Base | Representation |
---|---|
bin | 101100001000011011… |
… | …001010100001010000 |
3 | 11112022102002010212210 |
4 | 230020123022201100 |
5 | 1234021302311320 |
6 | 33434021552120 |
7 | 3265161114105 |
oct | 541033124120 |
9 | 145272063783 |
10 | 47385978960 |
11 | 19107171391 |
12 | 9225575640 |
13 | 461232ac08 |
14 | 24174bcaac |
15 | 13751450e0 |
hex | b086ca850 |
47385978960 has 40 divisors (see below), whose sum is σ = 146896535520. Its totient is φ = 12636260992.
The previous prime is 47385978949. The next prime is 47385979007. The reversal of 47385978960 is 6987958374.
It is a tau number, because it is divible by the number of its divisors (40).
It is a junction number, because it is equal to n+sod(n) for n = 47385978891 and 47385978900.
It is a congruent number.
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 7 ways as a sum of consecutive naturals, for example, 98720550 + ... + 98721029.
It is an arithmetic number, because the mean of its divisors is an integer number (3672413388).
Almost surely, 247385978960 is an apocalyptic number.
47385978960 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
47385978960 is an abundant number, since it is smaller than the sum of its proper divisors (99510556560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47385978960 is a wasteful number, since it uses less digits than its factorization.
47385978960 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 197441595 (or 197441589 counting only the distinct ones).
The product of its (nonzero) digits is 91445760, while the sum is 66.
The spelling of 47385978960 in words is "forty-seven billion, three hundred eighty-five million, nine hundred seventy-eight thousand, nine hundred sixty".
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