Base | Representation |
---|---|
bin | 10110101101110… |
… | …000111011000001 |
3 | 222120002122220111 |
4 | 112231300323001 |
5 | 1240030024432 |
6 | 101452111321 |
7 | 12305154640 |
oct | 2655607301 |
9 | 876078814 |
10 | 381095617 |
11 | 186133861 |
12 | a7765541 |
13 | 60c52a86 |
14 | 38883357 |
15 | 236cc347 |
hex | 16b70ec1 |
381095617 has 16 divisors (see below), whose sum is σ = 451609600. Its totient is φ = 314694720.
The previous prime is 381095593. The next prime is 381095629. The reversal of 381095617 is 716590183.
It is a cyclic number.
It is not a de Polignac number, because 381095617 - 215 = 381062849 is a prime.
It is a super-2 number, since 2×3810956172 = 290467738593221378, which contains 22 as substring.
It is a Duffinian number.
It is a nialpdrome in base 12.
It is a self number, because there is not a number n which added to its sum of digits gives 381095617.
It is not an unprimeable number, because it can be changed into a prime (381095017) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45859 + ... + 53527.
It is an arithmetic number, because the mean of its divisors is an integer number (28225600).
Almost surely, 2381095617 is an apocalyptic number.
It is an amenable number.
381095617 is a deficient number, since it is larger than the sum of its proper divisors (70513983).
381095617 is a wasteful number, since it uses less digits than its factorization.
381095617 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7936.
The product of its (nonzero) digits is 45360, while the sum is 40.
The square root of 381095617 is about 19521.6704459429. The cubic root of 381095617 is about 725.0110926563.
The spelling of 381095617 in words is "three hundred eighty-one million, ninety-five thousand, six hundred seventeen".
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