Base | Representation |
---|---|
bin | 101011111100… |
… | …000001001110 |
3 | 210200011202201 |
4 | 223330001032 |
5 | 10422034110 |
6 | 1050512114 |
7 | 166621156 |
oct | 53740116 |
9 | 23604681 |
10 | 11518030 |
11 | 6557737 |
12 | 3a3563a |
13 | 2503804 |
14 | 175b766 |
15 | 1027b3a |
hex | afc04e |
11518030 has 16 divisors (see below), whose sum is σ = 20924640. Its totient is φ = 4564512.
The previous prime is 11517997. The next prime is 11518033. The reversal of 11518030 is 3081511.
11518030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 11517989 and 11518007.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11518033) 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, 4194 + ... + 6373.
It is an arithmetic number, because the mean of its divisors is an integer number (1307790).
Almost surely, 211518030 is an apocalyptic number.
11518030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
11518030 is a deficient number, since it is larger than the sum of its proper divisors (9406610).
11518030 is a wasteful number, since it uses less digits than its factorization.
11518030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10683.
The product of its (nonzero) digits is 120, while the sum is 19.
The square root of 11518030 is about 3393.8223288793. The cubic root of 11518030 is about 225.8357723019.
Adding to 11518030 its reverse (3081511), we get a palindrome (14599541).
It can be divided in two parts, 115 and 18030, that added together give a triangular number (18145 = T190).
The spelling of 11518030 in words is "eleven million, five hundred eighteen thousand, thirty".
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