Base | Representation |
---|---|
bin | 10111111110101100100000… |
… | …11011001111101110110101 |
3 | 20220201002211101102112001101 |
4 | 23333112100123033232311 |
5 | 23402424044024220141 |
6 | 304052343024130101 |
7 | 14051512406131351 |
oct | 1377262033175665 |
9 | 226632741375041 |
10 | 52731736554421 |
11 | 15890449631641 |
12 | 5ab791ba66931 |
13 | 23567734c4062 |
14 | d043302c6461 |
15 | 616a17ee3531 |
hex | 2ff5906cfbb5 |
52731736554421 has 8 divisors (see below), whose sum is σ = 53474568634944. Its totient is φ = 51988908128640.
The previous prime is 52731736554359. The next prime is 52731736554461. The reversal of 52731736554421 is 12445563713725.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-52731736554421 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52731736554461) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42718725 + ... + 43935781.
It is an arithmetic number, because the mean of its divisors is an integer number (6684321079368).
Almost surely, 252731736554421 is an apocalyptic number.
It is an amenable number.
52731736554421 is a deficient number, since it is larger than the sum of its proper divisors (742832080523).
52731736554421 is a wasteful number, since it uses less digits than its factorization.
52731736554421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1827371.
The product of its digits is 21168000, while the sum is 55.
The spelling of 52731736554421 in words is "fifty-two trillion, seven hundred thirty-one billion, seven hundred thirty-six million, five hundred fifty-four thousand, four hundred twenty-one".
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