c |
15 | 5804be83a5 |
hex | 318a5a5800 |
212774574080 has 48 divisors (see below), whose sum is σ = 510534329760. Its totient is φ = 85109825536.
The previous prime is 212774574071. The next prime is 212774574083. The reversal of 212774574080 is 80475477212.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212774574083) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10379144 + ... + 10399623.
It is an arithmetic number, because the mean of its divisors is an integer number (10636131870).
Almost surely, 2212774574080 is an apocalyptic number.
212774574080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
212774574080 is an abundant number, since it is smaller than the sum of its proper divisors (297759755680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212774574080 is an equidigital number, since it uses as much as digits as its factorization.
212774574080 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20778794 (or 20778774 counting only the distinct ones).
The product of its (nonzero) digits is 878080, while the sum is 47.
The spelling of 212774574080 in words is "two hundred twelve billion, seven hundred seventy-four million, five hundred seventy-four thousand, eighty".
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