Base | Representation |
---|---|
bin | 1110110101000000100101 |
3 | 21022111011012 |
4 | 32311000211 |
5 | 1443342031 |
6 | 215152005 |
7 | 45016526 |
oct | 16650045 |
9 | 7274135 |
10 | 3887141 |
11 | 2215515 |
12 | 1375605 |
13 | a613ab |
14 | 73284d |
15 | 51bb2b |
hex | 3b5025 |
3887141 has 4 divisors (see below), whose sum is σ = 3901452. Its totient is φ = 3872832.
The previous prime is 3887129. The next prime is 3887167. The reversal of 3887141 is 1417883.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 556516 + 3330625 = 746^2 + 1825^2 .
It is a cyclic number.
It is not a de Polignac number, because 3887141 - 210 = 3886117 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 3887098 and 3887107.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3887111) 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, 6740 + ... + 7293.
It is an arithmetic number, because the mean of its divisors is an integer number (975363).
Almost surely, 23887141 is an apocalyptic number.
It is an amenable number.
3887141 is a deficient number, since it is larger than the sum of its proper divisors (14311).
3887141 is a wasteful number, since it uses less digits than its factorization.
3887141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14310.
The product of its digits is 5376, while the sum is 32.
The square root of 3887141 is about 1971.5833738394. The cubic root of 3887141 is about 157.2329024660.
The spelling of 3887141 in words is "three million, eight hundred eighty-seven thousand, one hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •