Base | Representation |
---|---|
bin | 10101001100011000… |
… | …00011111101001101 |
3 | 1002100221221002122202 |
4 | 22212030003331031 |
5 | 141300244130011 |
6 | 5121012251245 |
7 | 551650243064 |
oct | 124614037515 |
9 | 32327832582 |
10 | 11378114381 |
11 | 4909715817 |
12 | 2256610b25 |
13 | 10c437547a |
14 | 79d1b91db |
15 | 468d7d23b |
hex | 2a6303f4d |
11378114381 has 4 divisors (see below), whose sum is σ = 11427800700. Its totient is φ = 11328428064.
The previous prime is 11378114351. The next prime is 11378114389. The reversal of 11378114381 is 18341187311.
11378114381 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 18341187311 = 557 ⋅32928523.
It can be written as a sum of positive squares in 2 ways, for example, as 10041042025 + 1337072356 = 100205^2 + 36566^2 .
It is a cyclic number.
It is not a de Polignac number, because 11378114381 - 26 = 11378114317 is a prime.
It is a super-2 number, since 2×113781143812 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11378114389) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24842816 + ... + 24843273.
It is an arithmetic number, because the mean of its divisors is an integer number (2856950175).
Almost surely, 211378114381 is an apocalyptic number.
It is an amenable number.
11378114381 is a deficient number, since it is larger than the sum of its proper divisors (49686319).
11378114381 is an equidigital number, since it uses as much as digits as its factorization.
11378114381 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49686318.
The product of its digits is 16128, while the sum is 38.
The spelling of 11378114381 in words is "eleven billion, three hundred seventy-eight million, one hundred fourteen thousand, three hundred eighty-one".
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