Base | Representation |
---|---|
bin | 100110111110001… |
… | …0000100111100111 |
3 | 10101010120010001220 |
4 | 1031330100213213 |
5 | 10134224023333 |
6 | 333431151423 |
7 | 44255530230 |
oct | 11574204747 |
9 | 3333503056 |
10 | 1307642343 |
11 | 611148057 |
12 | 305b15573 |
13 | 17abb2687 |
14 | c5950087 |
15 | 79bee8b3 |
hex | 4df109e7 |
1307642343 has 16 divisors (see below), whose sum is σ = 1994795520. Its totient is φ = 746400096.
The previous prime is 1307642321. The next prime is 1307642351. The reversal of 1307642343 is 3432467031.
It is not a de Polignac number, because 1307642343 - 29 = 1307641831 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1307642383) 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 15 ways as a sum of consecutive naturals, for example, 14580 + ... + 53177.
It is an arithmetic number, because the mean of its divisors is an integer number (124674720).
Almost surely, 21307642343 is an apocalyptic number.
1307642343 is a deficient number, since it is larger than the sum of its proper divisors (687153177).
1307642343 is an equidigital number, since it uses as much as digits as its factorization.
1307642343 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 68686.
The product of its (nonzero) digits is 36288, while the sum is 33.
The square root of 1307642343 is about 36161.3376826688. The cubic root of 1307642343 is about 1093.5273721663.
The spelling of 1307642343 in words is "one billion, three hundred seven million, six hundred forty-two thousand, three hundred forty-three".
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