Base | Representation |
---|---|
bin | 100110010001… |
… | …0110010111011 |
3 | 1101202102122110 |
4 | 1030202302323 |
5 | 20114043332 |
6 | 1554023403 |
7 | 332360622 |
oct | 114426273 |
9 | 41672573 |
10 | 20065467 |
11 | 10365534 |
12 | 6877b63 |
13 | 4207176 |
14 | 29446b9 |
15 | 1b654cc |
hex | 1322cbb |
20065467 has 8 divisors (see below), whose sum is σ = 26881600. Its totient is φ = 13313160.
The previous prime is 20065439. The next prime is 20065481. The reversal of 20065467 is 76456002.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20065467 - 211 = 20063419 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20065417) 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, 15217 + ... + 16482.
It is an arithmetic number, because the mean of its divisors is an integer number (3360200).
Almost surely, 220065467 is an apocalyptic number.
20065467 is a deficient number, since it is larger than the sum of its proper divisors (6816133).
20065467 is a wasteful number, since it uses less digits than its factorization.
20065467 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31913.
The product of its (nonzero) digits is 10080, while the sum is 30.
The square root of 20065467 is about 4479.4494081304. The cubic root of 20065467 is about 271.7376137150.
The spelling of 20065467 in words is "twenty million, sixty-five thousand, four hundred sixty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •