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22004060 = 2251384631
BaseRepresentation
bin101001111110…
…0000101011100
31112101220220012
41103330011130
521113112220
62103342352
7355013531
oct123740534
945356805
1022004060
1111469a81
1274519b8
134735670
142ccad88
151de9ac5
hex14fc15c

22004060 has 24 divisors (see below), whose sum is σ = 49763616. Its totient is φ = 8124480.

The previous prime is 22004057. The next prime is 22004111. The reversal of 22004060 is 6040022.

It is a congruent number.

It is an unprimeable number.

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, 42056 + ... + 42575.

It is an arithmetic number, because the mean of its divisors is an integer number (2073484).

Almost surely, 222004060 is an apocalyptic number.

22004060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22004060 is an abundant number, since it is smaller than the sum of its proper divisors (27759556).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22004060 is a wasteful number, since it uses less digits than its factorization.

22004060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84653 (or 84651 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 22004060 is about 4690.8485373118. The cubic root of 22004060 is about 280.2211687927.

Adding to 22004060 its reverse (6040022), we get a palindrome (28044082).

The spelling of 22004060 in words is "twenty-two million, four thousand, sixty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 84631 169262 338524 423155 846310 1100203 1692620 2200406 4400812 5501015 11002030 22004060