Base | Representation |
---|---|
bin | 111000110110… |
… | …1011001111001 |
3 | 2002002102020020 |
4 | 1301231121321 |
5 | 30112330444 |
6 | 2542521053 |
7 | 511236342 |
oct | 161553171 |
9 | 62072206 |
10 | 29808249 |
11 | 1590a419 |
12 | 9b96189 |
13 | 6238923 |
14 | 3d5d0c9 |
15 | 293c119 |
hex | 1c6d679 |
29808249 has 4 divisors (see below), whose sum is σ = 39744336. Its totient is φ = 19872164.
The previous prime is 29808239. The next prime is 29808257. The reversal of 29808249 is 94280892.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 29808249 - 25 = 29808217 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 29808249.
It is not an unprimeable number, because it can be changed into a prime (29808209) 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, 4968039 + ... + 4968044.
It is an arithmetic number, because the mean of its divisors is an integer number (9936084).
Almost surely, 229808249 is an apocalyptic number.
It is an amenable number.
29808249 is a deficient number, since it is larger than the sum of its proper divisors (9936087).
29808249 is an equidigital number, since it uses as much as digits as its factorization.
29808249 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9936086.
The product of its (nonzero) digits is 82944, while the sum is 42.
The square root of 29808249 is about 5459.6931232442. The cubic root of 29808249 is about 310.0598184947.
The spelling of 29808249 in words is "twenty-nine million, eight hundred eight thousand, two hundred forty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •