Base | Representation |
---|---|
bin | 110001100101000… |
… | …1011110010011011 |
3 | 11021221101100112022 |
4 | 1203022023302123 |
5 | 11401341122412 |
6 | 433025005055 |
7 | 56140325621 |
oct | 14312136233 |
9 | 4257340468 |
10 | 1663614107 |
11 | 7840809a1 |
12 | 3a518378b |
13 | 206879a5c |
14 | 11ad33511 |
15 | 9b0b7a72 |
hex | 6328bc9b |
1663614107 has 2 divisors, whose sum is σ = 1663614108. Its totient is φ = 1663614106.
The previous prime is 1663614061. The next prime is 1663614109. The reversal of 1663614107 is 7014163661.
It is a strong prime.
It is an emirp because it is prime and its reverse (7014163661) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 1663614107 - 228 = 1395178651 is a prime.
It is a super-2 number, since 2×16636141072 = 5535223794018814898, which contains 22 as substring.
Together with 1663614109, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (1663614109) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 831807053 + 831807054.
It is an arithmetic number, because the mean of its divisors is an integer number (831807054).
Almost surely, 21663614107 is an apocalyptic number.
1663614107 is a deficient number, since it is larger than the sum of its proper divisors (1).
1663614107 is an equidigital number, since it uses as much as digits as its factorization.
1663614107 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 18144, while the sum is 35.
The square root of 1663614107 is about 40787.4258442476. The cubic root of 1663614107 is about 1184.9068171963.
Adding to 1663614107 its reverse (7014163661), we get a palindrome (8677777768).
The spelling of 1663614107 in words is "one billion, six hundred sixty-three million, six hundred fourteen thousand, one hundred seven".
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