Base | Representation |
---|---|
bin | 101010000000… |
… | …1110111101000 |
3 | 1112110010101200 |
4 | 1110001313220 |
5 | 21114342002 |
6 | 2104044200 |
7 | 355142565 |
oct | 124016750 |
9 | 45403350 |
10 | 22027752 |
11 | 1148585a |
12 | 7463660 |
13 | 4743396 |
14 | 2cd586c |
15 | 1e01b1c |
hex | 1501de8 |
22027752 has 48 divisors (see below), whose sum is σ = 59999940. Its totient is φ = 7300608.
The previous prime is 22027711. The next prime is 22027777. The reversal of 22027752 is 25772022.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 21846276 + 181476 = 4674^2 + 426^2 .
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13408 + ... + 14960.
Almost surely, 222027752 is an apocalyptic number.
It is an amenable number.
22027752 is an abundant number, since it is smaller than the sum of its proper divisors (37972188).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22027752 is a wasteful number, since it uses less digits than its factorization.
22027752 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1762 (or 1755 counting only the distinct ones).
The product of its (nonzero) digits is 3920, while the sum is 27.
The square root of 22027752 is about 4693.3732005883. The cubic root of 22027752 is about 280.3217050664.
Adding to 22027752 its reverse (25772022), we get a palindrome (47799774).
It can be divided in two parts, 220 and 27752, that added together give a palindrome (27972).
The spelling of 22027752 in words is "twenty-two million, twenty-seven thousand, seven hundred fifty-two".
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