Base | Representation |
---|---|
bin | 101010011000… |
… | …1000110111001 |
3 | 1112210221210221 |
4 | 1110301012321 |
5 | 21142034431 |
6 | 2112140041 |
7 | 356606650 |
oct | 124610671 |
9 | 45727727 |
10 | 22221241 |
11 | 115a8169 |
12 | 7537621 |
13 | 47b0483 |
14 | 2d46197 |
15 | 1e3e111 |
hex | 15311b9 |
22221241 has 8 divisors (see below), whose sum is σ = 26732480. Its totient is φ = 18044208.
The previous prime is 22221233. The next prime is 22221247. The reversal of 22221241 is 14212222.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 22221241 - 23 = 22221233 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (22221247) 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, 83406 + ... + 83671.
It is an arithmetic number, because the mean of its divisors is an integer number (3341560).
Almost surely, 222221241 is an apocalyptic number.
It is an amenable number.
22221241 is a deficient number, since it is larger than the sum of its proper divisors (4511239).
22221241 is a wasteful number, since it uses less digits than its factorization.
22221241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 167103.
The product of its digits is 128, while the sum is 16.
The square root of 22221241 is about 4713.9411324284. The cubic root of 22221241 is about 281.1400837320.
Adding to 22221241 its reverse (14212222), we get a palindrome (36433463).
The spelling of 22221241 in words is "twenty-two million, two hundred twenty-one thousand, two hundred forty-one".
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