Base | Representation |
---|---|
bin | 1100001111111001… |
… | …0110111011001001 |
3 | 22111010202211022012 |
4 | 3003332112323021 |
5 | 23213200411240 |
6 | 1302131105305 |
7 | 144322502534 |
oct | 30376267311 |
9 | 8433684265 |
10 | 3287903945 |
11 | 1437a32997 |
12 | 779142235 |
13 | 4052386c1 |
14 | 23294ba1b |
15 | 1439b3b65 |
hex | c3f96ec9 |
3287903945 has 8 divisors (see below), whose sum is σ = 3951265536. Its totient is φ = 2626469296.
The previous prime is 3287903933. The next prime is 3287903947. The reversal of 3287903945 is 5493097823.
It is a happy number.
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 3287903945 - 228 = 3019468489 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 3287903893 and 3287903902.
It is not an unprimeable number, because it can be changed into a prime (3287903947) 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 7 ways as a sum of consecutive naturals, for example, 477977 + ... + 484806.
It is an arithmetic number, because the mean of its divisors is an integer number (493908192).
Almost surely, 23287903945 is an apocalyptic number.
It is an amenable number.
3287903945 is a deficient number, since it is larger than the sum of its proper divisors (663361591).
3287903945 is an equidigital number, since it uses as much as digits as its factorization.
3287903945 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 963471.
The product of its (nonzero) digits is 1632960, while the sum is 50.
The square root of 3287903945 is about 57340.2471654945. The cubic root of 3287903945 is about 1486.9842678836.
The spelling of 3287903945 in words is "three billion, two hundred eighty-seven million, nine hundred three thousand, nine hundred forty-five".
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