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23340168 = 23321791811
BaseRepresentation
bin101100100001…
…0010010001000
31121220210200200
41121002102020
521433341133
62152132200
7402250065
oct131022210
947823620
1023340168
11121a18a5
127997060
134ab2867
143157c6c
1520b0913
hex1642488

23340168 has 48 divisors (see below), whose sum is σ = 63601200. Its totient is φ = 7732320.

The previous prime is 23340143. The next prime is 23340169. The reversal of 23340168 is 86104332.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (23340169) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11983 + ... + 13793.

It is an arithmetic number, because the mean of its divisors is an integer number (1325025).

Almost surely, 223340168 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23340168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31800600).

23340168 is an abundant number, since it is smaller than the sum of its proper divisors (40261032).

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

23340168 is a wasteful number, since it uses less digits than its factorization.

23340168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2002 (or 1995 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 23340168 is about 4831.1663188096. The cubic root of 23340168 is about 285.7818604927.

It can be divided in two parts, 233 and 40168, that added together give a square (40401 = 2012).

The spelling of 23340168 in words is "twenty-three million, three hundred forty thousand, one hundred sixty-eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 179 358 537 716 1074 1432 1611 1811 2148 3222 3622 4296 5433 6444 7244 10866 12888 14488 16299 21732 32598 43464 65196 130392 324169 648338 972507 1296676 1945014 2593352 2917521 3890028 5835042 7780056 11670084 23340168