Base | Representation |
---|---|
bin | 100001101010110011… |
… | …0001001110010011100 |
3 | 20220121220220020200020 |
4 | 1003111212021302130 |
5 | 2141034033302213 |
6 | 53114320432140 |
7 | 5136510401103 |
oct | 1032546116234 |
9 | 226556806606 |
10 | 72303025308 |
11 | 2873319a078 |
12 | 1201a178650 |
13 | 6a8360b817 |
14 | 36dc83103a |
15 | 1d328cd923 |
hex | 10d5989c9c |
72303025308 has 48 divisors (see below), whose sum is σ = 176146306560. Its totient is φ = 23039498944.
The previous prime is 72303025297. The next prime is 72303025309. The reversal of 72303025308 is 80352030327.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72303025309) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 395041 + ... + 548327.
It is an arithmetic number, because the mean of its divisors is an integer number (3669714720).
Almost surely, 272303025308 is an apocalyptic number.
It is an amenable number.
72303025308 is an abundant number, since it is smaller than the sum of its proper divisors (103843281252).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72303025308 is a wasteful number, since it uses less digits than its factorization.
72303025308 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 155026 (or 155024 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 33.
The spelling of 72303025308 in words is "seventy-two billion, three hundred three million, twenty-five thousand, three hundred eight".
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