Base | Representation |
---|---|
bin | 101011111101… |
… | …1111110000101 |
3 | 1121101011121220 |
4 | 1113323332011 |
5 | 21400132130 |
6 | 2142030553 |
7 | 366640323 |
oct | 127737605 |
9 | 47334556 |
10 | 23052165 |
11 | 12015484 |
12 | 7878459 |
13 | 4a11746 |
14 | 30c0d13 |
15 | 2055410 |
hex | 15fbf85 |
23052165 has 8 divisors (see below), whose sum is σ = 36883488. Its totient is φ = 12294480.
The previous prime is 23052131. The next prime is 23052167. The reversal of 23052165 is 56125032.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 23052165 - 29 = 23051653 is a prime.
It is a super-2 number, since 2×230521652 = 1062804622374450, which contains 22 as substring.
It is an alternating number because its digits alternate between even and odd.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23052167) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 768391 + ... + 768420.
It is an arithmetic number, because the mean of its divisors is an integer number (4610436).
Almost surely, 223052165 is an apocalyptic number.
It is an amenable number.
23052165 is a deficient number, since it is larger than the sum of its proper divisors (13831323).
23052165 is a wasteful number, since it uses less digits than its factorization.
23052165 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1536819.
The product of its (nonzero) digits is 1800, while the sum is 24.
The square root of 23052165 is about 4801.2670202770. The cubic root of 23052165 is about 284.6015361114.
Adding to 23052165 its reverse (56125032), we get a palindrome (79177197).
The spelling of 23052165 in words is "twenty-three million, fifty-two thousand, one hundred sixty-five".
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