Base | Representation |
---|---|
bin | 100010011100… |
… | …1011000000001 |
3 | 1020222120202120 |
4 | 1010321120001 |
5 | 14110421201 |
6 | 1443034453 |
7 | 306341253 |
oct | 104713001 |
9 | 36876676 |
10 | 18060801 |
11 | a216390 |
12 | 606ba29 |
13 | 3984885 |
14 | 2581cd3 |
15 | 18bb536 |
hex | 1139601 |
18060801 has 16 divisors (see below), whose sum is σ = 26396928. Its totient is φ = 10893200.
The previous prime is 18060793. The next prime is 18060803. The reversal of 18060801 is 10806081.
It is a cyclic number.
It is not a de Polignac number, because 18060801 - 23 = 18060793 is a prime.
It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is not an unprimeable number, because it can be changed into a prime (18060803) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6286 + ... + 8696.
It is an arithmetic number, because the mean of its divisors is an integer number (1649808).
Almost surely, 218060801 is an apocalyptic number.
18060801 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
18060801 is a deficient number, since it is larger than the sum of its proper divisors (8336127).
18060801 is a wasteful number, since it uses less digits than its factorization.
18060801 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2652.
The product of its (nonzero) digits is 384, while the sum is 24.
The square root of 18060801 is about 4249.8001129465. The cubic root of 18060801 is about 262.3688887196.
Adding to 18060801 its reverse (10806081), we get a palindrome (28866882).
It can be divided in two parts, 1806080 and 1, that added together give a palindrome (1806081).
The spelling of 18060801 in words is "eighteen million, sixty thousand, eight hundred one".
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