Base | Representation |
---|---|
bin | 101100100001101010… |
… | …101010101111100000 |
3 | 11120101220221220011220 |
4 | 230201222222233200 |
5 | 1240403211123004 |
6 | 33544030535040 |
7 | 3311522551062 |
oct | 544152525740 |
9 | 146356856156 |
10 | 47809473504 |
11 | 19304224081 |
12 | 9323367480 |
13 | 467bca73c0 |
14 | 245783b732 |
15 | 139c3e9dd9 |
hex | b21aaabe0 |
47809473504 has 48 divisors (see below), whose sum is σ = 135153707472. Its totient is φ = 14710606848.
The previous prime is 47809473497. The next prime is 47809473529. The reversal of 47809473504 is 40537490874.
It is a tau number, because it is divible by the number of its divisors (48).
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 19153189 + ... + 19155684.
It is an arithmetic number, because the mean of its divisors is an integer number (2815702239).
Almost surely, 247809473504 is an apocalyptic number.
It is an amenable number.
47809473504 is an abundant number, since it is smaller than the sum of its proper divisors (87344233968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47809473504 is a wasteful number, since it uses less digits than its factorization.
47809473504 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38308899 (or 38308891 counting only the distinct ones).
The product of its (nonzero) digits is 3386880, while the sum is 51.
The spelling of 47809473504 in words is "forty-seven billion, eight hundred nine million, four hundred seventy-three thousand, five hundred four".
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