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23168061 = 3272359271
BaseRepresentation
bin101100001100…
…0010000111101
31121121001121100
41120120100331
521412334221
62144323313
7400632240
oct130302075
947531540
1023168061
1112094564
127913539
134a52417
143111257
152079926
hex161843d

23168061 has 48 divisors (see below), whose sum is σ = 40734720. Its totient is φ = 12402720.

The previous prime is 23168027. The next prime is 23168069. The reversal of 23168061 is 16086132.

It is not a de Polignac number, because 23168061 - 221 = 21070909 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23168069) 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 47 ways as a sum of consecutive naturals, for example, 85356 + ... + 85626.

It is an arithmetic number, because the mean of its divisors is an integer number (848640).

Almost surely, 223168061 is an apocalyptic number.

23168061 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

23168061 is a deficient number, since it is larger than the sum of its proper divisors (17566659).

23168061 is a wasteful number, since it uses less digits than its factorization.

23168061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366 (or 363 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 23168061 is about 4813.3212026625. The cubic root of 23168061 is about 285.0776888853.

The spelling of 23168061 in words is "twenty-three million, one hundred sixty-eight thousand, sixty-one".

Divisors: 1 3 7 9 21 23 59 63 69 161 177 207 271 413 483 531 813 1239 1357 1449 1897 2439 3717 4071 5691 6233 9499 12213 15989 17073 18699 28497 43631 47967 56097 85491 111923 130893 143901 335769 367747 392679 1007307 1103241 2574229 3309723 7722687 23168061