Base | Representation |
---|---|
bin | 1100100111101… |
… | …01000100110001 |
3 | 21101012022120112 |
4 | 12103311010301 |
5 | 204100031200 |
6 | 14300551105 |
7 | 2423543615 |
oct | 623650461 |
9 | 241168515 |
10 | 105861425 |
11 | 5483528a |
12 | 2b552495 |
13 | 18c166c7 |
14 | 100b9345 |
15 | 9461535 |
hex | 64f5131 |
105861425 has 12 divisors (see below), whose sum is σ = 131408256. Its totient is φ = 84598800.
The previous prime is 105861421. The next prime is 105861439. The reversal of 105861425 is 524168501.
It is not a de Polignac number, because 105861425 - 22 = 105861421 is a prime.
It is a super-2 number, since 2×1058614252 = 22413282606061250, which contains 22 as substring.
It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 105861391 and 105861400.
It is not an unprimeable number, because it can be changed into a prime (105861421) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31580 + ... + 34770.
It is an arithmetic number, because the mean of its divisors is an integer number (10950688).
Almost surely, 2105861425 is an apocalyptic number.
It is an amenable number.
105861425 is a deficient number, since it is larger than the sum of its proper divisors (25546831).
105861425 is a wasteful number, since it uses less digits than its factorization.
105861425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4528 (or 4523 counting only the distinct ones).
The product of its (nonzero) digits is 9600, while the sum is 32.
The square root of 105861425 is about 10288.8981431444. The cubic root of 105861425 is about 473.0560254382.
The spelling of 105861425 in words is "one hundred five million, eight hundred sixty-one thousand, four hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •