Base | Representation |
---|---|
bin | 11000001101111110… |
… | …01100001011001011 |
3 | 1020120010210122102221 |
4 | 30012333030023023 |
5 | 203112021130443 |
6 | 5550104434511 |
7 | 640130165623 |
oct | 140677141313 |
9 | 36503718387 |
10 | 13002130123 |
11 | 55723aa894 |
12 | 262a478a37 |
13 | 12c2969428 |
14 | 8b4b61883 |
15 | 511722eed |
hex | 306fcc2cb |
13002130123 has 2 divisors, whose sum is σ = 13002130124. Its totient is φ = 13002130122.
The previous prime is 13002130121. The next prime is 13002130147. The reversal of 13002130123 is 32103120031.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 13002130123 - 21 = 13002130121 is a prime.
Together with 13002130121, it forms a pair of twin primes.
It is a junction number, because it is equal to n+sod(n) for n = 13002130097 and 13002130106.
It is not a weakly prime, because it can be changed into another prime (13002130121) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6501065061 + 6501065062.
It is an arithmetic number, because the mean of its divisors is an integer number (6501065062).
Almost surely, 213002130123 is an apocalyptic number.
13002130123 is a deficient number, since it is larger than the sum of its proper divisors (1).
13002130123 is an equidigital number, since it uses as much as digits as its factorization.
13002130123 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 13002130123 its reverse (32103120031), we get a palindrome (45105250154).
The spelling of 13002130123 in words is "thirteen billion, two million, one hundred thirty thousand, one hundred twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •