Base | Representation |
---|---|
bin | 111100011101111… |
… | …1101100111000010 |
3 | 12020101220002212002 |
4 | 1320323331213002 |
5 | 13123410003040 |
6 | 533200104002 |
7 | 101165041331 |
oct | 17073754702 |
9 | 5211802762 |
10 | 2028984770 |
11 | 95134431a |
12 | 487605002 |
13 | 264485207 |
14 | 153681d18 |
15 | bd1daa15 |
hex | 78efd9c2 |
2028984770 has 8 divisors (see below), whose sum is σ = 3652172604. Its totient is φ = 811593904.
The previous prime is 2028984761. The next prime is 2028984779. The reversal of 2028984770 is 774898202.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (2028984761) and next prime (2028984779).
It can be written as a sum of positive squares in 2 ways, for example, as 1868227729 + 160757041 = 43223^2 + 12679^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (2028984779) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101449229 + ... + 101449248.
Almost surely, 22028984770 is an apocalyptic number.
2028984770 is a deficient number, since it is larger than the sum of its proper divisors (1623187834).
2028984770 is a wasteful number, since it uses less digits than its factorization.
2028984770 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 202898484.
The product of its (nonzero) digits is 451584, while the sum is 47.
The square root of 2028984770 is about 45044.2534625672. The cubic root of 2028984770 is about 1265.9783024182.
The spelling of 2028984770 in words is "two billion, twenty-eight million, nine hundred eighty-four thousand, seven hundred seventy".
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