78163897 is an odd 8-digits composite number following 78163896
and preceding 78163898 . In scientific notation, it is written as 7.8163897 × 10^7.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 66997620 positive integers (up to 78163897) that are relatively prime to 78163897.
78163897 has 4 divisors, whose sum is 89330176
The reverse of 78163897 is 79836187
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
seventy-eight million one hundred sixty-three thousand eight hundred ninety-seven
Scientific notation
7.8163897 × 10^7
Engineering notation
7.8163897 × 10^6
Prime Factorization
7 × 11166271
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
78163897
Product of the distinct prime numbers
The prime factorization of 78163897 is 7 × 11166271.
Since it has a total of 2 prime factors.
5 , 3 , 50 , 65 , 644 , 689 , 769 , 2931 , 19520 , 40987 , 52053 , 673655 , 8751835 , 9199095 , 44328909 , 25699358 , 343312142 , 375056838 , 4435015799 , 1122051863
n×2
156327794
n×3
234491691
n×4
312655588
n×5
390819485
n÷2
39081948.5
n÷3
26054632.333333
n÷3
19540974.25
n÷5
15632779.4
n2
6109594794226609
n3
4.7754973820766E+23
n4
3.7327148549641E+31
n5
2.9176353945378E+39
2 √n
8841.0348376194
3 √n
427.56492202803
4 √n
94.026777237229
5 √n
37.896686648481
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78163896
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78163897 can be divided by 4 positive divisors.
The sum of these divisors (counting 78163897) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101010001010111110111001
3
Ternary
12110002010201011
4
Quaternary
10222022332321
5
Quinary
130002221042
6
Senary
11431153521
8
Octal
452127671
10
Decimal
78163897
12
Duodecimal
222158a1
16
Hexadecimal
4a8afb9
20
Vigesimal
148a9eh
36
Base36
1ajbnd
md5
6cb3e217d3d6be4f83df813c79c02bf8
sha1
742fc4e9ac7b0ebf6b28342c411b8e3c17155bde
sha256
48318ca2fcd937538714a370be90bb174979ca025c009ad085462c75ec0a2526
sha512
390e0573ed2e77ccc94af75857f160815beb2f720e10e3d25df6dd4c5551712a591a8c56f9e8e03525e5ae89d43a2230bcddc6edcf5ab1cd7ab6861a5c4f0d4f
ripemd-160
a41e4cbcfa5716320402256bfb7eeaad5dfdc98f
Diameter
156327794
Circumference
491118249.1823
Area
1.9193858121953E+16
Volume
2.0003556657026E+24
Surface area
7.6775432487811E+16
Circumference
491118249.1823
Perimeter
312655588
Area
6109594794226609
Diagonal
110540443.22533
Surface area
36657568765359654
Volume
4.7754973820766E+23
Space diagonal
135383840.92158
Perimeter
234491691
Area
2.6455321493147E+15
Altitude
67691920.46079
Surface area
2.6455321493147E+15
Volume
5.6279776373417E+22
Height
36846814.408445