Base | Representation |
---|---|
bin | 11000000110111000… |
… | …11111100010110010 |
3 | 1020101222222102102212 |
4 | 30003130133202302 |
5 | 203001312442040 |
6 | 5540143012122 |
7 | 635506105214 |
oct | 140334374262 |
9 | 36358872385 |
10 | 12942702770 |
11 | 5541900178 |
12 | 261259a042 |
13 | 12b356000a |
14 | 8aacd25b4 |
15 | 50b3d4d65 |
hex | 30371f8b2 |
12942702770 has 8 divisors (see below), whose sum is σ = 23296865004. Its totient is φ = 5177081104.
The previous prime is 12942702683. The next prime is 12942702779. The reversal of 12942702770 is 7720724921.
12942702770 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 12918368281 + 24334489 = 113659^2 + 4933^2 .
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 (12942702779) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 647135129 + ... + 647135148.
Almost surely, 212942702770 is an apocalyptic number.
12942702770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12942702770 is a deficient number, since it is larger than the sum of its proper divisors (10354162234).
12942702770 is a wasteful number, since it uses less digits than its factorization.
12942702770 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1294270284.
The product of its (nonzero) digits is 98784, while the sum is 41.
The spelling of 12942702770 in words is "twelve billion, nine hundred forty-two million, seven hundred two thousand, seven hundred seventy".
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