Base | Representation |
---|---|
bin | 101011011010… |
… | …101011100111 |
3 | 210102020110021 |
4 | 223122223213 |
5 | 10403201404 |
6 | 1043540011 |
7 | 165512104 |
oct | 53325347 |
9 | 23366407 |
10 | 11381479 |
11 | 647408a |
12 | 398a607 |
13 | 2486605 |
14 | 1723aab |
15 | eec454 |
hex | adaae7 |
11381479 has 2 divisors, whose sum is σ = 11381480. Its totient is φ = 11381478.
The previous prime is 11381471. The next prime is 11381507. The reversal of 11381479 is 97418311.
It is a weak prime.
It is an emirp because it is prime and its reverse (97418311) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 11381479 - 23 = 11381471 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (11381471) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5690739 + 5690740.
It is an arithmetic number, because the mean of its divisors is an integer number (5690740).
Almost surely, 211381479 is an apocalyptic number.
11381479 is a deficient number, since it is larger than the sum of its proper divisors (1).
11381479 is an equidigital number, since it uses as much as digits as its factorization.
11381479 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 6048, while the sum is 34.
The square root of 11381479 is about 3373.6447649390. The cubic root of 11381479 is about 224.9397632988.
The spelling of 11381479 in words is "eleven million, three hundred eighty-one thousand, four hundred seventy-nine".
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