Base | Representation |
---|---|
bin | 1011101010010001… |
… | …0101001100101111 |
3 | 22002010210212001012 |
4 | 2322210111030233 |
5 | 22402300224231 |
6 | 1234332335435 |
7 | 140365202501 |
oct | 27244251457 |
9 | 8063725035 |
10 | 3130086191 |
11 | 13669410a1 |
12 | 73431457b |
13 | 3ab63030b |
14 | 2199c9d71 |
15 | 134bdce2b |
hex | ba91532f |
3130086191 has 8 divisors (see below), whose sum is σ = 3175347744. Its totient is φ = 3084857440.
The previous prime is 3130086187. The next prime is 3130086199. The reversal of 3130086191 is 1916800313.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 3130086191 - 22 = 3130086187 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3130086199) 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 7 ways as a sum of consecutive naturals, for example, 235865 + ... + 248781.
It is an arithmetic number, because the mean of its divisors is an integer number (396918468).
Almost surely, 23130086191 is an apocalyptic number.
3130086191 is a deficient number, since it is larger than the sum of its proper divisors (45261553).
3130086191 is a wasteful number, since it uses less digits than its factorization.
3130086191 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16401.
The product of its (nonzero) digits is 3888, while the sum is 32.
The square root of 3130086191 is about 55947.1732172413. The cubic root of 3130086191 is about 1462.8016185181.
The spelling of 3130086191 in words is "three billion, one hundred thirty million, eighty-six thousand, one hundred ninety-one".
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