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24169930 = 2519712269
BaseRepresentation
bin101110000110…
…0110111001010
31200110221220121
41130030313022
522141414210
62222013454
7412304161
oct134146712
950427817
1024169930
1112709254
12811728a
135013445
1432d23d8
1521c66da
hex170cdca

24169930 has 16 divisors (see below), whose sum is σ = 43730280. Its totient is φ = 9618112.

The previous prime is 24169921. The next prime is 24169931. The reversal of 24169930 is 3996142.

It can be written as a sum of positive squares in 4 ways, for example, as 23746129 + 423801 = 4873^2 + 651^2 .

It is not an unprimeable number, because it can be changed into a prime (24169931) by changing a digit.

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, 4165 + ... + 8104.

Almost surely, 224169930 is an apocalyptic number.

24169930 is a deficient number, since it is larger than the sum of its proper divisors (19560350).

24169930 is a wasteful number, since it uses less digits than its factorization.

24169930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12473.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 24169930 is about 4916.2923021318. The cubic root of 24169930 is about 289.1290954719.

The spelling of 24169930 in words is "twenty-four million, one hundred sixty-nine thousand, nine hundred thirty".

Divisors: 1 2 5 10 197 394 985 1970 12269 24538 61345 122690 2416993 4833986 12084965 24169930