78448913 is an odd 8-digits prime number following 78448912
and preceding 78448914 . In scientific notation, it is written as 7.8448913 × 10^7.
The sum of its digits is 44. It has a total of 1 prime factors and 2 positive divisors.
There are 78448912 positive integers (up to 78448913) that are relatively prime to 78448913.
78448913 has 2 divisors, whose sum is 78448914
The reverse of 78448913 is 31984487
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
seventy-eight million four hundred forty-eight thousand nine hundred thirteen
Scientific notation
7.8448913 × 10^7
Engineering notation
7.8448913 × 10^6
Prime Factorization
78448913
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
78448913
Product of the distinct prime numbers
The prime factorization of 78448913 is 78448913.
Since it has a total of 1 prime factors.
8 , 9 , 91 , 35 , 719 , 45 , 8971 , 1404 , 69100 , 88149 , 308534 , 487756 , 7335233 , 1271813 , 94390728 , 95673476 , 794515144 , 297816678 , 1457068341 , 8452202482
n×2
156897826
n×3
235346739
n×4
313795652
n×5
392244565
n÷2
39224456.5
n÷3
26149637.666667
n÷3
19612228.25
n÷5
15689782.6
n2
6154231950881569
n3
4.8279280689653E+23
n4
3.7874570905252E+31
n5
2.9712189178584E+39
2 √n
8857.1390979255
3 √n
428.08398103109
4 √n
94.112374839473
5 √n
37.924283640797
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
78448914
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
39224457
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
8857.1391543771
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999745057
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78448913 can be divided by 2 positive divisors.
The sum of these divisors (counting 78448913) is 78448914, the average is 39224457.
Base
System
Value
2
Binary
100101011010000100100010001
3
Ternary
12110121121200022
4
Quaternary
10223100210101
5
Quinary
130040331123
6
Senary
11441233225
8
Octal
453204421
10
Decimal
78448913
12
Duodecimal
22332815
16
Hexadecimal
4ad0911
20
Vigesimal
14a625d
36
Base36
1apfkh
md5
d902c9cf8bfe0abac31f52d5ba81f70e
sha1
c4f00638c3ba3930cf7de027d43bc1ef7c42c4be
sha256
e6d9833624a8ccc42721c34c6611a6d18003795ae0c61f1377518e4ba4d8a0a0
sha512
9c230c9301b40681d5fee27b8d3b12e06b753d75ec56ded9dfd282235141cba49b705c2dffc77aaedeadacd96d421b6f7a357a9e952762904988bc58921cdf9f
ripemd-160
06f88ba614ab4a03d136202039dc6b59d9c1df57
Diameter
156897826
Circumference
492909057.52581
Area
1.9334089885377E+16
Volume
2.0223177804695E+24
Surface area
7.7336359541508E+16
Circumference
492909057.52581
Perimeter
313795652
Area
6154231950881569
Diagonal
110943516.71803
Surface area
36925391705289414
Volume
4.8279280689653E+23
Space diagonal
135877503.11455
Perimeter
235346739
Area
2.6648606051227E+15
Altitude
67938751.557275
Surface area
2.6648606051227E+15
Volume
5.6897677944104E+22
Height
36981172.239342