3865986985 is an odd 10-digits composite number following 3865986984
and preceding 3865986986 . In scientific notation, it is written as 3.865986985 × 10^9.
The sum of its digits is 67. It has a total of 3 prime factors and 8 positive divisors.
There are 2650962480 positive integers (up to 3865986985) that are relatively prime to 3865986985.
3865986985 has 8 divisors, whose sum is 5301925056
The reverse of 3865986985 is 5896895683
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 67
Digital Root 4
Name
three billion eight hundred sixty-five million nine hundred eighty-six thousand nine hundred eighty-five
Scientific notation
3.865986985 × 10^9
Engineering notation
3.865986985 × 10^9
Prime Factorization
7 × 5 × 110456771
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
3865986985
Product of the distinct prime numbers
The prime factorization of 3865986985 is 7 × 5 × 110456771.
Since it has a total of 3 prime factors.
3 , 3 , 71 , 41 , 492 , 907 , 193 , 6894 , 21474 , 66912 , 274584 , 134093 , 133645 , 5423006 , 16356576 , 37230278 , 561958222 , 839032516 , 2991585565 , 6816849165
n×2
7731973970
n×3
11597960955
n×4
15463947940
n×5
19329934925
n÷2
1932993492.5
n÷3
1288662328.3333
n÷3
966496746.25
n÷5
773197397
n2
1.4945855368189E+19
n3
5.7780482333113E+28
n4
2.2337859268684E+38
n5
8.6357873205492E+47
2 √n
62177.061566144
3 √n
1569.4716040008
4 √n
249.35328665599
5 √n
82.689825896848
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-3865986984
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 3865986985 can be divided by 8 positive divisors.
The sum of these divisors (counting 3865986985) is 1, the average is 0.125.
Base
System
Value
2
Binary
11100110011011100100011110101001
3
Ternary
100222102112111011011
4
Quaternary
3212123210132221
5
Quinary
30404143040420
6
Senary
1435341303521
8
Octal
34633443651
10
Decimal
3865986985
12
Duodecimal
8ba864ba1
16
Hexadecimal
e66e47a9
20
Vigesimal
30828795
36
Base36
1rxpind
md5
6a0e984ca451a2d7f5140901448b21cc
sha1
d3e7ed2c7a5247ae197b6b88ac2aeacc9a13266a
sha256
623bdf1ab74f23f9f2af0032d000121189404c5cc7a408b3e750065834d17b03
sha512
434f41f8a1965061f86083378a69abe1f8ac7f5abdf0c0eaafe21e771b792bac0aeee5c3f4bf45f5dddc6ea5a1360bf5bc51a48cd64d2bd220844713646bd1ac
ripemd-160
bc97c7b08a37744145058235e819ae98f236bfff
Diameter
7731973970
Circumference
24290712621.9
Area
4.6953789426319E+19
Volume
2.4203031842477E+29
Surface area
1.8781515770528E+20
Circumference
24290712621.9
Perimeter
15463947940
Area
1.4945855368189E+19
Diagonal
5467331226.1449
Surface area
8.9675132209136E+19
Volume
5.7780482333113E+28
Space diagonal
6696085879.42
Perimeter
11597960955
Area
6.47174521507E+18
Altitude
3348042939.71
Surface area
6.47174521507E+18
Volume
6.8094951463289E+27
Height
1822443742.0483