Base | Representation |
---|---|
bin | 101010100101… |
… | …1110100011001 |
3 | 1120000111220002 |
4 | 1111023310121 |
5 | 21204040044 |
6 | 2114342345 |
7 | 360543635 |
oct | 125136431 |
9 | 46014802 |
10 | 22330649 |
11 | 11672390 |
12 | 758a9b5 |
13 | 481b203 |
14 | 2d73dc5 |
15 | 1e6174e |
hex | 154bd19 |
22330649 has 8 divisors (see below), whose sum is σ = 24820992. Its totient is φ = 19917040.
The previous prime is 22330621. The next prime is 22330657. The reversal of 22330649 is 94603322.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 22330649 - 212 = 22326553 is a prime.
It is a super-2 number, since 2×223306492 = 997315769522402, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (22330619) 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, 18569 + ... + 19734.
It is an arithmetic number, because the mean of its divisors is an integer number (3102624).
Almost surely, 222330649 is an apocalyptic number.
It is an amenable number.
22330649 is a deficient number, since it is larger than the sum of its proper divisors (2490343).
22330649 is a wasteful number, since it uses less digits than its factorization.
22330649 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38367.
The product of its (nonzero) digits is 7776, while the sum is 29.
The square root of 22330649 is about 4725.5316103059. The cubic root of 22330649 is about 281.6007335297.
The spelling of 22330649 in words is "twenty-two million, three hundred thirty thousand, six hundred forty-nine".
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