Base | Representation |
---|---|
bin | 11100111010010000010000… |
… | …110111101000000000111101 |
3 | 121200012021111012222212220011 |
4 | 130322100100313220000331 |
5 | 113131200104140114221 |
6 | 1130231113454223221 |
7 | 35532114142632511 |
oct | 3472202067500075 |
9 | 550167435885804 |
10 | 127148494848061 |
11 | 37571412650785 |
12 | 123162917b4b11 |
13 | 55c408952a4ab |
14 | 235803cbb2141 |
15 | ea765671d1e1 |
hex | 73a410de803d |
127148494848061 has 4 divisors (see below), whose sum is σ = 127549594201212. Its totient is φ = 126747395494912.
The previous prime is 127148494848013. The next prime is 127148494848097. The reversal of 127148494848061 is 160848494841721.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 6528663765625 + 120619831082436 = 2555125^2 + 10982706^2 .
It is a cyclic number.
It is not a de Polignac number, because 127148494848061 - 213 = 127148494839869 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 (127148494848161) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200549676100 + ... + 200549676733.
It is an arithmetic number, because the mean of its divisors is an integer number (31887398550303).
Almost surely, 2127148494848061 is an apocalyptic number.
It is an amenable number.
127148494848061 is a deficient number, since it is larger than the sum of its proper divisors (401099353151).
127148494848061 is an equidigital number, since it uses as much as digits as its factorization.
127148494848061 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 401099353150.
The product of its (nonzero) digits is 99090432, while the sum is 67.
The spelling of 127148494848061 in words is "one hundred twenty-seven trillion, one hundred forty-eight billion, four hundred ninety-four million, eight hundred forty-eight thousand, sixty-one".
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