Base | Representation |
---|---|
bin | 111000110110… |
… | …1011010011101 |
3 | 2002002102021120 |
4 | 1301231122131 |
5 | 30112331120 |
6 | 2542521153 |
7 | 511236423 |
oct | 161553235 |
9 | 62072246 |
10 | 29808285 |
11 | 1590a451 |
12 | 9b961b9 |
13 | 6238950 |
14 | 3d5d113 |
15 | 293c140 |
hex | 1c6d69d |
29808285 has 32 divisors (see below), whose sum is σ = 52109568. Its totient is φ = 14461440.
The previous prime is 29808281. The next prime is 29808301. The reversal of 29808285 is 58280892.
It is not a de Polignac number, because 29808285 - 22 = 29808281 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29808281) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12769 + ... + 14921.
It is an arithmetic number, because the mean of its divisors is an integer number (1628424).
Almost surely, 229808285 is an apocalyptic number.
It is an amenable number.
29808285 is a deficient number, since it is larger than the sum of its proper divisors (22301283).
29808285 is a wasteful number, since it uses less digits than its factorization.
29808285 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2245.
The product of its (nonzero) digits is 92160, while the sum is 42.
The square root of 29808285 is about 5459.6964201318. The cubic root of 29808285 is about 310.0599433164.
The spelling of 29808285 in words is "twenty-nine million, eight hundred eight thousand, two hundred eighty-five".
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