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22830152 = 239712939
BaseRepresentation
bin101011100010…
…1110001001000
31120221220002012
41113011301020
521321031102
62133155052
7365024132
oct127056110
946856065
1022830152
11119836a4
12778ba88
134964687
143064052
15200e752
hex15c5c48

22830152 has 16 divisors (see below), whose sum is σ = 42865200. Its totient is φ = 11399440.

The previous prime is 22830151. The next prime is 22830169. The reversal of 22830152 is 25103822.

It is not an unprimeable number, because it can be changed into a prime (22830151) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 6299 + ... + 9237.

It is an arithmetic number, because the mean of its divisors is an integer number (2679075).

Almost surely, 222830152 is an apocalyptic number.

It is an amenable number.

22830152 is a deficient number, since it is larger than the sum of its proper divisors (20035048).

22830152 is a wasteful number, since it uses less digits than its factorization.

22830152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3916 (or 3912 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 22830152 is about 4778.0908321211. The cubic root of 22830152 is about 283.6849312913.

Adding to 22830152 its reverse (25103822), we get a palindrome (47933974).

The spelling of 22830152 in words is "twenty-two million, eight hundred thirty thousand, one hundred fifty-two".

Divisors: 1 2 4 8 971 1942 2939 3884 5878 7768 11756 23512 2853769 5707538 11415076 22830152