84391388 is an even 8-digits composite number following 84391387
and preceding 84391389 . In scientific notation, it is written as 8.4391388 × 10^7.
The sum of its digits is 44. It has a total of 4 prime factors and 12 positive divisors.
There are 39974832 positive integers (up to 84391388) that are relatively prime to 84391388.
84391388 has 12 divisors, whose sum is 155457960
The reverse of 84391388 is 88319348
Previous prime number is 19
Is Prime? no
Number parity even
Number length 8
Sum of Digits 44
Digital Root 8
Name
eighty-four million three hundred ninety-one thousand three hundred eighty-eight
Scientific notation
8.4391388 × 10^7
Engineering notation
8.4391388 × 10^6
Prime Factorization
2 × 2 × 19 × 1110413
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
42195694
Product of the distinct prime numbers
The prime factorization of 84391388 is 2 × 2 × 19 × 1110413.
Since it has a total of 4 prime factors.
9 , 6 , 3 , 65 , 926 , 905 , 2891 , 7438 , 94173 , 30504 , 868333 , 953064 , 3292697 , 3400064 , 34176981 , 60708373 , 48563449 , 283132841 , 7000173183 , 238731269
n×2
168782776
n×3
253174164
n×4
337565552
n×5
421956940
n÷2
42195694
n÷3
28130462.666667
n÷3
21097847
n÷5
16878277.6
n2
7121906368566544
n3
6.0102756364937E+23
n4
5.0721550322629E+31
n5
4.2804620332385E+39
2 √n
9186.478541857
3 √n
438.6310552212
4 √n
95.846119075615
5 √n
38.48217639382
1 , 2 , 4 , 19 , 38 , 76 , 1110413 , 2220826 , 4441652 , 21097847 , 42195694 , 84391388
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-84391387
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 84391388 can be divided by 12 positive divisors.
The sum of these divisors (counting 84391388) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
101000001111011010111011100
3
Ternary
12212210112012222
4
Quaternary
11001323113130
5
Quinary
133101011023
6
Senary
12212444512
8
Octal
501732734
10
Decimal
84391388
12
Duodecimal
24319738
16
Hexadecimal
507b5dc
20
Vigesimal
1678i98
36
Base36
1e8st8
md5
6c1fca425ec93b9daa710399f6648a51
sha1
08208ce0d8b9c02c7e12c7da0118b2bd82c01b0e
sha256
c1004186e7273f9e75d102bd6db8b9eae6497c01bbdd9a970fe6a4994d0be4f4
sha512
ada416004829fb7dafe7e4a2d5cdccb6e3664e9ebbb453dae5207119c01031c622dbd1aa3d78726ddd695a14229a2c3cdbcba74f8d42560ca04fa7fefc3d9ce0
ripemd-160
fee04ab9f7940cb1fafada28e17bc54ce008869a
Diameter
168782776
Circumference
530246729.13409
Area
2.2374128727043E+16
Volume
2.5175783714211E+24
Surface area
8.9496514908172E+16
Circumference
530246729.13409
Perimeter
337565552
Area
7121906368566544
Diagonal
119347445.45709
Surface area
42731438211399264
Volume
6.0102756364937E+23
Space diagonal
146170171.73726
Perimeter
253174164
Area
3.0838759192764E+15
Altitude
73085085.868629
Surface area
3.0838759192764E+15
Volume
7.0831777656083E+22
Height
39782481.81903