Base | Representation |
---|---|
bin | 11000001100001110… |
… | …01000000101000011 |
3 | 1020112010010222011112 |
4 | 30012013020011003 |
5 | 203044240331113 |
6 | 5544421433535 |
7 | 636561234656 |
oct | 140607100503 |
9 | 36463128145 |
10 | 12987433283 |
11 | 5565081940 |
12 | 262556b8ab |
13 | 12bc8c1a86 |
14 | 8b2c1789d |
15 | 5102bd5a8 |
hex | 3061c8143 |
12987433283 has 16 divisors (see below), whose sum is σ = 14933224800. Its totient is φ = 11184526080.
The previous prime is 12987433259. The next prime is 12987433297. The reversal of 12987433283 is 38233478921.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 12987433283 - 26 = 12987433219 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12987433213) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 367178 + ... + 400991.
It is an arithmetic number, because the mean of its divisors is an integer number (933326550).
Almost surely, 212987433283 is an apocalyptic number.
12987433283 is a deficient number, since it is larger than the sum of its proper divisors (1945791517).
12987433283 is a wasteful number, since it uses less digits than its factorization.
12987433283 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 768262.
The product of its digits is 1741824, while the sum is 50.
The spelling of 12987433283 in words is "twelve billion, nine hundred eighty-seven million, four hundred thirty-three thousand, two hundred eighty-three".
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