Base | Representation |
---|---|
bin | 101100101000001010… |
… | …001100110010111100 |
3 | 11120200111221002000100 |
4 | 230220022030302330 |
5 | 1241114102341443 |
6 | 34002521401100 |
7 | 3314314463046 |
oct | 545012146274 |
9 | 146614832010 |
10 | 47918402748 |
11 | 1935a764247 |
12 | 9353939190 |
13 | 4698726288 |
14 | 24680b4a96 |
15 | 13a6c653d3 |
hex | b2828ccbc |
47918402748 has 72 divisors (see below), whose sum is σ = 125399147328. Its totient is φ = 15418764288.
The previous prime is 47918402717. The next prime is 47918402759. The reversal of 47918402748 is 84720481974.
It is a junction number, because it is equal to n+sod(n) for n = 47918402694 and 47918402703.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 70461 + ... + 317492.
It is an arithmetic number, because the mean of its divisors is an integer number (1741654824).
Almost surely, 247918402748 is an apocalyptic number.
It is an amenable number.
47918402748 is an abundant number, since it is smaller than the sum of its proper divisors (77480744580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47918402748 is a wasteful number, since it uses less digits than its factorization.
47918402748 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 388083 (or 388078 counting only the distinct ones).
The product of its (nonzero) digits is 3612672, while the sum is 54.
The spelling of 47918402748 in words is "forty-seven billion, nine hundred eighteen million, four hundred two thousand, seven hundred forty-eight".
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