Base | Representation |
---|---|
bin | 11100101010111… |
… | …110100000001111 |
3 | 1020112010202111222 |
4 | 130222332200033 |
5 | 1441120344421 |
6 | 115422033555 |
7 | 14630446214 |
oct | 3452764017 |
9 | 1215122458 |
10 | 481028111 |
11 | 2275895a3 |
12 | 1151188bb |
13 | 78871925 |
14 | 47c57b0b |
15 | 2c36bcab |
hex | 1cabe80f |
481028111 has 4 divisors (see below), whose sum is σ = 506345400. Its totient is φ = 455710824.
The previous prime is 481028089. The next prime is 481028117. The reversal of 481028111 is 111820184.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 481028111 - 222 = 476833807 is a prime.
It is a super-3 number, since 3×4810281113 (a number of 27 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (481028117) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12658616 + ... + 12658653.
It is an arithmetic number, because the mean of its divisors is an integer number (126586350).
Almost surely, 2481028111 is an apocalyptic number.
481028111 is a deficient number, since it is larger than the sum of its proper divisors (25317289).
481028111 is a wasteful number, since it uses less digits than its factorization.
481028111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25317288.
The product of its (nonzero) digits is 512, while the sum is 26.
The square root of 481028111 is about 21932.3530657337. The cubic root of 481028111 is about 783.5321460456.
Adding to 481028111 its reverse (111820184), we get a palindrome (592848295).
The spelling of 481028111 in words is "four hundred eighty-one million, twenty-eight thousand, one hundred eleven".
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