78163961 is an odd 8-digits composite number following 78163960
and preceding 78163962 . In scientific notation, it is written as 7.8163961 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 73861648 positive integers (up to 78163961) that are relatively prime to 78163961.
78163961 has 8 divisors, whose sum is 82581120
The reverse of 78163961 is 16936187
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
seventy-eight million one hundred sixty-three thousand nine hundred sixty-one
Scientific notation
7.8163961 × 10^7
Engineering notation
7.8163961 × 10^6
Prime Factorization
47 × 29 × 57347
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78163961
Product of the distinct prime numbers
The prime factorization of 78163961 is 47 × 29 × 57347.
Since it has a total of 3 prime factors.
4 , 5 , 96 , 15 , 670 , 455 , 2055 , 2868 , 82211 , 4878 , 223379 , 795050 , 9441086 , 8239943 , 68693411 , 1613792 , 970419960 , 25960851 , 1474074777 , 2711789209
n×2
156327922
n×3
234491883
n×4
312655844
n×5
390819805
n÷2
39081980.5
n÷3
26054653.666667
n÷3
19540990.25
n÷5
15632792.2
n2
6109604799209521
n3
4.7755091125083E+23
n4
3.7327270802524E+31
n5
2.9176473392449E+39
2 √n
8841.0384571045
3 √n
427.56503872363
4 √n
94.026796484324
5 √n
37.896692854382
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
-78163960
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 78163961 can be divided by 8 positive divisors.
The sum of these divisors (counting 78163961) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101010001010111111111001
3
Ternary
12110002010210112
4
Quaternary
10222022333321
5
Quinary
130002221321
6
Senary
11431154105
8
Octal
452127771
10
Decimal
78163961
12
Duodecimal
22215935
16
Hexadecimal
4a8aff9
20
Vigesimal
148a9i1
36
Base36
1ajbp5
md5
8aff9ef67f4f54fd4ac2aae72a69804c
sha1
c6cd3f92c516bac12141ad2aa4ea694c79c9a104
sha256
9fc01bf73cb8d09e61672aec6da4d7286fdaa04f624b8bf002443f04c6b42f67
sha512
087dacc4a347ea0db0cdc537d83dbf1af9bbf542cb00a6d15f5179aa263960d9b1fd018aa5c2e8b43eae471205e9898943a104e76f2b351e124f4574f41bbae2
ripemd-160
453d9d0c8eee402ff1a957f4a7ef2a55424346b1
Diameter
156327922
Circumference
491118651.30616
Area
1.9193889553534E+16
Volume
2.0003605793343E+24
Surface area
7.6775558214134E+16
Circumference
491118651.30616
Perimeter
312655844
Area
6109604799209521
Diagonal
110540533.735
Surface area
36657628795257126
Volume
4.7755091125083E+23
Space diagonal
135383951.77283
Perimeter
234491883
Area
2.6455364815994E+15
Altitude
67691975.886416
Surface area
2.6455364815994E+15
Volume
5.6279914617879E+22
Height
36846844.578334