Base | Representation |
---|---|
bin | 111000111110… |
… | …0000001100111 |
3 | 2002012110101020 |
4 | 1301330001213 |
5 | 30121240020 |
6 | 2544102223 |
7 | 511606053 |
oct | 161740147 |
9 | 62173336 |
10 | 29868135 |
11 | 15950410 |
12 | a004973 |
13 | 6259c6b |
14 | 3d76c63 |
15 | 294ec40 |
hex | 1c7c067 |
29868135 has 16 divisors (see below), whose sum is σ = 52133760. Its totient is φ = 14481440.
The previous prime is 29868107. The next prime is 29868161. The reversal of 29868135 is 53186892.
It is not a de Polignac number, because 29868135 - 28 = 29867879 is a prime.
It is a zygodrome in base 2.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90345 + ... + 90674.
It is an arithmetic number, because the mean of its divisors is an integer number (3258360).
Almost surely, 229868135 is an apocalyptic number.
29868135 is a deficient number, since it is larger than the sum of its proper divisors (22265625).
29868135 is a wasteful number, since it uses less digits than its factorization.
29868135 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 181038.
The product of its digits is 103680, while the sum is 42.
The square root of 29868135 is about 5465.1747456051. The cubic root of 29868135 is about 310.2673205787.
It can be divided in two parts, 29868 and 135, that added together give a palindrome (30003).
The spelling of 29868135 in words is "twenty-nine million, eight hundred sixty-eight thousand, one hundred thirty-five".
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