Base | Representation |
---|---|
bin | 11000100110110001… |
… | …11101011101110011 |
3 | 1021002122100022101221 |
4 | 30103120331131303 |
5 | 204023303242321 |
6 | 10022500405511 |
7 | 645234644140 |
oct | 142330753563 |
9 | 37078308357 |
10 | 13210212211 |
11 | 5669902a59 |
12 | 26880a6897 |
13 | 1326ac3321 |
14 | 8d46493c7 |
15 | 524b26e41 |
hex | 31363d773 |
13210212211 has 16 divisors (see below), whose sum is σ = 15912676800. Its totient is φ = 10726305408.
The previous prime is 13210212209. The next prime is 13210212233. The reversal of 13210212211 is 11221201231.
It is not a de Polignac number, because 13210212211 - 21 = 13210212209 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13210212241) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 603156 + ... + 624673.
It is an arithmetic number, because the mean of its divisors is an integer number (994542300).
Almost surely, 213210212211 is an apocalyptic number.
13210212211 is a deficient number, since it is larger than the sum of its proper divisors (2702464589).
13210212211 is a wasteful number, since it uses less digits than its factorization.
13210212211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1227918.
The product of its (nonzero) digits is 48, while the sum is 16.
Adding to 13210212211 its reverse (11221201231), we get a palindrome (24431413442).
The spelling of 13210212211 in words is "thirteen billion, two hundred ten million, two hundred twelve thousand, two hundred eleven".
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