Base | Representation |
---|---|
bin | 101100000101100101101010… |
… | …0110110010000001100010011 |
3 | 1212212001221200201121001201120 |
4 | 1120023023110312100030103 |
5 | 401312123023021211411 |
6 | 3452435033352533323 |
7 | 144453230362512000 |
oct | 13013132466201423 |
9 | 1785057621531646 |
10 | 387796168147731 |
11 | 102622482104342 |
12 | 375b15b40b1243 |
13 | 13850038a017c5 |
14 | 6ba9612ac48a7 |
15 | 2ec770567a106 |
hex | 160b2d4d90313 |
387796168147731 has 32 divisors (see below), whose sum is σ = 603060456998400. Its totient is φ = 221570902794528.
The previous prime is 387796168147709. The next prime is 387796168147733. The reversal of 387796168147731 is 137741861697783.
It is not a de Polignac number, because 387796168147731 - 25 = 387796168147699 is a prime.
It is a super-3 number, since 3×3877961681477313 (a number of 45 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is not an unprimeable number, because it can be changed into a prime (387796168147733) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14400601 + ... + 31352346.
It is an arithmetic number, because the mean of its divisors is an integer number (18845639281200).
Almost surely, 2387796168147731 is an apocalyptic number.
387796168147731 is a deficient number, since it is larger than the sum of its proper divisors (215264288850669).
387796168147731 is an equidigital number, since it uses as much as digits as its factorization.
387796168147731 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45761208 (or 45761194 counting only the distinct ones).
The product of its digits is 1792336896, while the sum is 78.
The spelling of 387796168147731 in words is "three hundred eighty-seven trillion, seven hundred ninety-six billion, one hundred sixty-eight million, one hundred forty-seven thousand, seven hundred thirty-one".
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