84393985 is an odd 8-digits composite number following 84393984
and preceding 84393986 . In scientific notation, it is written as 8.4393985 × 10^7.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 61566912 positive integers (up to 84393985) that are relatively prime to 84393985.
84393985 has 8 divisors, whose sum is 86730336
The reverse of 84393985 is 58939348
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
eighty-four million three hundred ninety-three thousand nine hundred eighty-five
Scientific notation
8.4393985 × 10^7
Engineering notation
8.4393985 × 10^6
Prime Factorization
65 × 83 × 15643
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
84393985
Product of the distinct prime numbers
The prime factorization of 84393985 is 65 × 83 × 15643.
Since it has a total of 3 prime factors.
8 , 6 , 38 , 61 , 697 , 784 , 4330 , 5741 , 74736 , 57504 , 245334 , 826084 , 3127546 , 2468910 , 88285971 , 9385474 , 667432289 , 408058197 , 973902807 , 3346179001
n×2
168787970
n×3
253181955
n×4
337575940
n×5
421969925
n÷2
42196992.5
n÷3
28131328.333333
n÷3
21098496.25
n÷5
16878797
n2
7122344704180225
n3
6.0108305212942E+23
n4
5.0727794085164E+31
n5
4.2811206931064E+39
2 √n
9186.619889818
3 √n
438.63555454746
4 √n
95.846856442024
5 √n
38.482413235479
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
-84393984
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 84393985 can be divided by 8 positive divisors.
The sum of these divisors (counting 84393985) is 1, the average is 0.125.
Base
System
Value
2
Binary
101000001111100000000000001
3
Ternary
12212210122210011
4
Quaternary
11001330000001
5
Quinary
133101101420
6
Senary
12212504521
8
Octal
501740001
10
Decimal
84393985
12
Duodecimal
2431b141
16
Hexadecimal
507c001
20
Vigesimal
16794j5
36
Base36
1e8utd
md5
b0ed50d1941e69033f484def7727685d
sha1
fc669b6ee21f94ecc10978fcf802fa22449be3bc
sha256
65830dbc85c1dd456557be87c4eb0971cf7aa46317d4210d97d75651434a9fd0
sha512
a86a9a6cd1af333b65170a94eaccad9ce87cade3b632b9915edfb3ccc7d744415546fede5ade53aff1a9aa0bff7739be32176c25df366f72c279bbd160e6c46b
ripemd-160
9c413abf7ca6a2a0095f92a8fad6978907c5252a
Diameter
168787970
Circumference
530263046.56633
Area
2.2375505798987E+16
Volume
2.5178108010228E+24
Surface area
8.9502023195947E+16
Circumference
530263046.56633
Perimeter
337575940
Area
7122344704180225
Diagonal
119351118.16971
Surface area
42734068225081350
Volume
6.0108305212942E+23
Space diagonal
146174669.87321
Perimeter
253181955
Area
3.0840657241648E+15
Altitude
73087334.936603
Surface area
3.0840657241648E+15
Volume
7.0838317036169E+22
Height
39783706.056571