Base | Representation |
---|---|
bin | 111000100010… |
… | …0000111100101 |
3 | 2001202211020222 |
4 | 1301010013211 |
5 | 30041423031 |
6 | 2535134125 |
7 | 506633330 |
oct | 161040745 |
9 | 61684228 |
10 | 29639141 |
11 | 15804364 |
12 | 9b14345 |
13 | 61a996c |
14 | 3d17617 |
15 | 2906e7b |
hex | 1c441e5 |
29639141 has 8 divisors (see below), whose sum is σ = 34302720. Its totient is φ = 25082928.
The previous prime is 29639123. The next prime is 29639147. The reversal of 29639141 is 14193692.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 29639141 - 214 = 29622757 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29639147) 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 in 7 ways as a sum of consecutive naturals, for example, 26246 + ... + 27351.
It is an arithmetic number, because the mean of its divisors is an integer number (4287840).
Almost surely, 229639141 is an apocalyptic number.
It is an amenable number.
29639141 is a deficient number, since it is larger than the sum of its proper divisors (4663579).
29639141 is an equidigital number, since it uses as much as digits as its factorization.
29639141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53683.
The product of its digits is 11664, while the sum is 35.
The square root of 29639141 is about 5444.1841445712. The cubic root of 29639141 is about 309.4723629347.
The spelling of 29639141 in words is "twenty-nine million, six hundred thirty-nine thousand, one hundred forty-one".
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