Base | Representation |
---|---|
bin | 101001111111… |
… | …0101011001000 |
3 | 1112102110102221 |
4 | 1103332223020 |
5 | 21113432124 |
6 | 2103503424 |
7 | 355056460 |
oct | 123765310 |
9 | 45373387 |
10 | 22014664 |
11 | 11476a41 |
12 | 7457b74 |
13 | 473a439 |
14 | 2cd0ba0 |
15 | 1decce4 |
hex | 14feac8 |
22014664 has 32 divisors (see below), whose sum is σ = 47376000. Its totient is φ = 9394560.
The previous prime is 22014661. The next prime is 22014719. The reversal of 22014664 is 46641022.
It is not an unprimeable number, because it can be changed into a prime (22014661) 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, 15037 + ... + 16435.
It is an arithmetic number, because the mean of its divisors is an integer number (1480500).
Almost surely, 222014664 is an apocalyptic number.
It is an amenable number.
22014664 is an abundant number, since it is smaller than the sum of its proper divisors (25361336).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22014664 is a wasteful number, since it uses less digits than its factorization.
22014664 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1693 (or 1689 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 25.
The square root of 22014664 is about 4691.9786870786. The cubic root of 22014664 is about 280.2661754578.
Adding to 22014664 its reverse (46641022), we get a palindrome (68655686).
It can be divided in two parts, 220 and 14664, that added together give a square (14884 = 1222).
The spelling of 22014664 in words is "twenty-two million, fourteen thousand, six hundred sixty-four".
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