Base | Representation |
---|---|
bin | 10011111111001110000101… |
… | …000100001111110011001000 |
3 | 102112020212011211202200002222 |
4 | 103333032011010033303020 |
5 | 43010233202000131443 |
6 | 510544022524513212 |
7 | 24342044353210364 |
oct | 2377160504176310 |
9 | 375225154680088 |
10 | 87907328130248 |
11 | 26012319a98a70 |
12 | 9a390423ab808 |
13 | 3a08819219593 |
14 | 179ca475462a4 |
15 | a26a10b97468 |
hex | 4ff38510fcc8 |
87907328130248 has 192 divisors, whose sum is σ = 185025972168000. Its totient is φ = 38820263040000.
The previous prime is 87907328130197. The next prime is 87907328130283. The reversal of 87907328130248 is 84203182370978.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 37551185558 + ... + 37551187898.
It is an arithmetic number, because the mean of its divisors is an integer number (963676938375).
Almost surely, 287907328130248 is an apocalyptic number.
87907328130248 is a gapful number since it is divisible by the number (88) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 87907328130248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92512986084000).
87907328130248 is an abundant number, since it is smaller than the sum of its proper divisors (97118644037752).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87907328130248 is a wasteful number, since it uses less digits than its factorization.
87907328130248 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3328 (or 3223 counting only the distinct ones).
The product of its (nonzero) digits is 32514048, while the sum is 62.
The spelling of 87907328130248 in words is "eighty-seven trillion, nine hundred seven billion, three hundred twenty-eight million, one hundred thirty thousand, two hundred forty-eight".
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