Base | Representation |
---|---|
bin | 110111110001… |
… | …0001110111101 |
3 | 2001000110021111 |
4 | 1233202032331 |
5 | 24441110310 |
6 | 2522402021 |
7 | 503343403 |
oct | 157421675 |
9 | 61013244 |
10 | 29238205 |
11 | 15560107 |
12 | 9960311 |
13 | 6099319 |
14 | 3c51473 |
15 | 287828a |
hex | 1be23bd |
29238205 has 4 divisors (see below), whose sum is σ = 35085852. Its totient is φ = 23390560.
The previous prime is 29238203. The next prime is 29238227. The reversal of 29238205 is 50283292.
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 11648569 + 17589636 = 3413^2 + 4194^2 .
It is not a de Polignac number, because 29238205 - 21 = 29238203 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29238203) 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, 2923816 + ... + 2923825.
It is an arithmetic number, because the mean of its divisors is an integer number (8771463).
Almost surely, 229238205 is an apocalyptic number.
It is an amenable number.
29238205 is a deficient number, since it is larger than the sum of its proper divisors (5847647).
29238205 is an equidigital number, since it uses as much as digits as its factorization.
29238205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5847646.
The product of its (nonzero) digits is 8640, while the sum is 31.
The square root of 29238205 is about 5407.2363551078. The cubic root of 29238205 is about 308.0705866498.
The spelling of 29238205 in words is "twenty-nine million, two hundred thirty-eight thousand, two hundred five".
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