Base | Representation |
---|---|
bin | 11000011100011001… |
… | …01100110001000011 |
3 | 1020212120110011101022 |
4 | 30032030230301003 |
5 | 203334004041003 |
6 | 10010105500055 |
7 | 643126416521 |
oct | 141614546103 |
9 | 36776404338 |
10 | 13123112003 |
11 | 5624722311 |
12 | 2662aa162b |
13 | 1311a48241 |
14 | 8c6c55311 |
15 | 51c16e738 |
hex | 30e32cc43 |
13123112003 has 8 divisors (see below), whose sum is σ = 13482588672. Its totient is φ = 12766979656.
The previous prime is 13123111997. The next prime is 13123112053. The reversal of 13123112003 is 30021132131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-13123112003 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13123112053) 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, 828125 + ... + 843822.
It is an arithmetic number, because the mean of its divisors is an integer number (1685323584).
Almost surely, 213123112003 is an apocalyptic number.
13123112003 is a deficient number, since it is larger than the sum of its proper divisors (359476669).
13123112003 is a wasteful number, since it uses less digits than its factorization.
13123112003 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1672161.
The product of its (nonzero) digits is 108, while the sum is 17.
Adding to 13123112003 its reverse (30021132131), we get a palindrome (43144244134).
The spelling of 13123112003 in words is "thirteen billion, one hundred twenty-three million, one hundred twelve thousand, three".
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