Base | Representation |
---|---|
bin | 10100001100001… |
… | …000101001110001 |
3 | 212121101001000111 |
4 | 110030020221301 |
5 | 1143203203424 |
6 | 53340021321 |
7 | 11252055604 |
oct | 2414105161 |
9 | 777331014 |
10 | 338725489 |
11 | 164224523 |
12 | 95531841 |
13 | 552394ab |
14 | 32db433b |
15 | 1eb0d194 |
hex | 14308a71 |
338725489 has 4 divisors (see below), whose sum is σ = 338944320. Its totient is φ = 338506660.
The previous prime is 338725487. The next prime is 338725511. The reversal of 338725489 is 984527833.
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, and also an emirpimes, since its reverse is a distinct semiprime: 984527833 = 14897 ⋅66089.
It is a cyclic number.
It is not a de Polignac number, because 338725489 - 21 = 338725487 is a prime.
It is a super-2 number, since 2×3387254892 = 229469913796578242, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (338725487) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107077 + ... + 110194.
It is an arithmetic number, because the mean of its divisors is an integer number (84736080).
Almost surely, 2338725489 is an apocalyptic number.
It is an amenable number.
338725489 is a deficient number, since it is larger than the sum of its proper divisors (218831).
338725489 is a wasteful number, since it uses less digits than its factorization.
338725489 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 218830.
The product of its digits is 1451520, while the sum is 49.
The square root of 338725489 is about 18404.4964342956. The cubic root of 338725489 is about 697.0800058014.
The spelling of 338725489 in words is "three hundred thirty-eight million, seven hundred twenty-five thousand, four hundred eighty-nine".
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