Base | Representation |
---|---|
bin | 111000111110… |
… | …0000101011010 |
3 | 2002012110201020 |
4 | 1301330011122 |
5 | 30121242003 |
6 | 2544103310 |
7 | 511606551 |
oct | 161740532 |
9 | 62173636 |
10 | 29868378 |
11 | 15950611 |
12 | a004b36 |
13 | 625a0c7 |
14 | 3d76d98 |
15 | 294ed53 |
hex | 1c7c15a |
29868378 has 16 divisors (see below), whose sum is σ = 59875200. Its totient is φ = 9933056.
The previous prime is 29868373. The next prime is 29868379. The reversal of 29868378 is 87386892.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 29868378.
It is not an unprimeable number, because it can be changed into a prime (29868373) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 2850 + ... + 8237.
It is an arithmetic number, because the mean of its divisors is an integer number (3742200).
Almost surely, 229868378 is an apocalyptic number.
29868378 is an abundant number, since it is smaller than the sum of its proper divisors (30006822).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29868378 is a wasteful number, since it uses less digits than its factorization.
29868378 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11541.
The product of its digits is 1161216, while the sum is 51.
The square root of 29868378 is about 5465.1969772370. The cubic root of 29868378 is about 310.2681619966.
The spelling of 29868378 in words is "twenty-nine million, eight hundred sixty-eight thousand, three hundred seventy-eight".
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