Base | Representation |
---|---|
bin | 100001000111101… |
… | …1001000110101010 |
3 | 2212110011110212101 |
4 | 1002033121012222 |
5 | 4234000044432 |
6 | 302135404014 |
7 | 36353105530 |
oct | 10217310652 |
9 | 2773143771 |
10 | 1111331242 |
11 | 52035467a |
12 | 27022360a |
13 | 14931a468 |
14 | a784c150 |
15 | 678734e7 |
hex | 423d91aa |
1111331242 has 64 divisors (see below), whose sum is σ = 2163905280. Its totient is φ = 416572416.
The previous prime is 1111331237. The next prime is 1111331269. The reversal of 1111331242 is 2421331111.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 237348 + ... + 241984.
It is an arithmetic number, because the mean of its divisors is an integer number (33811020).
Almost surely, 21111331242 is an apocalyptic number.
1111331242 is a deficient number, since it is larger than the sum of its proper divisors (1052574038).
1111331242 is a wasteful number, since it uses less digits than its factorization.
1111331242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4735.
The product of its digits is 144, while the sum is 19.
The square root of 1111331242 is about 33336.6351331384. The cubic root of 1111331242 is about 1035.8125639201.
Adding to 1111331242 its reverse (2421331111), we get a palindrome (3532662353).
The spelling of 1111331242 in words is "one billion, one hundred eleven million, three hundred thirty-one thousand, two hundred forty-two".
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