78442993 is an odd 8-digits prime number following 78442992
and preceding 78442994 . In scientific notation, it is written as 7.8442993 × 10^7.
The sum of its digits is 46. It has a total of 1 prime factors and 2 positive divisors.
There are 78442992 positive integers (up to 78442993) that are relatively prime to 78442993.
78442993 has 2 divisors, whose sum is 78442994
The reverse of 78442993 is 39924487
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
seventy-eight million four hundred forty-two thousand nine hundred ninety-three
Scientific notation
7.8442993 × 10^7
Engineering notation
7.8442993 × 10^6
Prime Factorization
78442993
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
78442993
Product of the distinct prime numbers
The prime factorization of 78442993 is 78442993.
Since it has a total of 1 prime factors.
7 , 1 , 59 , 79 , 453 , 420 , 9272 , 8146 , 27602 , 58216 , 713751 , 127809 , 7685497 , 2031917 , 28029525 , 51848653 , 585613546 , 885303748 , 719058345 , 7630121231
n×2
156885986
n×3
235328979
n×4
313771972
n×5
392214965
n÷2
39221496.5
n÷3
26147664.333333
n÷3
19610748.25
n÷5
15688598.6
n2
6153303150798049
n3
4.8268351598493E+23
n4
3.7863139665621E+31
n5
2.9700979997483E+39
2 √n
8856.8048979302
3 √n
428.07321257545
4 √n
94.110599285788
5 √n
37.92371124654
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
78442994
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
39221497
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
8856.8049543839
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999745038
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78442993 can be divided by 2 positive divisors.
The sum of these divisors (counting 78442993) is 78442994, the average is 39221497.
Base
System
Value
2
Binary
100101011001111000111110001
3
Ternary
12110121022120001
4
Quaternary
10223033013301
5
Quinary
130040133433
6
Senary
11441150001
8
Octal
453170761
10
Decimal
78442993
12
Duodecimal
2232b301
16
Hexadecimal
4acf1f1
20
Vigesimal
14a579d
36
Base36
1apb01
md5
5489820c660abf8488ee0dc2ce07f0ae
sha1
53345ed97c48d1e1e8232f10d56a6d0c04d73f09
sha256
8b97920777821cb07ec0eb23d1da63425cdff4ccfdbbc3c3344e9dd17a601231
sha512
3a076d7641476e1f9a7b61afd01a555ebeb60bde45aba5183da4f32a98f2f8ca4c33e24cd8ba39cb5f09b5528ecb43674f19ff1f7decaaf14db791c43d90fc34
ripemd-160
195881bceef07b4ca0ce45733e62a61325bcbf8a
Diameter
156885986
Circumference
492871861.06879
Area
1.9331171973858E+16
Volume
2.0218599837695E+24
Surface area
7.7324687895432E+16
Circumference
492871861.06879
Perimeter
313771972
Area
6153303150798049
Diagonal
110935144.57374
Surface area
36919818904788294
Volume
4.8268351598493E+23
Space diagonal
135867249.37377
Perimeter
235328979
Area
2.664458422889E+15
Altitude
67933624.686885
Surface area
2.664458422889E+15
Volume
5.6884797886651E+22
Height
36978381.524579