Base | Representation |
---|---|
bin | 101000101100001011… |
… | …1111010110000001100 |
3 | 22100112210200002012210 |
4 | 1101120113322300030 |
5 | 2412424243322032 |
6 | 104050455430420 |
7 | 6212256560151 |
oct | 1213027726014 |
9 | 270483602183 |
10 | 87382010892 |
11 | 3407095a130 |
12 | 14b28085410 |
13 | 83176212b7 |
14 | 432d336228 |
15 | 24165e62cc |
hex | 14585fac0c |
87382010892 has 48 divisors (see below), whose sum is σ = 222518217600. Its totient is φ = 26468530560.
The previous prime is 87382010789. The next prime is 87382010893. The reversal of 87382010892 is 29801028378.
It is not an unprimeable number, because it can be changed into a prime (87382010893) 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, 189984 + ... + 459192.
It is an arithmetic number, because the mean of its divisors is an integer number (4635796200).
Almost surely, 287382010892 is an apocalyptic number.
It is an amenable number.
87382010892 is an abundant number, since it is smaller than the sum of its proper divisors (135136206708).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87382010892 is a wasteful number, since it uses less digits than its factorization.
87382010892 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 271686 (or 271684 counting only the distinct ones).
The product of its (nonzero) digits is 387072, while the sum is 48.
The spelling of 87382010892 in words is "eighty-seven billion, three hundred eighty-two million, ten thousand, eight hundred ninety-two".
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