Base | Representation |
---|---|
bin | 100111000000… |
… | …0010000001011 |
3 | 1102110212202020 |
4 | 1032000100023 |
5 | 20213321032 |
6 | 2010135523 |
7 | 335543640 |
oct | 116002013 |
9 | 42425666 |
10 | 20448267 |
11 | 105a70a4 |
12 | 6a215a3 |
13 | 430c488 |
14 | 2a03dc7 |
15 | 1bddb2c |
hex | 138040b |
20448267 has 8 divisors (see below), whose sum is σ = 31159296. Its totient is φ = 11684712.
The previous prime is 20448247. The next prime is 20448271. The reversal of 20448267 is 76284402.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20448267 - 26 = 20448203 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20448227) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 486843 + ... + 486884.
It is an arithmetic number, because the mean of its divisors is an integer number (3894912).
Almost surely, 220448267 is an apocalyptic number.
20448267 is a deficient number, since it is larger than the sum of its proper divisors (10711029).
20448267 is an equidigital number, since it uses as much as digits as its factorization.
20448267 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 973737.
The product of its (nonzero) digits is 21504, while the sum is 33.
The square root of 20448267 is about 4521.9760061283. The cubic root of 20448267 is about 273.4547693931.
The spelling of 20448267 in words is "twenty million, four hundred forty-eight thousand, two hundred sixty-seven".
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