84986721 is an odd 8-digits composite number following 84986720
and preceding 84986722 . In scientific notation, it is written as 8.4986721 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 6 positive divisors.
There are 56657808 positive integers (up to 84986721) that are relatively prime to 84986721.
84986721 has 6 divisors, whose sum is 122758610
The reverse of 84986721 is 12768948
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
eighty-four million nine hundred eighty-six thousand seven hundred twenty-one
Scientific notation
8.4986721 × 10^7
Engineering notation
8.4986721 × 10^6
Prime Factorization
3 × 3 × 9442969
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28328907
Product of the distinct prime numbers
The prime factorization of 84986721 is 3 × 3 × 9442969.
Since it has a total of 3 prime factors.
4 , 1 , 26 , 64 , 880 , 550 , 8988 , 6400 , 68942 , 79023 , 222140 , 487348 , 5938303 , 3561873 , 20536584 , 20793084 , 522347542 , 928153788 , 6410238296 , 3595906572
n×2
169973442
n×3
254960163
n×4
339946884
n×5
424933605
n÷2
42493360.5
n÷3
28328907
n÷3
21246680.25
n÷5
16997344.2
n2
7222742746331841
n3
6.1383722263728E+23
n4
5.2168012779689E+31
n5
4.4335883472319E+39
2 √n
9218.8242742771
3 √n
439.66006974842
4 √n
96.014708635068
5 √n
38.536317785208
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-84986720
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 84986721 can be divided by 6 positive divisors.
The sum of these divisors (counting 84986721) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
101000100001100101101100001
3
Ternary
12220220202212100
4
Quaternary
11010030231201
5
Quinary
133224033341
6
Senary
12233321013
8
Octal
504145541
10
Decimal
84986721
12
Duodecimal
24566169
16
Hexadecimal
510cb61
20
Vigesimal
16b36g1
36
Base36
1elk69
md5
952448c3b36d0010ce8978cf6a3114aa
sha1
4703d3d85bf7b22db3f896e8a9eb3717d6a3faca
sha256
2fc9b658f6b493e2e7dbc195fe3cbaedb7b1d02608214dfaf29af7eb13e891f7
sha512
c77c64bc60d29567048e845145a7095a0ff9c2830030962ae38e575bc11ebf75432f58185b0183fdd39a9e21f484e6667fe7bdac2808d6a92eb5204f256766f9
ripemd-160
a033b72d73c9f1655076c176f221c2716ce85ac9
Diameter
169973442
Circumference
533987316.69257
Area
2.2690915550645E+16
Volume
2.5712353455163E+24
Surface area
9.076366220258E+16
Circumference
533987316.69257
Perimeter
339946884
Area
7222742746331841
Diagonal
120189373.45982
Surface area
43336456477991046
Volume
6.1383722263728E+23
Space diagonal
147201318.74068
Perimeter
254960163
Area
3.1275393516616E+15
Altitude
73600659.37034
Surface area
3.1275393516616E+15
Volume
7.2341410445256E+22
Height
40063124.486606