86720121 is an odd 8-digits composite number following 86720120
and preceding 86720122 . In scientific notation, it is written as 8.6720121 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 54514656 positive integers (up to 86720121) that are relatively prime to 86720121.
86720121 has 8 divisors, whose sum is 89953920
The reverse of 86720121 is 12102768
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
eighty-six million seven hundred twenty thousand one hundred twenty-one
Scientific notation
8.6720121 × 10^7
Engineering notation
8.6720121 × 10^6
Prime Factorization
387 × 29 × 7727
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
86720121
Product of the distinct prime numbers
The prime factorization of 86720121 is 387 × 29 × 7727.
Since it has a total of 3 prime factors.
5 , 9 , 53 , 13 , 258 , 711 , 128 , 4001 , 73779 , 6558 , 617950 , 772326 , 3052623 , 53310 , 12962820 , 9465514 , 470640350 , 807046747 , 8975848936 , 1067658104
n×2
173440242
n×3
260160363
n×4
346880484
n×5
433600605
n÷2
43360060.5
n÷3
28906707
n÷3
21680030.25
n÷5
17344024.2
n2
7520379386254641
n3
6.5216821034191E+23
n4
5.6556106113204E+31
n5
4.9045523654259E+39
2 √n
9312.3638781998
3 √n
442.62909572451
4 √n
96.500590040682
5 √n
38.692249094855
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
-86720120
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 86720121 can be divided by 8 positive divisors.
The sum of these divisors (counting 86720121) is 1, the average is 0.125.
Base
System
Value
2
Binary
101001010110011111001111001
3
Ternary
20001011211122100
4
Quaternary
11022303321321
5
Quinary
134200020441
6
Senary
12334414013
8
Octal
512637171
10
Decimal
86720121
12
Duodecimal
25061309
16
Hexadecimal
52b3e79
20
Vigesimal
1720061
36
Base36
1fmpo9
md5
86afe9d4a03ea8d3dc3d18a3e2a1d213
sha1
a9a2fd2e3b59ddae42532b91cb4ce078b63e1e5e
sha256
d4ece35bafa6da5e5a36f1fbc557ae27a61ae03269f8c1e99c05b2635ebf5557
sha512
e3eeb55efb943a31a530a6dfe0f81d5185420774d8606ef221dd3763d1cde72c4ecbce739e78c27260f7dc87f478a936bd1ed1d28f1171bbc71e61c33a626462
ripemd-160
4823c506c93d3143d3bc9cf9f05b27ece63df34e
Diameter
173440242
Circumference
544878590.10404
Area
2.3625968632066E+16
Volume
2.7317958113533E+24
Surface area
9.4503874528263E+16
Circumference
544878590.10404
Perimeter
346880484
Area
7520379386254641
Diagonal
122640771.24884
Surface area
45122276317527846
Volume
6.5216821034191E+23
Space diagonal
150203655.61052
Perimeter
260160363
Area
3.2564197972967E+15
Altitude
75101827.80526
Surface area
3.2564197972967E+15
Volume
7.6858760667843E+22
Height
40880257.082945