Base | Representation |
---|---|
bin | 101100011000… |
… | …0001110000100 |
3 | 1121210001012101 |
4 | 1120300032010 |
5 | 21424004210 |
6 | 2150401444 |
7 | 401521300 |
oct | 130601604 |
9 | 47701171 |
10 | 23266180 |
11 | 12151253 |
12 | 7960284 |
13 | 4a87c92 |
14 | 3138d00 |
15 | 2098a3a |
hex | 1630384 |
23266180 has 36 divisors (see below), whose sum is σ = 56838348. Its totient is φ = 7976640.
The previous prime is 23266169. The next prime is 23266189. The reversal of 23266180 is 8166232.
It can be written as a sum of positive squares in 2 ways, for example, as 17994564 + 5271616 = 4242^2 + 2296^2 .
It is a Harshad number since it is a multiple of its sum of digits (28).
It is not an unprimeable number, because it can be changed into a prime (23266189) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10891 + ... + 12850.
It is an arithmetic number, because the mean of its divisors is an integer number (1578843).
Almost surely, 223266180 is an apocalyptic number.
23266180 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23266180 is an abundant number, since it is smaller than the sum of its proper divisors (33572168).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23266180 is a wasteful number, since it uses less digits than its factorization.
23266180 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23764 (or 23755 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 28.
The square root of 23266180 is about 4823.5028765411. The cubic root of 23266180 is about 285.4795660357.
The spelling of 23266180 in words is "twenty-three million, two hundred sixty-six thousand, one hundred eighty".
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