Base | Representation |
---|---|
bin | 11000111111110100… |
… | …01001110101001011 |
3 | 1021122021112211122110 |
4 | 30133322021311023 |
5 | 204441040141303 |
6 | 10055402153403 |
7 | 653365105506 |
oct | 143772116513 |
9 | 37567484573 |
10 | 13420240203 |
11 | 5767415107 |
12 | 27264b2863 |
13 | 135b47bb46 |
14 | 9144bc13d |
15 | 5382b2703 |
hex | 31fe89d4b |
13420240203 has 8 divisors (see below), whose sum is σ = 18109240128. Its totient is φ = 8839033544.
The previous prime is 13420240193. The next prime is 13420240243. The reversal of 13420240203 is 30204202431.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13420240203 - 28 = 13420239947 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 13420240203.
It is not an unprimeable number, because it can be changed into a prime (13420240243) 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, 26948025 + ... + 26948522.
It is an arithmetic number, because the mean of its divisors is an integer number (2263655016).
Almost surely, 213420240203 is an apocalyptic number.
13420240203 is a deficient number, since it is larger than the sum of its proper divisors (4688999925).
13420240203 is an equidigital number, since it uses as much as digits as its factorization.
13420240203 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53896633.
The product of its (nonzero) digits is 1152, while the sum is 21.
Adding to 13420240203 its reverse (30204202431), we get a palindrome (43624442634).
The spelling of 13420240203 in words is "thirteen billion, four hundred twenty million, two hundred forty thousand, two hundred three".
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