Base | Representation |
---|---|
bin | 111011110000000010… |
… | …1110101110100100101 |
3 | 110021012101211021021201 |
4 | 1313200011311310211 |
5 | 4100241300213031 |
6 | 134540235242501 |
7 | 12161506164004 |
oct | 1674005656445 |
9 | 407171737251 |
10 | 128313679141 |
11 | 4a4657aa32a |
12 | 20a4bba9431 |
13 | c13b70763b |
14 | 62d3544c3b |
15 | 350ecb2d61 |
hex | 1de0175d25 |
128313679141 has 4 divisors (see below), whose sum is σ = 129512872512. Its totient is φ = 127114485772.
The previous prime is 128313679129. The next prime is 128313679159. The reversal of 128313679141 is 141976313821.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 141976313821 = 31 ⋅4579881091.
It is a cyclic number.
It is not a de Polignac number, because 128313679141 - 29 = 128313678629 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 128313679091 and 128313679100.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (128313659141) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 599596525 + ... + 599596738.
It is an arithmetic number, because the mean of its divisors is an integer number (32378218128).
Almost surely, 2128313679141 is an apocalyptic number.
It is an amenable number.
128313679141 is a deficient number, since it is larger than the sum of its proper divisors (1199193371).
128313679141 is a wasteful number, since it uses less digits than its factorization.
128313679141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1199193370.
The product of its digits is 217728, while the sum is 46.
The spelling of 128313679141 in words is "one hundred twenty-eight billion, three hundred thirteen million, six hundred seventy-nine thousand, one hundred forty-one".
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