Base | Representation |
---|---|
bin | 111000111010… |
… | …0001011010110 |
3 | 2002010211021200 |
4 | 1301310023112 |
5 | 30114222430 |
6 | 2543253330 |
7 | 511413252 |
oct | 161641326 |
9 | 62124250 |
10 | 29835990 |
11 | 15929248 |
12 | 9baa246 |
13 | 6248442 |
14 | 3d69262 |
15 | 2945460 |
hex | 1c742d6 |
29835990 has 24 divisors (see below), whose sum is σ = 77573808. Its totient is φ = 7956240.
The previous prime is 29835989. The next prime is 29836021. The reversal of 29835990 is 9953892.
29835990 is a `hidden beast` number, since 298 + 359 + 9 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a Curzon number.
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 11 ways as a sum of consecutive naturals, for example, 165666 + ... + 165845.
It is an arithmetic number, because the mean of its divisors is an integer number (3232242).
Almost surely, 229835990 is an apocalyptic number.
29835990 is an abundant number, since it is smaller than the sum of its proper divisors (47737818).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29835990 is a wasteful number, since it uses less digits than its factorization.
29835990 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 331524 (or 331521 counting only the distinct ones).
The product of its (nonzero) digits is 174960, while the sum is 45.
The square root of 29835990 is about 5462.2330598392. The cubic root of 29835990 is about 310.1559742324.
The spelling of 29835990 in words is "twenty-nine million, eight hundred thirty-five thousand, nine hundred ninety".
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