Base | Representation |
---|---|
bin | 110011101111111011… |
… | …1110011101111100111 |
3 | 101121211211221121020202 |
4 | 1213133313303233213 |
5 | 3310043303201211 |
6 | 123015200221115 |
7 | 11012623350164 |
oct | 1473767635747 |
9 | 347754847222 |
10 | 111130131431 |
11 | 43148075630 |
12 | 1965530a79b |
13 | a63069a627 |
14 | 554332706b |
15 | 2d5643153b |
hex | 19dfdf3be7 |
111130131431 has 8 divisors (see below), whose sum is σ = 122433197328. Its totient is φ = 100027120000.
The previous prime is 111130131421. The next prime is 111130131439. The reversal of 111130131431 is 134131031111.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 111130131431 - 234 = 93950262247 is a prime.
It is a super-2 number, since 2×1111301314312 (a number of 23 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 (111130131439) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50012450 + ... + 50014671.
It is an arithmetic number, because the mean of its divisors is an integer number (15304149666).
Almost surely, 2111130131431 is an apocalyptic number.
111130131431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
111130131431 is a deficient number, since it is larger than the sum of its proper divisors (11303065897).
111130131431 is a wasteful number, since it uses less digits than its factorization.
111130131431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 100027233.
The product of its (nonzero) digits is 108, while the sum is 20.
Adding to 111130131431 its reverse (134131031111), we get a palindrome (245261162542).
The spelling of 111130131431 in words is "one hundred eleven billion, one hundred thirty million, one hundred thirty-one thousand, four hundred thirty-one".
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