Base | Representation |
---|---|
bin | 100111000110101… |
… | …1011011101101110 |
3 | 10101110000210002211 |
4 | 1032031123131232 |
5 | 10141402040324 |
6 | 334111441034 |
7 | 44342014264 |
oct | 11615333556 |
9 | 3343023084 |
10 | 1312143214 |
11 | 613741688 |
12 | 30752617a |
13 | 17baca205 |
14 | c63a2434 |
15 | 7a2dd294 |
hex | 4e35b76e |
1312143214 has 8 divisors (see below), whose sum is σ = 1969196688. Its totient is φ = 655744320.
The previous prime is 1312143197. The next prime is 1312143223. The reversal of 1312143214 is 4123412131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
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, 158602 + ... + 166669.
It is an arithmetic number, because the mean of its divisors is an integer number (246149586).
Almost surely, 21312143214 is an apocalyptic number.
1312143214 is a deficient number, since it is larger than the sum of its proper divisors (657053474).
1312143214 is a wasteful number, since it uses less digits than its factorization.
1312143214 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 327290.
The product of its digits is 576, while the sum is 22.
The square root of 1312143214 is about 36223.5174161759. The cubic root of 1312143214 is about 1094.7805663863.
Adding to 1312143214 its reverse (4123412131), we get a palindrome (5435555345).
The spelling of 1312143214 in words is "one billion, three hundred twelve million, one hundred forty-three thousand, two hundred fourteen".
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