Base | Representation |
---|---|
bin | 11000100111000010… |
… | …00000110110000001 |
3 | 1021002210022120010202 |
4 | 30103201000312001 |
5 | 204024323320301 |
6 | 10023013534545 |
7 | 645261615500 |
oct | 142341006601 |
9 | 37083276122 |
10 | 13212323201 |
11 | 5670014a80 |
12 | 2688944455 |
13 | 132738212c |
14 | 8d4a38837 |
15 | 524de266b |
hex | 313840d81 |
13212323201 has 48 divisors (see below), whose sum is σ = 17148646080. Its totient is φ = 10062299520.
The previous prime is 13212323093. The next prime is 13212323203. The reversal of 13212323201 is 10232321231.
It is not a de Polignac number, because 13212323201 - 222 = 13208128897 is a prime.
It is not an unprimeable number, because it can be changed into a prime (13212323203) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9055010 + ... + 9056468.
It is an arithmetic number, because the mean of its divisors is an integer number (357263460).
Almost surely, 213212323201 is an apocalyptic number.
13212323201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
13212323201 is a deficient number, since it is larger than the sum of its proper divisors (3936322879).
13212323201 is a wasteful number, since it uses less digits than its factorization.
13212323201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1854 (or 1847 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 13212323201 its reverse (10232321231), we get a palindrome (23444644432).
The spelling of 13212323201 in words is "thirteen billion, two hundred twelve million, three hundred twenty-three thousand, two hundred one".
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