Base | Representation |
---|---|
bin | 10101010001010101… |
… | …11101011001000011 |
3 | 1002110212022100012201 |
4 | 22220222331121003 |
5 | 141341430042022 |
6 | 5125101134031 |
7 | 552664300246 |
oct | 125052753103 |
9 | 32425270181 |
10 | 11419768387 |
11 | 4930186015 |
12 | 226855a317 |
13 | 10ccb9ab01 |
14 | 7a493d25d |
15 | 46c85a127 |
hex | 2a8abd643 |
11419768387 has 16 divisors (see below), whose sum is σ = 12319211520. Its totient is φ = 10559146752.
The previous prime is 11419768363. The next prime is 11419768391. The reversal of 11419768387 is 78386791411.
11419768387 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 11419768387 - 223 = 11411379779 is a prime.
It is a super-2 number, since 2×114197683872 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (11419768487) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36414 + ... + 155452.
It is an arithmetic number, because the mean of its divisors is an integer number (769950720).
Almost surely, 211419768387 is an apocalyptic number.
11419768387 is a deficient number, since it is larger than the sum of its proper divisors (899443133).
11419768387 is a wasteful number, since it uses less digits than its factorization.
11419768387 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 119202.
The product of its digits is 2032128, while the sum is 55.
The spelling of 11419768387 in words is "eleven billion, four hundred nineteen million, seven hundred sixty-eight thousand, three hundred eighty-seven".
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