Base | Representation |
---|---|
bin | 1100100001111… |
… | …10110111100001 |
3 | 21022210101211001 |
4 | 12100332313201 |
5 | 203402140410 |
6 | 14232552001 |
7 | 2414315014 |
oct | 620766741 |
9 | 238711731 |
10 | 105115105 |
11 | 54375597 |
12 | 2b252601 |
13 | 18a14ab4 |
14 | dd6337b |
15 | 936533a |
hex | 643ede1 |
105115105 has 8 divisors (see below), whose sum is σ = 127363392. Its totient is φ = 83275248.
The previous prime is 105115081. The next prime is 105115133. The reversal of 105115105 is 501511501.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 105115105 - 213 = 105106913 is a prime.
It is a super-2 number, since 2×1051151052 = 22098370598322050, which contains 22 as substring.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101539 + ... + 102568.
It is an arithmetic number, because the mean of its divisors is an integer number (15920424).
Almost surely, 2105115105 is an apocalyptic number.
It is an amenable number.
105115105 is a deficient number, since it is larger than the sum of its proper divisors (22248287).
105115105 is a wasteful number, since it uses less digits than its factorization.
105115105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 204215.
The product of its (nonzero) digits is 125, while the sum is 19.
The square root of 105115105 is about 10252.5657764288. The cubic root of 105115105 is about 471.9417256051.
Adding to 105115105 its reverse (501511501), we get a palindrome (606626606).
It can be divided in two parts, 10 and 5115105, that added together give a palindrome (5115115).
The spelling of 105115105 in words is "one hundred five million, one hundred fifteen thousand, one hundred five".
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