Base | Representation |
---|---|
bin | 10011100101110… |
… | …010011001010001 |
3 | 211220110022101111 |
4 | 103211302121101 |
5 | 1133120012344 |
6 | 52340333321 |
7 | 11100446611 |
oct | 2345623121 |
9 | 756408344 |
10 | 328672849 |
11 | 15958885a |
12 | 920a4241 |
13 | 5312999b |
14 | 31918a41 |
15 | 1dcc4834 |
hex | 13972651 |
328672849 has 16 divisors (see below), whose sum is σ = 367606080. Its totient is φ = 292032000.
The previous prime is 328672847. The next prime is 328672853. The reversal of 328672849 is 948276823.
It is a cyclic number.
It is not a de Polignac number, because 328672849 - 21 = 328672847 is a prime.
It is a Duffinian number.
It is a zygodrome in base 7.
It is not an unprimeable number, because it can be changed into a prime (328672847) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99474 + ... + 102724.
It is an arithmetic number, because the mean of its divisors is an integer number (22975380).
Almost surely, 2328672849 is an apocalyptic number.
It is an amenable number.
328672849 is a deficient number, since it is larger than the sum of its proper divisors (38933231).
328672849 is a wasteful number, since it uses less digits than its factorization.
328672849 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3600.
The product of its digits is 1161216, while the sum is 49.
The square root of 328672849 is about 18129.3366949814. The cubic root of 328672849 is about 690.1146970292.
The spelling of 328672849 in words is "three hundred twenty-eight million, six hundred seventy-two thousand, eight hundred forty-nine".
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