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23068132 = 2219329881
BaseRepresentation
bin101011111111…
…1110111100100
31121101222112021
41113333313210
521401140012
62142232524
7400035013
oct127776744
947358467
1023068132
111202647a
127885744
134a18aa9
1430c6a7a
15205a007
hex15ffde4

23068132 has 12 divisors (see below), whose sum is σ = 40579756. Its totient is φ = 11473920.

The previous prime is 23068127. The next prime is 23068139. The reversal of 23068132 is 23186032.

It can be written as a sum of positive squares in 2 ways, for example, as 3936256 + 19131876 = 1984^2 + 4374^2 .

It is a junction number, because it is equal to n+sod(n) for n = 23068097 and 23068106.

It is not an unprimeable number, because it can be changed into a prime (23068139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14169 + ... + 15712.

Almost surely, 223068132 is an apocalyptic number.

It is an amenable number.

23068132 is a deficient number, since it is larger than the sum of its proper divisors (17511624).

23068132 is a wasteful number, since it uses less digits than its factorization.

23068132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30078 (or 30076 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 23068132 is about 4802.9295226976. The cubic root of 23068132 is about 284.6672303596.

The spelling of 23068132 in words is "twenty-three million, sixty-eight thousand, one hundred thirty-two".

Divisors: 1 2 4 193 386 772 29881 59762 119524 5767033 11534066 23068132