Base | Representation |
---|---|
bin | 100000110010000… |
… | …1010101100010010 |
3 | 2211122211210100102 |
4 | 1001210022230102 |
5 | 4223100000033 |
6 | 301052452402 |
7 | 36154563065 |
oct | 10144125422 |
9 | 2748753312 |
10 | 1100000018 |
11 | 514a15327 |
12 | 26847a102 |
13 | 146b809b0 |
14 | a613c8dc |
15 | 66885de8 |
hex | 4190ab12 |
1100000018 has 32 divisors (see below), whose sum is σ = 1819117440. Its totient is φ = 495774720.
The previous prime is 1100000017. The next prime is 1100000051. The reversal of 1100000018 is 8100000011.
It is a junction number, because it is equal to n+sod(n) for n = 1099999954 and 1100000008.
It is not an unprimeable number, because it can be changed into a prime (1100000017) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 194738 + ... + 200306.
It is an arithmetic number, because the mean of its divisors is an integer number (56847420).
Almost surely, 21100000018 is an apocalyptic number.
1100000018 is a deficient number, since it is larger than the sum of its proper divisors (719117422).
1100000018 is a wasteful number, since it uses less digits than its factorization.
1100000018 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5762.
The product of its (nonzero) digits is 8, while the sum is 11.
The square root of 1100000018 is about 33166.2481749142. The cubic root of 1100000018 is about 1032.2801210870.
Adding to 1100000018 its reverse (8100000011), we get a palindrome (9200000029).
The spelling of 1100000018 in words is "one billion, one hundred million, eighteen", and thus it is an aban number.
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