Base | Representation |
---|---|
bin | 10101111101011… |
… | …000001001011111 |
3 | 221200020020012102 |
4 | 111331120021133 |
5 | 1223303124411 |
6 | 100320155315 |
7 | 12062305136 |
oct | 2575301137 |
9 | 850206172 |
10 | 368411231 |
11 | 179a5a8a1 |
12 | a3468b3b |
13 | 5b431416 |
14 | 36d0091d |
15 | 22523d3b |
hex | 15f5825f |
368411231 has 2 divisors, whose sum is σ = 368411232. Its totient is φ = 368411230.
The previous prime is 368411213. The next prime is 368411293. The reversal of 368411231 is 132114863.
Together with previous prime (368411213) it forms an Ormiston pair, because they use the same digits, order apart.
It is a weak prime.
It is an emirp because it is prime and its reverse (132114863) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 368411231 - 26 = 368411167 is a prime.
It is a super-2 number, since 2×3684112312 = 271453670253870722, which contains 22 as substring.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 368411194 and 368411203.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (368411531) 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 as a sum of consecutive naturals, namely, 184205615 + 184205616.
It is an arithmetic number, because the mean of its divisors is an integer number (184205616).
Almost surely, 2368411231 is an apocalyptic number.
368411231 is a deficient number, since it is larger than the sum of its proper divisors (1).
368411231 is an equidigital number, since it uses as much as digits as its factorization.
368411231 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 3456, while the sum is 29.
The square root of 368411231 is about 19194.0415493976. The cubic root of 368411231 is about 716.8764060596.
The spelling of 368411231 in words is "three hundred sixty-eight million, four hundred eleven thousand, two hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •