Base | Representation |
---|---|
bin | 10101000000110101… |
… | …10000000100111011 |
3 | 1002010012202111210022 |
4 | 22200122300010323 |
5 | 141101003124234 |
6 | 5103233241055 |
7 | 546363324524 |
oct | 124032600473 |
9 | 32105674708 |
10 | 11281301819 |
11 | 486a001037 |
12 | 222a10318b |
13 | 10aa2a9728 |
14 | 7903b784b |
15 | 460607e2e |
hex | 2a06b013b |
11281301819 has 2 divisors, whose sum is σ = 11281301820. Its totient is φ = 11281301818.
The previous prime is 11281301807. The next prime is 11281301833. The reversal of 11281301819 is 91810318211.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 11281301819 - 216 = 11281236283 is a prime.
It is a super-2 number, since 2×112813018192 (a number of 21 digits) contains 22 as substring.
It is a Sophie Germain prime.
It is not a weakly prime, because it can be changed into another prime (11281301869) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5640650909 + 5640650910.
It is an arithmetic number, because the mean of its divisors is an integer number (5640650910).
Almost surely, 211281301819 is an apocalyptic number.
11281301819 is a deficient number, since it is larger than the sum of its proper divisors (1).
11281301819 is an equidigital number, since it uses as much as digits as its factorization.
11281301819 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3456, while the sum is 35.
The spelling of 11281301819 in words is "eleven billion, two hundred eighty-one million, three hundred one thousand, eight hundred nineteen".
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