Base | Representation |
---|---|
bin | 10100001010111101110… |
… | …110010111011010101111 |
3 | 11220111221012021101222221 |
4 | 110022331312113122233 |
5 | 140202331120133311 |
6 | 2540443434220211 |
7 | 202101310551103 |
oct | 24127566273257 |
9 | 4814835241887 |
10 | 1386164614831 |
11 | 494961873677 |
12 | 1a4793884667 |
13 | a093a443129 |
14 | 4b13ad43903 |
15 | 260cd6e6671 |
hex | 142bdd976af |
1386164614831 has 2 divisors, whose sum is σ = 1386164614832. Its totient is φ = 1386164614830.
The previous prime is 1386164614829. The next prime is 1386164614841. The reversal of 1386164614831 is 1384164616831.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 1386164614831 - 21 = 1386164614829 is a prime.
It is a super-2 number, since 2×13861646148312 (a number of 25 digits) contains 22 as substring.
Together with 1386164614829, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1386164614811) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 693082307415 + 693082307416.
It is an arithmetic number, because the mean of its divisors is an integer number (693082307416).
Almost surely, 21386164614831 is an apocalyptic number.
1386164614831 is a deficient number, since it is larger than the sum of its proper divisors (1).
1386164614831 is an equidigital number, since it uses as much as digits as its factorization.
1386164614831 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 1990656, while the sum is 52.
The spelling of 1386164614831 in words is "one trillion, three hundred eighty-six billion, one hundred sixty-four million, six hundred fourteen thousand, eight hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •