Base | Representation |
---|---|
bin | 110111010100… |
… | …0000110101001 |
3 | 2000120100122222 |
4 | 1232220012221 |
5 | 24411000410 |
6 | 2513323425 |
7 | 501332261 |
oct | 156500651 |
9 | 60510588 |
10 | 29000105 |
11 | 15408232 |
12 | 9866575 |
13 | 6014b34 |
14 | 3bcc7a1 |
15 | 282c955 |
hex | 1ba81a9 |
29000105 has 4 divisors (see below), whose sum is σ = 34800132. Its totient is φ = 23200080.
The previous prime is 29000077. The next prime is 29000107. The reversal of 29000105 is 50100092.
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 9357481 + 19642624 = 3059^2 + 4432^2 .
It is not a de Polignac number, because 29000105 - 210 = 28999081 is a prime.
It is a super-2 number, since 2×290001052 = 1682012180022050, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (29000107) 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, 2900006 + ... + 2900015.
It is an arithmetic number, because the mean of its divisors is an integer number (8700033).
Almost surely, 229000105 is an apocalyptic number.
It is an amenable number.
29000105 is a deficient number, since it is larger than the sum of its proper divisors (5800027).
29000105 is an equidigital number, since it uses as much as digits as its factorization.
29000105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5800026.
The product of its (nonzero) digits is 90, while the sum is 17.
The square root of 29000105 is about 5385.1745561309. The cubic root of 29000105 is about 307.2320533650.
Adding to 29000105 its reverse (50100092), we get a palindrome (79100197).
The spelling of 29000105 in words is "twenty-nine million, one hundred five", and thus it is an aban number.
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