Base | Representation |
---|---|
bin | 110010000111001… |
… | …0010101111001111 |
3 | 11100011222102222012 |
4 | 1210032102233033 |
5 | 11420423441432 |
6 | 434503411435 |
7 | 56445150065 |
oct | 14416225717 |
9 | 4304872865 |
10 | 1681468367 |
11 | 793166087 |
12 | 3ab153b7b |
13 | 20a48b5c7 |
14 | 11d460035 |
15 | 9c942cb2 |
hex | 64392bcf |
1681468367 has 8 divisors (see below), whose sum is σ = 1746320400. Its totient is φ = 1617637824.
The previous prime is 1681468361. The next prime is 1681468379. The reversal of 1681468367 is 7638641861.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1681468367 - 214 = 1681451983 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1681468361) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 252017 + ... + 258602.
It is an arithmetic number, because the mean of its divisors is an integer number (218290050).
Almost surely, 21681468367 is an apocalyptic number.
1681468367 is a deficient number, since it is larger than the sum of its proper divisors (64852033).
1681468367 is an equidigital number, since it uses as much as digits as its factorization.
1681468367 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 510745.
The product of its digits is 1161216, while the sum is 50.
The square root of 1681468367 is about 41005.7113948777. The cubic root of 1681468367 is about 1189.1306333019.
The spelling of 1681468367 in words is "one billion, six hundred eighty-one million, four hundred sixty-eight thousand, three hundred sixty-seven".
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