Base | Representation |
---|---|
bin | 11110001111111110… |
… | …000101000101101000 |
3 | 10002211121012102221211 |
4 | 132033332011011220 |
5 | 1013004411433403 |
6 | 22530551042504 |
7 | 2226614013643 |
oct | 361776050550 |
9 | 102747172854 |
10 | 32480186728 |
11 | 12858245030 |
12 | 6365670434 |
13 | 30a8178102 |
14 | 18019bca5a |
15 | ca173e06d |
hex | 78ff85168 |
32480186728 has 32 divisors (see below), whose sum is σ = 69933420000. Its totient is φ = 13986682560.
The previous prime is 32480186659. The next prime is 32480186737. The reversal of 32480186728 is 82768108423.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9711303 + ... + 9714646.
It is an arithmetic number, because the mean of its divisors is an integer number (2185419375).
Almost surely, 232480186728 is an apocalyptic number.
32480186728 is a gapful number since it is divisible by the number (38) formed by its first and last digit.
It is an amenable number.
32480186728 is an abundant number, since it is smaller than the sum of its proper divisors (37453233272).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
32480186728 is a wasteful number, since it uses less digits than its factorization.
32480186728 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19425985 (or 19425981 counting only the distinct ones).
The product of its (nonzero) digits is 1032192, while the sum is 49.
The spelling of 32480186728 in words is "thirty-two billion, four hundred eighty million, one hundred eighty-six thousand, seven hundred twenty-eight".
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