Base | Representation |
---|---|
bin | 111010010000… |
… | …0000011110110 |
3 | 2010110121000221 |
4 | 1310200003312 |
5 | 30304240042 |
6 | 3010324554 |
7 | 520404652 |
oct | 164400366 |
9 | 63417027 |
10 | 30540022 |
11 | 1626a197 |
12 | a28975a |
13 | 6433a26 |
14 | 40ada62 |
15 | 2a33d67 |
hex | 1d200f6 |
30540022 has 16 divisors (see below), whose sum is σ = 48569472. Its totient is φ = 14376960.
The previous prime is 30540017. The next prime is 30540079. The reversal of 30540022 is 22004503.
It is a junction number, because it is equal to n+sod(n) for n = 30539978 and 30540005.
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 7 ways as a sum of consecutive naturals, for example, 4363 + ... + 8950.
It is an arithmetic number, because the mean of its divisors is an integer number (3035592).
Almost surely, 230540022 is an apocalyptic number.
30540022 is a deficient number, since it is larger than the sum of its proper divisors (18029450).
30540022 is a wasteful number, since it uses less digits than its factorization.
30540022 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13383.
The product of its (nonzero) digits is 240, while the sum is 16.
The square root of 30540022 is about 5526.3027423405. The cubic root of 30540022 is about 312.5765896540.
Adding to 30540022 its reverse (22004503), we get a palindrome (52544525).
The spelling of 30540022 in words is "thirty million, five hundred forty thousand, twenty-two".
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