Base | Representation |
---|---|
bin | 11101000100010101011011… |
… | …110100100001110010011111 |
3 | 121202122111120222002120112111 |
4 | 131010111123310201302133 |
5 | 113224022330431440413 |
6 | 1131521242243214451 |
7 | 35633140104042232 |
oct | 3504253364416237 |
9 | 552574528076474 |
10 | 127841242061983 |
11 | 3780919136989a |
12 | 124085a5377427 |
13 | 56444ba1b4928 |
14 | 237d798b57419 |
15 | eba69dbc6d3d |
hex | 74455bd21c9f |
127841242061983 has 4 divisors (see below), whose sum is σ = 127841298684400. Its totient is φ = 127841185439568.
The previous prime is 127841242061969. The next prime is 127841242061989. The reversal of 127841242061983 is 389160242148721.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-127841242061983 is a prime.
It is a super-4 number, since 4×1278412420619834 (a number of 58 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (127841242061989) 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, 24777510 + ... + 29489107.
It is an arithmetic number, because the mean of its divisors is an integer number (31960324671100).
Almost surely, 2127841242061983 is an apocalyptic number.
127841242061983 is a deficient number, since it is larger than the sum of its proper divisors (56622417).
127841242061983 is an equidigital number, since it uses as much as digits as its factorization.
127841242061983 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 56622416.
The product of its (nonzero) digits is 9289728, while the sum is 58.
The spelling of 127841242061983 in words is "one hundred twenty-seven trillion, eight hundred forty-one billion, two hundred forty-two million, sixty-one thousand, nine hundred eighty-three".
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