Base | Representation |
---|---|
bin | 10010110101010101… |
… | …10101000100000000 |
3 | 222002122211200100022 |
4 | 21122222311010000 |
5 | 131201421031144 |
6 | 4351152113012 |
7 | 505364012651 |
oct | 113252650400 |
9 | 28078750308 |
10 | 10111111424 |
11 | 4319505737 |
12 | 1b62235768 |
13 | c51a2168b |
14 | 6bcc07528 |
15 | 3e2a09cee |
hex | 25aab5100 |
10111111424 has 72 divisors (see below), whose sum is σ = 20404107360. Its totient is φ = 5000450048.
The previous prime is 10111111399. The next prime is 10111111427. The reversal of 10111111424 is 42411111101.
It is not an unprimeable number, because it can be changed into a prime (10111111427) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10676519 + ... + 10677465.
It is an arithmetic number, because the mean of its divisors is an integer number (283390380).
Almost surely, 210111111424 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 10111111424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10202053680).
10111111424 is an abundant number, since it is smaller than the sum of its proper divisors (10292995936).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10111111424 is an equidigital number, since it uses as much as digits as its factorization.
10111111424 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1375 (or 1361 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 17.
Adding to 10111111424 its reverse (42411111101), we get a palindrome (52522222525).
The spelling of 10111111424 in words is "ten billion, one hundred eleven million, one hundred eleven thousand, four hundred twenty-four".
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