Base | Representation |
---|---|
bin | 100111100000… |
… | …0011110101101 |
3 | 1102222020121201 |
4 | 1033000132231 |
5 | 20300230331 |
6 | 2015525501 |
7 | 341020630 |
oct | 117003655 |
9 | 42866551 |
10 | 20711341 |
11 | 10766812 |
12 | 6b29891 |
13 | 43a2141 |
14 | 2a71c17 |
15 | 1c41a61 |
hex | 13c07ad |
20711341 has 8 divisors (see below), whose sum is σ = 23994944. Its totient is φ = 17508960.
The previous prime is 20711333. The next prime is 20711357. The reversal of 20711341 is 14311702.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20711341 - 23 = 20711333 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 (20711381) 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, 19755 + ... + 20776.
It is an arithmetic number, because the mean of its divisors is an integer number (2999368).
Almost surely, 220711341 is an apocalyptic number.
It is an amenable number.
20711341 is a deficient number, since it is larger than the sum of its proper divisors (3283603).
20711341 is an equidigital number, since it uses as much as digits as its factorization.
20711341 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40611.
The product of its (nonzero) digits is 168, while the sum is 19.
The square root of 20711341 is about 4550.9714347598. The cubic root of 20711341 is about 274.6224725910.
The spelling of 20711341 in words is "twenty million, seven hundred eleven thousand, three hundred forty-one".
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