3987816 is an even 7-digits composite number following 3987815
and preceding 3987817 . In scientific notation, it is written as 3.987816 × 10^6.
The sum of its digits is 42. It has a total of 5 prime factors and 16 positive divisors.
There are 1139040 positive integers (up to 3987816) that are relatively prime to 3987816.
3987816 has 16 divisors, whose sum is 7530240
The reverse of 3987816 is 6187893
Previous prime number is 147
Is Prime? no
Number parity even
Number length 7
Sum of Digits 42
Digital Root 6
Name
three million nine hundred eighty-seven thousand eight hundred sixteen
Scientific notation
3.987816 × 10^6
Engineering notation
3.987816 × 10^6
Prime Factorization
2 × 2 × 2 × 147 × 3391
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
996954
Product of the distinct prime numbers
The prime factorization of 3987816 is 2 × 2 × 2 × 147 × 3391.
Since it has a total of 5 prime factors.
1 , 8 , 20 , 2 , 448 , 766 , 4750 , 953 , 98511 , 92420 , 475419 , 811700 , 6588162 , 3061286 , 30366892 , 80919578 , 863387280 , 515867107 , 3484318105 , 728948819
n×2
7975632
n×3
11963448
n×4
15951264
n×5
19939080
n÷2
1993908
n÷3
1329272
n÷3
996954
n÷5
797563.2
n2
15902676449856
n3
6.3416947589559E+19
n4
2.528951182688E+26
n5
1.0084991989542E+33
2 √n
1996.9516769316
3 √n
158.57876715373
4 √n
44.687265265751
5 √n
20.900035428583
1 , 2 , 4 , 8 , 147 , 294 , 588 , 1176 , 3391 , 6782 , 13564 , 27128 , 498477 , 996954 , 1993908 , 3987816
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-3987815
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 3987816 can be divided by 16 positive divisors.
The sum of these divisors (counting 3987816) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1111001101100101101000
3
Ternary
21111121020220
4
Quaternary
33031211220
5
Quinary
2010102231
6
Senary
221250040
8
Octal
17154550
10
Decimal
3987816
12
Duodecimal
1403920
16
Hexadecimal
3cd968
20
Vigesimal
14i9ag
36
Base36
2dh0o
md5
ded2200ac6f3876ca6416a4f43ec8773
sha1
efd9a6ecda7b3557e15be13f55d6135277d104aa
sha256
1fac929871185e04d0861cd7805c59a5aeb8861db7eecb6920894ef78310b5c1
sha512
f9fa6d937833f40a6a6a78b7802148597724eed180fcf88ef93b840f0775b7f3a033a4827e3d67ca5ca95edcc95c86c01866aff0dd6d3e119b8f8206ae5ea053
ripemd-160
389fd585f4fb7491ece6b91edee27d8efd6079a1
Diameter
7975632
Circumference
25056186.898936
Area
49959731507283
Volume
2.656402888806E+20
Surface area
1.9983892602913E+14
Circumference
25056186.898936
Perimeter
15951264
Area
15902676449856
Diagonal
5639623.4714484
Surface area
95416058699136
Volume
6.3416947589559E+19
Space diagonal
6907099.9232361
Perimeter
11963448
Area
6886060896869.9
Altitude
3453549.961618
Surface area
6886060896869.9
Volume
7.4737589471215E+18
Height
1879874.4904828