Base | Representation |
---|---|
bin | 1111001000001001… |
… | …00100101010101000 |
3 | 202221222210102000210 |
4 | 13210010210222220 |
5 | 113113032340204 |
6 | 3421513101120 |
7 | 405153342234 |
oct | 74404445250 |
9 | 22858712023 |
10 | 8121371304 |
11 | 3498336512 |
12 | 16a79b77a0 |
13 | 9c572a267 |
14 | 57085d5c4 |
15 | 327ec2389 |
hex | 1e4124aa8 |
8121371304 has 16 divisors (see below), whose sum is σ = 20303428320. Its totient is φ = 2707123760.
The previous prime is 8121371263. The next prime is 8121371327. The reversal of 8121371304 is 4031731218.
It is an unprimeable number.
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, 169195212 + ... + 169195259.
It is an arithmetic number, because the mean of its divisors is an integer number (1268964270).
Almost surely, 28121371304 is an apocalyptic number.
It is an amenable number.
8121371304 is an abundant number, since it is smaller than the sum of its proper divisors (12182057016).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8121371304 is a wasteful number, since it uses less digits than its factorization.
8121371304 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 338390480 (or 338390476 counting only the distinct ones).
The product of its (nonzero) digits is 4032, while the sum is 30.
The square root of 8121371304 is about 90118.6512548873. The cubic root of 8121371304 is about 2010.0635528530.
The spelling of 8121371304 in words is "eight billion, one hundred twenty-one million, three hundred seventy-one thousand, three hundred four".
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