Base | Representation |
---|---|
bin | 10101101111101100010001… |
… | …10011011010011101000000 |
3 | 20021022101001012201111002122 |
4 | 22313312020303122131000 |
5 | 22231423101004213230 |
6 | 245411210124303412 |
7 | 13033514506224212 |
oct | 1267661063323500 |
9 | 207271035644078 |
10 | 47818166085440 |
11 | 14266630157a63 |
12 | 54435930a1b68 |
13 | 208b30661162a |
14 | bb45a95785b2 |
15 | 57dcd8471be5 |
hex | 2b7d88cda740 |
47818166085440 has 56 divisors (see below), whose sum is σ = 116515077977760. Its totient is φ = 18682446279168.
The previous prime is 47818166085439. The next prime is 47818166085479. The reversal of 47818166085440 is 4458066181874.
47818166085440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1737564950 + ... + 1737592469.
It is an arithmetic number, because the mean of its divisors is an integer number (2080626392460).
Almost surely, 247818166085440 is an apocalyptic number.
47818166085440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
47818166085440 is an abundant number, since it is smaller than the sum of its proper divisors (68696911892320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47818166085440 is a wasteful number, since it uses less digits than its factorization.
47818166085440 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3475157479 (or 3475157469 counting only the distinct ones).
The product of its (nonzero) digits is 41287680, while the sum is 62.
The spelling of 47818166085440 in words is "forty-seven trillion, eight hundred eighteen billion, one hundred sixty-six million, eighty-five thousand, four hundred forty".
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