Base | Representation |
---|---|
bin | 1111100000000110… |
… | …1011011111111111 |
3 | 101202000000100101222 |
4 | 3320001223133333 |
5 | 32010231034022 |
6 | 1524524423555 |
7 | 205055346641 |
oct | 37001533777 |
9 | 11660010358 |
10 | 4161189887 |
11 | 1845979608 |
12 | 9816a7bbb |
13 | 51413a94a |
14 | 2b6912891 |
15 | 1954b5242 |
hex | f806b7ff |
4161189887 has 2 divisors, whose sum is σ = 4161189888. Its totient is φ = 4161189886.
The previous prime is 4161189871. The next prime is 4161189889. The reversal of 4161189887 is 7889811614.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 4161189887 - 24 = 4161189871 is a prime.
Together with 4161189889, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (4161189889) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2080594943 + 2080594944.
It is an arithmetic number, because the mean of its divisors is an integer number (2080594944).
Almost surely, 24161189887 is an apocalyptic number.
4161189887 is a deficient number, since it is larger than the sum of its proper divisors (1).
4161189887 is an equidigital number, since it uses as much as digits as its factorization.
4161189887 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 774144, while the sum is 53.
The square root of 4161189887 is about 64507.2855342712. The cubic root of 4161189887 is about 1608.4436288600.
The spelling of 4161189887 in words is "four billion, one hundred sixty-one million, one hundred eighty-nine thousand, eight hundred eighty-seven".
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