Base | Representation |
---|---|
bin | 111001010101111111… |
… | …0110001100001101110 |
3 | 102202212010222220202212 |
4 | 1302223332301201232 |
5 | 4004144434202024 |
6 | 132323300450422 |
7 | 11616430334444 |
oct | 1625376614156 |
9 | 382763886685 |
10 | 123144444014 |
11 | 48252912489 |
12 | 1ba489a9a12 |
13 | b7c67a3927 |
14 | 5d62bccb94 |
15 | 330b07ca0e |
hex | 1cabfb186e |
123144444014 has 4 divisors (see below), whose sum is σ = 184716666024. Its totient is φ = 61572222006.
The previous prime is 123144444011. The next prime is 123144444041. The reversal of 123144444014 is 410444441321.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 410444441321 = 97 ⋅4231385993.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (123144444011) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30786111002 + ... + 30786111005.
It is an arithmetic number, because the mean of its divisors is an integer number (46179166506).
Almost surely, 2123144444014 is an apocalyptic number.
123144444014 is a deficient number, since it is larger than the sum of its proper divisors (61572222010).
123144444014 is an equidigital number, since it uses as much as digits as its factorization.
123144444014 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61572222009.
The product of its (nonzero) digits is 24576, while the sum is 32.
Adding to 123144444014 its reverse (410444441321), we get a palindrome (533588885335).
The spelling of 123144444014 in words is "one hundred twenty-three billion, one hundred forty-four million, four hundred forty-four thousand, fourteen".
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