Base | Representation |
---|---|
bin | 1101010001110111111001 |
3 | 20112212010221 |
4 | 31101313321 |
5 | 1342343311 |
6 | 202340041 |
7 | 41405632 |
oct | 15216771 |
9 | 6485127 |
10 | 3481081 |
11 | 1a6842a |
12 | 11ba621 |
13 | 94b616 |
14 | 668889 |
15 | 48b671 |
hex | 351df9 |
3481081 has 4 divisors (see below), whose sum is σ = 3490164. Its totient is φ = 3472000.
The previous prime is 3481069. The next prime is 3481099. The reversal of 3481081 is 1801843.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1801843 = 23 ⋅78341.
It can be written as a sum of positive squares in 2 ways, for example, as 3240000 + 241081 = 1800^2 + 491^2 .
It is a cyclic number.
It is not a de Polignac number, because 3481081 - 29 = 3480569 is a prime.
It is a super-2 number, since 2×34810812 = 24235849857122, which contains 22 as substring.
It is a Duffinian number.
It is a plaindrome in base 14.
It is not an unprimeable number, because it can be changed into a prime (3481001) 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, 3940 + ... + 4741.
It is an arithmetic number, because the mean of its divisors is an integer number (872541).
Almost surely, 23481081 is an apocalyptic number.
It is an amenable number.
3481081 is a deficient number, since it is larger than the sum of its proper divisors (9083).
3481081 is an equidigital number, since it uses as much as digits as its factorization.
3481081 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9082.
The product of its (nonzero) digits is 768, while the sum is 25.
The square root of 3481081 is about 1865.7655265333. The cubic root of 3481081 is about 151.5553864447. Note that the first 3 decimals are identical.
The spelling of 3481081 in words is "three million, four hundred eighty-one thousand, eighty-one".
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