Base | Representation |
---|---|
bin | 1100100101000… |
… | …00100011101001 |
3 | 21100112201200220 |
4 | 12102200203221 |
5 | 204002441431 |
6 | 14245320253 |
7 | 2420602416 |
oct | 622404351 |
9 | 240481626 |
10 | 105515241 |
11 | 54619187 |
12 | 2b406089 |
13 | 18b24c70 |
14 | 1002910d |
15 | 93e3b96 |
hex | 64a08e9 |
105515241 has 8 divisors (see below), whose sum is σ = 151509120. Its totient is φ = 64932432.
The previous prime is 105515239. The next prime is 105515261. The reversal of 105515241 is 142515501.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 105515241 - 21 = 105515239 is a prime.
It is a super-2 number, since 2×1055152412 = 22266932166576162, which contains 22 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (105515261) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1352721 + ... + 1352798.
It is an arithmetic number, because the mean of its divisors is an integer number (18938640).
Almost surely, 2105515241 is an apocalyptic number.
It is an amenable number.
105515241 is a deficient number, since it is larger than the sum of its proper divisors (45993879).
105515241 is a wasteful number, since it uses less digits than its factorization.
105515241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2705535.
The product of its (nonzero) digits is 1000, while the sum is 24.
The square root of 105515241 is about 10272.0611855654. The cubic root of 105515241 is about 472.5398057224.
The spelling of 105515241 in words is "one hundred five million, five hundred fifteen thousand, two hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •