78448906 is an even 8-digits composite number following 78448905
and preceding 78448907 . In scientific notation, it is written as 7.8448906 × 10^7.
The sum of its digits is 46. It has a total of 4 prime factors and 16 positive divisors.
There are 37461600 positive integers (up to 78448906) that are relatively prime to 78448906.
78448906 has 16 divisors, whose sum is 122977728
The reverse of 78448906 is 60984487
Previous prime number is 1291
Is Prime? no
Number parity even
Number length 8
Sum of Digits 46
Digital Root 1
Name
seventy-eight million four hundred forty-eight thousand nine hundred six
Scientific notation
7.8448906 × 10^7
Engineering notation
7.8448906 × 10^6
Prime Factorization
2 × 23 × 1291 × 1321
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
78448906
Product of the distinct prime numbers
The prime factorization of 78448906 is 2 × 23 × 1291 × 1321.
Since it has a total of 4 prime factors.
10 , 10 , 48 , 75 , 416 , 702 , 4430 , 3274 , 20875 , 10897 , 962105 , 871630 , 1017029 , 5277084 , 62356057 , 45809259 , 873230293 , 594949752 , 9204516873 , 7281729374
n×2
156897812
n×3
235346718
n×4
313795624
n×5
392244530
n÷2
39224453
n÷3
26149635.333333
n÷3
19612226.5
n÷5
15689781.2
n2
6154230852596836
n3
4.8279267765767E+23
n4
3.7874557387055E+31
n5
2.9712175922487E+39
2 √n
8857.138702764
3 √n
428.08396829843
4 √n
94.11237274006
5 √n
37.924282964
1 , 2 , 23 , 46 , 1291 , 1321 , 2582 , 2642 , 29693 , 30383 , 59386 , 60766 , 1705411 , 3410822 , 39224453 , 78448906
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
-78448905
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 78448906 can be divided by 16 positive divisors.
The sum of these divisors (counting 78448906) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101011010000100100001010
3
Ternary
12110121121200001
4
Quaternary
10223100210022
5
Quinary
130040331111
6
Senary
11441233214
8
Octal
453204412
10
Decimal
78448906
12
Duodecimal
2233280a
16
Hexadecimal
4ad090a
20
Vigesimal
14a6256
36
Base36
1apfka
md5
0f54fba84e0f998f7d5ca94d89834591
sha1
5af6a383244a0a56420ae3aad217a2cc811bf46d
sha256
3ec41f39e262a6d31889f04d2652ea168d129235572fed2af3cbb7af919ae134
sha512
b48e4310c202e6408f816dbc624d5c9b4c085a9b63b2d4b6a59322cceef28c96453ec09d25ff8f0afe442867915b777b2adafae40ef5c6921588d4996f20ef7b
ripemd-160
3959bf881fb01c4433eaa3dfdcd9116de7570a30
Diameter
156897812
Circumference
492909013.54351
Area
1.9334086435014E+16
Volume
2.022317239115E+24
Surface area
7.7336345740055E+16
Circumference
492909013.54351
Perimeter
313795624
Area
6154230852596836
Diagonal
110943506.81853
Surface area
36925385115581016
Volume
4.8279267765767E+23
Space diagonal
135877490.99019
Perimeter
235346718
Area
2.6648601295514E+15
Altitude
67938745.495097
Surface area
2.6648601295514E+15
Volume
5.6897662713158E+22
Height
36981168.939511