Base | Representation |
---|---|
bin | 11000111111111010… |
… | …01001001111010011 |
3 | 1021122100000200002210 |
4 | 30133331021033103 |
5 | 204441240233321 |
6 | 10055431043203 |
7 | 653404552320 |
oct | 143775111723 |
9 | 37570020083 |
10 | 13421024211 |
11 | 5767900151 |
12 | 2726810503 |
13 | 135b69495a |
14 | 914643b47 |
15 | 5383b9b76 |
hex | 31ff493d3 |
13421024211 has 8 divisors (see below), whose sum is σ = 20451084544. Its totient is φ = 7669156680.
The previous prime is 13421024191. The next prime is 13421024237. The reversal of 13421024211 is 11242012431.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13421024211 - 29 = 13421023699 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 639096391 = 13421024211 / (1 + 3 + 4 + 2 + 1 + 0 + 2 + 4 + 2 + 1 + 1).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13421024291) 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, 319548175 + ... + 319548216.
It is an arithmetic number, because the mean of its divisors is an integer number (2556385568).
Almost surely, 213421024211 is an apocalyptic number.
13421024211 is a deficient number, since it is larger than the sum of its proper divisors (7030060333).
13421024211 is an equidigital number, since it uses as much as digits as its factorization.
13421024211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 639096401.
The product of its (nonzero) digits is 384, while the sum is 21.
Adding to 13421024211 its reverse (11242012431), we get a palindrome (24663036642).
The spelling of 13421024211 in words is "thirteen billion, four hundred twenty-one million, twenty-four thousand, two hundred eleven".
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