78441489 is an odd 8-digits composite number following 78441488
and preceding 78441490 . In scientific notation, it is written as 7.8441489 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 44823672 positive integers (up to 78441489) that are relatively prime to 78441489.
78441489 has 8 divisors, whose sum is 99608320
The reverse of 78441489 is 98414487
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
seventy-eight million four hundred forty-one thousand four hundred eighty-nine
Scientific notation
7.8441489 × 10^7
Engineering notation
7.8441489 × 10^6
Prime Factorization
9 × 7 × 1245103
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78441489
Product of the distinct prime numbers
The prime factorization of 78441489 is 9 × 7 × 1245103.
Since it has a total of 3 prime factors.
9 , 7 , 44 , 87 , 695 , 175 , 9841 , 604 , 34261 , 11228 , 128584 , 141963 , 4832573 , 6613151 , 98729194 , 24226825 , 55275065 , 937151606 , 2469091089 , 834039689
n×2
156882978
n×3
235324467
n×4
313765956
n×5
392207445
n÷2
39220744.5
n÷3
26147163
n÷3
19610372.25
n÷5
15688297.8
n2
6153067196537121
n3
4.8265575281343E+23
n4
3.7860235925101E+31
n5
2.9698132798562E+39
2 √n
8856.7199910576
3 √n
428.07047671933
4 √n
94.110148183167
5 √n
37.923565821953
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
-78441488
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 78441489 can be divided by 8 positive divisors.
The sum of these divisors (counting 78441489) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101011001110110000010001
3
Ternary
12110121020111100
4
Quaternary
10223032300101
5
Quinary
130040111424
6
Senary
11441135013
8
Octal
453166021
10
Decimal
78441489
12
Duodecimal
2232a469
16
Hexadecimal
4acec11
20
Vigesimal
14a53e9
36
Base36
1ap9u9
md5
ab2eef5d52f6ac90e65e4d5f6cffb542
sha1
229e352c462516c2d4b246e054e3d58e064df01d
sha256
1099dacd86d59e946a8e29a7b70feb163e1fb81a37ab3502733acf5f5e6406b8
sha512
201e93fd1b4e48fd2a7c4aaaffaa4158b014c9fdb979e9330536c5f2e9a711eb9c8de597985f60497921688b827c6a59ab3d104528fc4984517550f4e42aef50
ripemd-160
54b461d0dcc7d052c1ffe93bac2afae1da0326d2
Diameter
156882978
Circumference
492862411.15809
Area
1.9330430701685E+16
Volume
2.0217436896687E+24
Surface area
7.7321722806741E+16
Circumference
492862411.15809
Perimeter
313765956
Area
6153067196537121
Diagonal
110933017.59654
Surface area
36918403179222726
Volume
4.8265575281343E+23
Space diagonal
135864644.36936
Perimeter
235324467
Area
2.6643562516969E+15
Altitude
67932322.184678
Surface area
2.6643562516969E+15
Volume
5.6881525965512E+22
Height
36977672.53218