Base | Representation |
---|---|
bin | 1100101111010… |
… | …01010000101101 |
3 | 21110002010120112 |
4 | 12113221100231 |
5 | 204324032423 |
6 | 14334225405 |
7 | 2435210615 |
oct | 627512055 |
9 | 243063515 |
10 | 106861613 |
11 | 55358791 |
12 | 2b955265 |
13 | 191a6a31 |
14 | 10299a45 |
15 | 95aca78 |
hex | 65e942d |
106861613 has 2 divisors, whose sum is σ = 106861614. Its totient is φ = 106861612.
The previous prime is 106861577. The next prime is 106861631. The reversal of 106861613 is 316168601.
Together with next prime (106861631) it forms an Ormiston pair, because they use the same digits, order apart.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 98346889 + 8514724 = 9917^2 + 2918^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-106861613 is a prime.
It is a super-2 number, since 2×1068616132 = 22838808665923538, which contains 22 as substring.
It is a Sophie Germain prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 106861613.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (106861633) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53430806 + 53430807.
It is an arithmetic number, because the mean of its divisors is an integer number (53430807).
Almost surely, 2106861613 is an apocalyptic number.
It is an amenable number.
106861613 is a deficient number, since it is larger than the sum of its proper divisors (1).
106861613 is an equidigital number, since it uses as much as digits as its factorization.
106861613 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 5184, while the sum is 32.
The square root of 106861613 is about 10337.3890804206. The cubic root of 106861613 is about 474.5411828111.
The spelling of 106861613 in words is "one hundred six million, eight hundred sixty-one thousand, six hundred thirteen".
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