Base | Representation |
---|---|
bin | 111000101101… |
… | …0100001000110 |
3 | 2001221111002221 |
4 | 1301122201012 |
5 | 30102342021 |
6 | 2541122554 |
7 | 510464653 |
oct | 161324106 |
9 | 61844087 |
10 | 29730886 |
11 | 15867289 |
12 | 9b5945a |
13 | 620c653 |
14 | 3d3cc2a |
15 | 2924241 |
hex | 1c5a846 |
29730886 has 4 divisors (see below), whose sum is σ = 44596332. Its totient is φ = 14865442.
The previous prime is 29730859. The next prime is 29730889. The reversal of 29730886 is 68803792.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29730889) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7432720 + ... + 7432723.
It is an arithmetic number, because the mean of its divisors is an integer number (11149083).
Almost surely, 229730886 is an apocalyptic number.
29730886 is a deficient number, since it is larger than the sum of its proper divisors (14865446).
29730886 is a wasteful number, since it uses less digits than its factorization.
29730886 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14865445.
The product of its (nonzero) digits is 145152, while the sum is 43.
The square root of 29730886 is about 5452.6035982822. The cubic root of 29730886 is about 309.7913476267.
The spelling of 29730886 in words is "twenty-nine million, seven hundred thirty thousand, eight hundred eighty-six".
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