Base | Representation |
---|---|
bin | 10011011001011… |
… | …111011111011001 |
3 | 211200101120001012 |
4 | 103121133133121 |
5 | 1131303342224 |
6 | 52143303305 |
7 | 11031163625 |
oct | 2331373731 |
9 | 750346035 |
10 | 325449689 |
11 | 157787194 |
12 | 90baab35 |
13 | 5256b8a6 |
14 | 3131a185 |
15 | 1d88980e |
hex | 1365f7d9 |
325449689 has 4 divisors (see below), whose sum is σ = 342578640. Its totient is φ = 308320740.
The previous prime is 325449661. The next prime is 325449697. The reversal of 325449689 is 986944523.
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 a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-325449689 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (325449659) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8564447 + ... + 8564484.
It is an arithmetic number, because the mean of its divisors is an integer number (85644660).
Almost surely, 2325449689 is an apocalyptic number.
It is an amenable number.
325449689 is a deficient number, since it is larger than the sum of its proper divisors (17128951).
325449689 is a wasteful number, since it uses less digits than its factorization.
325449689 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17128950.
The product of its digits is 1866240, while the sum is 50.
The square root of 325449689 is about 18040.2241948375. The cubic root of 325449689 is about 687.8513916736.
The spelling of 325449689 in words is "three hundred twenty-five million, four hundred forty-nine thousand, six hundred eighty-nine".
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