Base | Representation |
---|---|
bin | 10111000111010… |
… | …110000011111101 |
3 | 1000000201100102122 |
4 | 113013112003331 |
5 | 1243234120331 |
6 | 102251532325 |
7 | 12416154104 |
oct | 2707260375 |
9 | 1000640378 |
10 | 387801341 |
11 | 1899a3984 |
12 | a9a5a0a5 |
13 | 62460065 |
14 | 3970b03b |
15 | 240a417b |
hex | 171d60fd |
387801341 has 4 divisors (see below), whose sum is σ = 388069692. Its totient is φ = 387532992.
The previous prime is 387801319. The next prime is 387801347. The reversal of 387801341 is 143108783.
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 368256100 + 19545241 = 19190^2 + 4421^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-387801341 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 (387801347) 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 3 ways as a sum of consecutive naturals, for example, 131996 + ... + 134901.
It is an arithmetic number, because the mean of its divisors is an integer number (97017423).
Almost surely, 2387801341 is an apocalyptic number.
It is an amenable number.
387801341 is a deficient number, since it is larger than the sum of its proper divisors (268351).
387801341 is a wasteful number, since it uses less digits than its factorization.
387801341 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 268350.
The product of its (nonzero) digits is 16128, while the sum is 35.
The square root of 387801341 is about 19692.6722666072. The cubic root of 387801341 is about 729.2388018424.
The spelling of 387801341 in words is "three hundred eighty-seven million, eight hundred one thousand, three hundred forty-one".
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