Base | Representation |
---|---|
bin | 11000001111000101… |
… | …01000010000111111 |
3 | 1020120210021122001201 |
4 | 30013202220100333 |
5 | 203121410421343 |
6 | 5551035520331 |
7 | 640302150514 |
oct | 140742502077 |
9 | 36523248051 |
10 | 13011420223 |
11 | 557767565a |
12 | 26315b90a7 |
13 | 12c486cb29 |
14 | 8b609d30b |
15 | 51245a94d |
hex | 3078a843f |
13011420223 has 4 divisors (see below), whose sum is σ = 13431143488. Its totient is φ = 12591696960.
The previous prime is 13011420221. The next prime is 13011420239. The reversal of 13011420223 is 32202411031.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32202411031 = 7 ⋅4600344433.
It is a cyclic number.
It is not a de Polignac number, because 13011420223 - 21 = 13011420221 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 13011420223.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13011420221) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 209861586 + ... + 209861647.
It is an arithmetic number, because the mean of its divisors is an integer number (3357785872).
Almost surely, 213011420223 is an apocalyptic number.
13011420223 is a deficient number, since it is larger than the sum of its proper divisors (419723265).
13011420223 is an equidigital number, since it uses as much as digits as its factorization.
13011420223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 419723264.
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 13011420223 its reverse (32202411031), we get a palindrome (45213831254).
The spelling of 13011420223 in words is "thirteen billion, eleven million, four hundred twenty thousand, two hundred twenty-three".
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