Base | Representation |
---|---|
bin | 1100100101111… |
… | …00100011101001 |
3 | 21100202120000121 |
4 | 12102330203221 |
5 | 204020124204 |
6 | 14252003241 |
7 | 2421560656 |
oct | 622744351 |
9 | 240676017 |
10 | 105629929 |
11 | 54697369 |
12 | 2b460521 |
13 | 18b65222 |
14 | 10058c2d |
15 | 9417b54 |
hex | 64bc8e9 |
105629929 has 4 divisors (see below), whose sum is σ = 105657300. Its totient is φ = 105602560.
The previous prime is 105629893. The next prime is 105629939. The reversal of 105629929 is 929926501.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 79619929 + 26010000 = 8923^2 + 5100^2 .
It is a cyclic number.
It is not a de Polignac number, because 105629929 - 217 = 105498857 is a prime.
It is a super-2 number, since 2×1056299292 = 22315363801090082, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (105629939) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6712 + ... + 16009.
It is an arithmetic number, because the mean of its divisors is an integer number (26414325).
Almost surely, 2105629929 is an apocalyptic number.
It is an amenable number.
105629929 is a deficient number, since it is larger than the sum of its proper divisors (27371).
105629929 is an equidigital number, since it uses as much as digits as its factorization.
105629929 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27370.
The product of its (nonzero) digits is 87480, while the sum is 43.
The square root of 105629929 is about 10277.6421906972. The cubic root of 105629929 is about 472.7109501032.
The spelling of 105629929 in words is "one hundred five million, six hundred twenty-nine thousand, nine hundred twenty-nine".
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