Base | Representation |
---|---|
bin | 100110100101… |
… | …0010101101001 |
3 | 1102001122211012 |
4 | 1031022111221 |
5 | 20134234213 |
6 | 2001313305 |
7 | 333634052 |
oct | 115122551 |
9 | 42048735 |
10 | 20227433 |
11 | 10466196 |
12 | 6935835 |
13 | 4262ac5 |
14 | 2987729 |
15 | 1b984a8 |
hex | 134a569 |
20227433 has 8 divisors (see below), whose sum is σ = 21464352. Its totient is φ = 18995776.
The previous prime is 20227421. The next prime is 20227439. The reversal of 20227433 is 33472202.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-20227433 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20227399 and 20227408.
It is not an unprimeable number, because it can be changed into a prime (20227439) 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, 8966 + ... + 10992.
It is an arithmetic number, because the mean of its divisors is an integer number (2683044).
Almost surely, 220227433 is an apocalyptic number.
It is an amenable number.
20227433 is a deficient number, since it is larger than the sum of its proper divisors (1236919).
20227433 is a wasteful number, since it uses less digits than its factorization.
20227433 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2631.
The product of its (nonzero) digits is 2016, while the sum is 23.
The square root of 20227433 is about 4497.4918565796. The cubic root of 20227433 is about 272.4667995351.
Adding to 20227433 its reverse (33472202), we get a palindrome (53699635).
The spelling of 20227433 in words is "twenty million, two hundred twenty-seven thousand, four hundred thirty-three".
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