Base | Representation |
---|---|
bin | 11001110110000111… |
… | …10000111100000110 |
3 | 1022211000122212002122 |
4 | 30323003300330012 |
5 | 211404142311033 |
6 | 10212513205542 |
7 | 1000565611436 |
oct | 147303607406 |
9 | 38730585078 |
10 | 13875744518 |
11 | 5980550259 |
12 | 2832b608b2 |
13 | 140195501c |
14 | 958bb02c6 |
15 | 56328ba98 |
hex | 33b0f0f06 |
13875744518 has 4 divisors (see below), whose sum is σ = 20813616780. Its totient is φ = 6937872258.
The previous prime is 13875744511. The next prime is 13875744527. The reversal of 13875744518 is 81544757831.
It is a happy number.
13875744518 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.
It is a self number, because there is not a number n which added to its sum of digits gives 13875744518.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13875744511) 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 as a sum of consecutive naturals, namely, 3468936128 + ... + 3468936131.
It is an arithmetic number, because the mean of its divisors is an integer number (5203404195).
Almost surely, 213875744518 is an apocalyptic number.
13875744518 is a deficient number, since it is larger than the sum of its proper divisors (6937872262).
13875744518 is an equidigital number, since it uses as much as digits as its factorization.
13875744518 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6937872261.
The product of its digits is 3763200, while the sum is 53.
The spelling of 13875744518 in words is "thirteen billion, eight hundred seventy-five million, seven hundred forty-four thousand, five hundred eighteen".
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