Base | Representation |
---|---|
bin | 10011000010101… |
… | …010010111010001 |
3 | 211021010111110211 |
4 | 103002222113101 |
5 | 1123240334123 |
6 | 51411124121 |
7 | 10626256405 |
oct | 2302522721 |
9 | 737114424 |
10 | 319464913 |
11 | 154369799 |
12 | 8aba3641 |
13 | 512547c1 |
14 | 305dd105 |
15 | 1d0a640d |
hex | 130aa5d1 |
319464913 has 4 divisors (see below), whose sum is σ = 319506228. Its totient is φ = 319423600.
The previous prime is 319464851. The next prime is 319464947.
319464913 is nontrivially palindromic in base 10.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It can be written as a sum of positive squares in 2 ways, for example, as 134722449 + 184742464 = 11607^2 + 13592^2 .
It is a cyclic number.
It is not a de Polignac number, because 319464913 - 225 = 285910481 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (319464953) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5206 + ... + 25807.
It is an arithmetic number, because the mean of its divisors is an integer number (79876557).
Almost surely, 2319464913 is an apocalyptic number.
It is an amenable number.
319464913 is a deficient number, since it is larger than the sum of its proper divisors (41315).
319464913 is a wasteful number, since it uses less digits than its factorization.
319464913 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41314.
The product of its digits is 69984, while the sum is 40.
The square root of 319464913 is about 17873.5814262279. The cubic root of 319464913 is about 683.6089218496.
The spelling of 319464913 in words is "three hundred nineteen million, four hundred sixty-four thousand, nine hundred thirteen".
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