Base | Representation |
---|---|
bin | 101011010110110011100101… |
… | …010110100101101111111111 |
3 | 221000011010201011210111221221 |
4 | 223112303211112211233333 |
5 | 144443123211242234341 |
6 | 1513314354325534211 |
7 | 55110256564633360 |
oct | 5326634526455777 |
9 | 830133634714857 |
10 | 190683215977471 |
11 | 55837330355428 |
12 | 19477827274367 |
13 | 8252472269a19 |
14 | 351318ca9bb67 |
15 | 170a19498eed1 |
hex | ad6ce55a5bff |
190683215977471 has 4 divisors (see below), whose sum is σ = 217923675402832. Its totient is φ = 163442756552112.
The previous prime is 190683215977453. The next prime is 190683215977591. The reversal of 190683215977471 is 174779512386091.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 190683215977471 - 227 = 190683081759743 is a prime.
It is a super-3 number, since 3×1906832159774713 (a number of 44 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 190683215977471.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (190683215977411) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (31) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13620229712670 + ... + 13620229712683.
It is an arithmetic number, because the mean of its divisors is an integer number (54480918850708).
It is a 1-persistent number, because it is pandigital, but 2⋅190683215977471 = 381366431954942 is not.
Almost surely, 2190683215977471 is an apocalyptic number.
190683215977471 is a deficient number, since it is larger than the sum of its proper divisors (27240459425361).
190683215977471 is an equidigital number, since it uses as much as digits as its factorization.
190683215977471 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27240459425360.
The product of its (nonzero) digits is 160030080, while the sum is 70.
The spelling of 190683215977471 in words is "one hundred ninety trillion, six hundred eighty-three billion, two hundred fifteen million, nine hundred seventy-seven thousand, four hundred seventy-one".
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