Base | Representation |
---|---|
bin | 101010110100… |
… | …0001111010101 |
3 | 1120020102120122 |
4 | 1111220033111 |
5 | 21221301221 |
6 | 2121041325 |
7 | 361540220 |
oct | 125501725 |
9 | 46212518 |
10 | 22447061 |
11 | 1174189a |
12 | 7626245 |
13 | 485c1b0 |
14 | 2da45b7 |
15 | 1e85eab |
hex | 15683d5 |
22447061 has 16 divisors (see below), whose sum is σ = 27922944. Its totient is φ = 17570304.
The previous prime is 22447027. The next prime is 22447079. The reversal of 22447061 is 16074422.
It is a cyclic number.
It is not a de Polignac number, because 22447061 - 26 = 22446997 is a prime.
It is a zygodrome in base 4.
It is a self number, because there is not a number n which added to its sum of digits gives 22447061.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22447561) 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 15 ways as a sum of consecutive naturals, for example, 7556 + ... + 10098.
It is an arithmetic number, because the mean of its divisors is an integer number (1745184).
Almost surely, 222447061 is an apocalyptic number.
It is an amenable number.
22447061 is a deficient number, since it is larger than the sum of its proper divisors (5475883).
22447061 is a wasteful number, since it uses less digits than its factorization.
22447061 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2660.
The product of its (nonzero) digits is 2688, while the sum is 26.
The square root of 22447061 is about 4737.8329434458. The cubic root of 22447061 is about 282.0892236491.
The spelling of 22447061 in words is "twenty-two million, four hundred forty-seven thousand, sixty-one".
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