Base | Representation |
---|---|
bin | 10101100101000… |
… | …01011000101010 |
3 | 110121121120102020 |
4 | 22302201120222 |
5 | 332320003411 |
6 | 25543445310 |
7 | 4325416515 |
oct | 1262413052 |
9 | 417546366 |
10 | 181016106 |
11 | 931a7097 |
12 | 50756836 |
13 | 2b66b52b |
14 | 1a07dd7c |
15 | 10d59606 |
hex | aca162a |
181016106 has 8 divisors (see below), whose sum is σ = 362032224. Its totient is φ = 60338700.
The previous prime is 181016047. The next prime is 181016113. The reversal of 181016106 is 601610181.
It is a sphenic number, since it is the product of 3 distinct primes.
181016106 is an admirable number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15084670 + ... + 15084681.
It is an arithmetic number, because the mean of its divisors is an integer number (45254028).
Almost surely, 2181016106 is an apocalyptic number.
181016106 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
181016106 is a wasteful number, since it uses less digits than its factorization.
181016106 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30169356.
The product of its (nonzero) digits is 288, while the sum is 24.
The square root of 181016106 is about 13454.2226085345. Note that the first 3 decimals coincide. The cubic root of 181016106 is about 565.6820603628.
Adding to 181016106 its reverse (601610181), we get a palindrome (782626287).
The spelling of 181016106 in words is "one hundred eighty-one million, sixteen thousand, one hundred six".
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