84509905 is an odd 8-digits composite number following 84509904
and preceding 84509906 . In scientific notation, it is written as 8.4509905 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 67607920 positive integers (up to 84509905) that are relatively prime to 84509905.
84509905 has 4 divisors, whose sum is 101411892
The reverse of 84509905 is 50990548
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
eighty-four million five hundred nine thousand nine hundred five
Scientific notation
8.4509905 × 10^7
Engineering notation
8.4509905 × 10^6
Prime Factorization
5 × 16901981
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
84509905
Product of the distinct prime numbers
The prime factorization of 84509905 is 5 × 16901981.
Since it has a total of 2 prime factors.
2 , 2 , 48 , 88 , 319 , 447 , 7585 , 6924 , 19044 , 57330 , 19155 , 383245 , 6671548 , 8637711 , 11444294 , 70861648 , 440045512 , 810552226 , 4422416273 , 5980272159
n×2
169019810
n×3
253529715
n×4
338039620
n×5
422549525
n÷2
42254952.5
n÷3
28169968.333333
n÷3
21127476.25
n÷5
16901981
n2
7141924043109025
n3
6.0356332240036E+23
n4
5.1007079037539E+31
n5
4.3106034037899E+39
2 √n
9192.9269006122
3 √n
438.8362930676
4 √n
95.879752297408
5 √n
38.492978994281
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
-84509904
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 84509905 can be divided by 4 positive divisors.
The sum of these divisors (counting 84509905) is 1, the average is 0.25.
Base
System
Value
2
Binary
101000010011000010011010001
3
Ternary
12220000112210111
4
Quaternary
11002120103101
5
Quinary
133113304110
6
Senary
12215201321
8
Octal
502302321
10
Decimal
84509905
12
Duodecimal
24376241
16
Hexadecimal
50984d1
20
Vigesimal
1683ef5
36
Base36
1ebc9d
md5
446773c44e653c1ee2a261dc23600ff4
sha1
263d343a29d73b8976c977c50efbf7617c27aeac
sha256
d57a6a1c25d87fe2124b8358609d154bb7f81cc2fc9f82e2f9ad5631d0520450
sha512
df43ef03ae5c95c0f1926e7fac6518ca497648eba0b31933af80bfb72ebd12865d75a12e087d674bbb040842d9eda1bb7f82c09c2d30188119759be44e36a06f
ripemd-160
72b7260302802952a038003cda03cb7caf173ce2
Diameter
169019810
Circumference
530991393.40714
Area
2.2437016106328E+16
Volume
2.528200132839E+24
Surface area
8.974806442531E+16
Circumference
530991393.40714
Perimeter
338039620
Area
7141924043109025
Diagonal
119515053.80586
Surface area
42851544258654150
Volume
6.0356332240036E+23
Space diagonal
146375449.20282
Perimeter
253529715
Area
3.0925438266156E+15
Altitude
73187724.60141
Surface area
3.0925438266156E+15
Volume
7.1130619690796E+22
Height
39838351.268621