Base | Representation |
---|---|
bin | 1000001011110111100111… |
… | …10010001110011011000001 |
3 | 2100201210011011021001220211 |
4 | 10011323303302032123001 |
5 | 4324403001232000001 |
6 | 102141030501234121 |
7 | 3535312566020101 |
oct | 405736362163301 |
9 | 70653134231824 |
10 | 18000003000001 |
11 | 580a8384861a0 |
12 | 2028630702941 |
13 | a07515560019 |
14 | 4632c1d4d201 |
15 | 21334c29c351 |
hex | 105ef3c8e6c1 |
18000003000001 has 8 divisors (see below), whose sum is σ = 20490121992384. Its totient is φ = 15652176521520.
The previous prime is 18000002999983. The next prime is 18000003000013. The reversal of 18000003000001 is 10000030000081.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 18000003000001 - 25 = 18000002999969 is a prime.
It is a pancake number, because a pancake can be divided into 18000003000001 parts by 6000000 straight cuts.
It is not an unprimeable number, because it can be changed into a prime (18000003000041) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35573128206 + ... + 35573128711.
It is an arithmetic number, because the mean of its divisors is an integer number (2561265249048).
Almost surely, 218000003000001 is an apocalyptic number.
18000003000001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
18000003000001 is a deficient number, since it is larger than the sum of its proper divisors (2490118992383).
18000003000001 is a wasteful number, since it uses less digits than its factorization.
18000003000001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 71146256951.
The product of its (nonzero) digits is 24, while the sum is 13.
Adding to 18000003000001 its reverse (10000030000081), we get a palindrome (28000033000082).
The spelling of 18000003000001 in words is "eighteen trillion, three million, one", and thus it is an aban number and an uban number.
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