Base | Representation |
---|---|
bin | 11000110001001111101001 |
3 | 110012212221110 |
4 | 120301033221 |
5 | 3130240121 |
6 | 351100533 |
7 | 106122333 |
oct | 30611751 |
9 | 13185843 |
10 | 6493161 |
11 | 3735454 |
12 | 2211749 |
13 | 146460c |
14 | c10453 |
15 | 883d76 |
hex | 6313e9 |
6493161 has 4 divisors (see below), whose sum is σ = 8657552. Its totient is φ = 4328772.
The previous prime is 6493147. The next prime is 6493169. The reversal of 6493161 is 1613946.
6493161 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 6493161 - 27 = 6493033 is a prime.
It is a super-2 number, since 2×64931612 = 84322279543842, which contains 22 as substring.
It is a D-number.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (6493169) 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, 1082191 + ... + 1082196.
It is an arithmetic number, because the mean of its divisors is an integer number (2164388).
Almost surely, 26493161 is an apocalyptic number.
It is an amenable number.
6493161 is a deficient number, since it is larger than the sum of its proper divisors (2164391).
6493161 is a wasteful number, since it uses less digits than its factorization.
6493161 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2164390.
The product of its digits is 3888, while the sum is 30.
The square root of 6493161 is about 2548.1681655652. The cubic root of 6493161 is about 186.5600819391.
The spelling of 6493161 in words is "six million, four hundred ninety-three thousand, one hundred sixty-one".
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