Base | Representation |
---|---|
bin | 11000001111000010… |
… | …00001111101111011 |
3 | 1020120202111100021202 |
4 | 30013201001331323 |
5 | 203121304014321 |
6 | 5551022524415 |
7 | 640265454065 |
oct | 140741017573 |
9 | 36522440252 |
10 | 13011001211 |
11 | 557740986a |
12 | 263143670b |
13 | 12c47541b0 |
14 | 8b5dd0735 |
15 | 5123c670b |
hex | 307841f7b |
13011001211 has 16 divisors (see below), whose sum is σ = 14344245888. Its totient is φ = 11726467200.
The previous prime is 13011001193. The next prime is 13011001247. The reversal of 13011001211 is 11210011031.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 13011001211 - 214 = 13010984827 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13011001192 and 13011001201.
It is not an unprimeable number, because it can be changed into a prime (13011007211) 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, 231941 + ... + 282521.
It is an arithmetic number, because the mean of its divisors is an integer number (896515368).
Almost surely, 213011001211 is an apocalyptic number.
13011001211 is a deficient number, since it is larger than the sum of its proper divisors (1333244677).
13011001211 is a wasteful number, since it uses less digits than its factorization.
13011001211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51062.
The product of its (nonzero) digits is 6, while the sum is 11.
Adding to 13011001211 its reverse (11210011031), we get a palindrome (24221012242).
The spelling of 13011001211 in words is "thirteen billion, eleven million, one thousand, two hundred eleven".
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