Base | Representation |
---|---|
bin | 1100110101011110… |
… | …01100011001010111 |
3 | 122210020200121012011 |
4 | 12122233030121113 |
5 | 103103100430403 |
6 | 3055442405051 |
7 | 332523534526 |
oct | 63257143127 |
9 | 18706617164 |
10 | 6891030103 |
11 | 2a16896a01 |
12 | 1403960787 |
13 | 85a871709 |
14 | 4952b24bd |
15 | 2a4e91a6d |
hex | 19abcc657 |
6891030103 has 2 divisors, whose sum is σ = 6891030104. Its totient is φ = 6891030102.
The previous prime is 6891030101. The next prime is 6891030119. The reversal of 6891030103 is 3010301986.
6891030103 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 6891030103 - 21 = 6891030101 is a prime.
Together with 6891030101, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (6891030101) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3445515051 + 3445515052.
It is an arithmetic number, because the mean of its divisors is an integer number (3445515052).
Almost surely, 26891030103 is an apocalyptic number.
6891030103 is a deficient number, since it is larger than the sum of its proper divisors (1).
6891030103 is an equidigital number, since it uses as much as digits as its factorization.
6891030103 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3888, while the sum is 31.
The square root of 6891030103 is about 83012.2286353041. The cubic root of 6891030103 is about 1902.9529431186.
The spelling of 6891030103 in words is "six billion, eight hundred ninety-one million, thirty thousand, one hundred three".
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