Base | Representation |
---|---|
bin | 10101100101010… |
… | …00101001011100 |
3 | 110121200002012221 |
4 | 22302220221130 |
5 | 332321431402 |
6 | 25544235124 |
7 | 4325602321 |
oct | 1262505134 |
9 | 417602187 |
10 | 181045852 |
11 | 93217479 |
12 | 5076baa4 |
13 | 2b67bc30 |
14 | 1a08ab48 |
15 | 10d63337 |
hex | aca8a5c |
181045852 has 24 divisors (see below), whose sum is σ = 361274256. Its totient is φ = 78643968.
The previous prime is 181045849. The next prime is 181045897. The reversal of 181045852 is 258540181.
181045852 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (34).
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 101518 + ... + 103285.
It is an arithmetic number, because the mean of its divisors is an integer number (15053094).
Almost surely, 2181045852 is an apocalyptic number.
It is an amenable number.
181045852 is a deficient number, since it is larger than the sum of its proper divisors (180228404).
181045852 is a wasteful number, since it uses less digits than its factorization.
181045852 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 204837 (or 204835 counting only the distinct ones).
The product of its (nonzero) digits is 12800, while the sum is 34.
The square root of 181045852 is about 13455.3280153254. The cubic root of 181045852 is about 565.7130444510.
The spelling of 181045852 in words is "one hundred eighty-one million, forty-five thousand, eight hundred fifty-two".
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