Base | Representation |
---|---|
bin | 1000110110101011110111… |
… | …10101110010101101111000 |
3 | 2112221102110221002011111000 |
4 | 10123111323311302231320 |
5 | 10023003421044423304 |
6 | 105224532433005000 |
7 | 4046513415024300 |
oct | 433257365625570 |
9 | 75842427064430 |
10 | 19471164451704 |
11 | 62277467a2399 |
12 | 22257856b3760 |
13 | ab317a0c9b64 |
14 | 4b45a3508600 |
15 | 23b752991939 |
hex | 11b57bd72b78 |
19471164451704 has 768 divisors, whose sum is σ = 64162264320000. Its totient is φ = 5454678620160.
The previous prime is 19471164451693. The next prime is 19471164451747. The reversal of 19471164451704 is 40715446117491.
19471164451704 is a `hidden beast` number, since 1 + 9 + 4 + 7 + 116 + 4 + 4 + 517 + 0 + 4 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 69292400044 + ... + 69292400324.
It is an arithmetic number, because the mean of its divisors is an integer number (83544615000).
Almost surely, 219471164451704 is an apocalyptic number.
19471164451704 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 19471164451704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32081132160000).
19471164451704 is an abundant number, since it is smaller than the sum of its proper divisors (44691099868296).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19471164451704 is a wasteful number, since it uses less digits than its factorization.
19471164451704 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 873 (or 856 counting only the distinct ones).
The product of its (nonzero) digits is 3386880, while the sum is 54.
The spelling of 19471164451704 in words is "nineteen trillion, four hundred seventy-one billion, one hundred sixty-four million, four hundred fifty-one thousand, seven hundred four".
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