Base | Representation |
---|---|
bin | 101010000000… |
… | …1111000011001 |
3 | 1112110010110111 |
4 | 1110001320121 |
5 | 21114342201 |
6 | 2104044321 |
7 | 355142665 |
oct | 124017031 |
9 | 45403414 |
10 | 22027801 |
11 | 114858a4 |
12 | 74636a1 |
13 | 4743403 |
14 | 2cd58a5 |
15 | 1e01b51 |
hex | 1501e19 |
22027801 has 8 divisors (see below), whose sum is σ = 23466240. Its totient is φ = 20605248.
The previous prime is 22027799. The next prime is 22027829. The reversal of 22027801 is 10872022.
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 22027801 - 21 = 22027799 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (22027861) 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, 1041 + ... + 6718.
It is an arithmetic number, because the mean of its divisors is an integer number (2933280).
Almost surely, 222027801 is an apocalyptic number.
It is an amenable number.
22027801 is a deficient number, since it is larger than the sum of its proper divisors (1438439).
22027801 is a wasteful number, since it uses less digits than its factorization.
22027801 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7943.
The product of its (nonzero) digits is 448, while the sum is 22.
The square root of 22027801 is about 4693.3784207115. The cubic root of 22027801 is about 280.3219129217.
Adding to 22027801 its reverse (10872022), we get a palindrome (32899823).
The spelling of 22027801 in words is "twenty-two million, twenty-seven thousand, eight hundred one".
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