Base | Representation |
---|---|
bin | 110111011011… |
… | …1111110010001 |
3 | 2000200122211101 |
4 | 1232313332101 |
5 | 24420040410 |
6 | 2514544401 |
7 | 502022626 |
oct | 156677621 |
9 | 60618741 |
10 | 29065105 |
11 | 15452053 |
12 | 9898101 |
13 | 60385b4 |
14 | 3c0834d |
15 | 2841d3a |
hex | 1bb7f91 |
29065105 has 16 divisors (see below), whose sum is σ = 36968400. Its totient is φ = 21898240.
The previous prime is 29065103. The next prime is 29065133. The reversal of 29065105 is 50156092.
29065105 = 342 + 352 + ... + 4432.
It can be written as a sum of positive squares in 8 ways, for example, as 1617984 + 27447121 = 1272^2 + 5239^2 .
It is not a de Polignac number, because 29065105 - 21 = 29065103 is a prime.
It is a super-2 number, since 2×290651052 = 1689560657322050, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (29065103) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3501 + ... + 8389.
It is an arithmetic number, because the mean of its divisors is an integer number (2310525).
Almost surely, 229065105 is an apocalyptic number.
It is an amenable number.
29065105 is a deficient number, since it is larger than the sum of its proper divisors (7903295).
29065105 is a wasteful number, since it uses less digits than its factorization.
29065105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4964.
The product of its (nonzero) digits is 2700, while the sum is 28.
The square root of 29065105 is about 5391.2062657628. The cubic root of 29065105 is about 307.4614224414.
The spelling of 29065105 in words is "twenty-nine million, sixty-five thousand, one hundred five".
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