Base | Representation |
---|---|
bin | 101100001100… |
… | …0010101111011 |
3 | 1121121002001010 |
4 | 1120120111323 |
5 | 21412342004 |
6 | 2144325003 |
7 | 400633203 |
oct | 130302573 |
9 | 47532033 |
10 | 23168379 |
11 | 12094823 |
12 | 7913763 |
13 | 4a52600 |
14 | 3111403 |
15 | 2079a89 |
hex | 161857b |
23168379 has 12 divisors (see below), whose sum is σ = 33450936. Its totient is φ = 14257152.
The previous prime is 23168363. The next prime is 23168417. The reversal of 23168379 is 97386132.
It is not a de Polignac number, because 23168379 - 24 = 23168363 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is not an unprimeable number, because it can be changed into a prime (23168309) 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 11 ways as a sum of consecutive naturals, for example, 22342 + ... + 23355.
It is an arithmetic number, because the mean of its divisors is an integer number (2787578).
Almost surely, 223168379 is an apocalyptic number.
23168379 is a deficient number, since it is larger than the sum of its proper divisors (10282557).
23168379 is a wasteful number, since it uses less digits than its factorization.
23168379 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45726 (or 45713 counting only the distinct ones).
The product of its digits is 54432, while the sum is 39.
The square root of 23168379 is about 4813.3542358734. The cubic root of 23168379 is about 285.0789931851.
The spelling of 23168379 in words is "twenty-three million, one hundred sixty-eight thousand, three hundred seventy-nine".
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