Base | Representation |
---|---|
bin | 110101101101… |
… | …110111001001 |
3 | 222111102011100 |
4 | 311231313021 |
5 | 12101101411 |
6 | 1221452013 |
7 | 230455611 |
oct | 65556711 |
9 | 28442140 |
10 | 14081481 |
11 | 7a48697 |
12 | 4871009 |
13 | 2bc054b |
14 | 1c27a41 |
15 | 1382456 |
hex | d6ddc9 |
14081481 has 12 divisors (see below), whose sum is σ = 20619508. Its totient is φ = 9258624.
The previous prime is 14081477. The next prime is 14081503. The reversal of 14081481 is 18418041.
It can be written as a sum of positive squares in 2 ways, for example, as 4064256 + 10017225 = 2016^2 + 3165^2 .
It is not a de Polignac number, because 14081481 - 22 = 14081477 is a prime.
It is a super-2 number, since 2×140814812 = 396576214306722, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14081401) 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, 10060 + ... + 11373.
Almost surely, 214081481 is an apocalyptic number.
It is an amenable number.
14081481 is a deficient number, since it is larger than the sum of its proper divisors (6538027).
14081481 is a wasteful number, since it uses less digits than its factorization.
14081481 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21512 (or 21509 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 27.
The square root of 14081481 is about 3752.5299465827. The cubic root of 14081481 is about 241.4808955735.
The spelling of 14081481 in words is "fourteen million, eighty-one thousand, four hundred eighty-one".
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