Base | Representation |
---|---|
bin | 110011110011010001… |
… | …1111001000110100011 |
3 | 101122010200002221120111 |
4 | 1213212203321012203 |
5 | 3310311020213021 |
6 | 123034245352151 |
7 | 11015455245031 |
oct | 1474643710643 |
9 | 348120087514 |
10 | 111242351011 |
11 | 431a5452890 |
12 | 19686a08657 |
13 | a64a9cc04c |
14 | 55541b9551 |
15 | 2d611eb8e1 |
hex | 19e68f91a3 |
111242351011 has 32 divisors (see below), whose sum is σ = 127719244800. Its totient is φ = 95905180800.
The previous prime is 111242350997. The next prime is 111242351021. The reversal of 111242351011 is 110153242111.
It is not a de Polignac number, because 111242351011 - 25 = 111242350979 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (111242351021) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14747901 + ... + 14755441.
It is an arithmetic number, because the mean of its divisors is an integer number (3991226400).
Almost surely, 2111242351011 is an apocalyptic number.
111242351011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
111242351011 is a deficient number, since it is larger than the sum of its proper divisors (16476893789).
111242351011 is a wasteful number, since it uses less digits than its factorization.
111242351011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8067.
The product of its (nonzero) digits is 240, while the sum is 22.
Adding to 111242351011 its reverse (110153242111), we get a palindrome (221395593122).
The spelling of 111242351011 in words is "one hundred eleven billion, two hundred forty-two million, three hundred fifty-one thousand, eleven".
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