84395988 is an even 8-digits composite number following 84395987
and preceding 84395989 . In scientific notation, it is written as 8.4395988 × 10^7.
The sum of its digits is 54. It has a total of 4 prime factors and 12 positive divisors.
There are 28131984 positive integers (up to 84395988) that are relatively prime to 84395988.
84395988 has 12 divisors, whose sum is 164103380
The reverse of 84395988 is 88959348
Previous prime number is 9
Is Prime? no
Number parity even
Number length 8
Sum of Digits 54
Digital Root 9
Name
eighty-four million three hundred ninety-five thousand nine hundred eighty-eight
Scientific notation
8.4395988 × 10^7
Engineering notation
8.4395988 × 10^6
Prime Factorization
2 × 2 × 9 × 2344333
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
42197994
Product of the distinct prime numbers
The prime factorization of 84395988 is 2 × 2 × 9 × 2344333.
Since it has a total of 4 prime factors.
9 , 6 , 27 , 100 , 204 , 945 , 4665 , 1771 , 10593 , 13461 , 169519 , 462629 , 4918364 , 8845493 , 68955213 , 33391754 , 586109761 , 363947925 , 2102533377 , 4403289406
n×2
168791976
n×3
253187964
n×4
337583952
n×5
421979940
n÷2
42197994
n÷3
28131996
n÷3
21098997
n÷5
16879197.6
n2
7122682790496144
n3
6.0112585131452E+23
n4
5.073261013403E+31
n5
4.2816287560803E+39
2 √n
9186.7289064171
3 √n
438.63902470024
4 √n
95.847425142343
5 √n
38.482595901441
1 , 2 , 4 , 9 , 18 , 36 , 2344333 , 4688666 , 9377332 , 21098997 , 42197994 , 84395988
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-84395987
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 84395988 can be divided by 12 positive divisors.
The sum of these divisors (counting 84395988) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
101000001111100011111010100
3
Ternary
12212210202112100
4
Quaternary
11001330133110
5
Quinary
133101132423
6
Senary
12212522100
8
Octal
501743724
10
Decimal
84395988
12
Duodecimal
24320330
16
Hexadecimal
507c7d4
20
Vigesimal
16799j8
36
Base36
1e8wd0
md5
5fe45e0037ca67e5ae9f39179898e2b4
sha1
1b0cc8e85d69b57efc0a850d72cc83f6c2527602
sha256
d1b789e61dafa2625036d9857485b15ef78afc54d22de5d8289620daa5040879
sha512
ee137cd6c28de2433394e4b6d345d6d0326f888d088c8688eb1d16f27dfbf4d9dadfb24e71aff8b9662428d6b09d3147f1e48d0b23dfc88ec2c9c9667ca95cba
ripemd-160
5c987d838bd2f90607ccfbaa4258392dd22ff107
Diameter
168791976
Circumference
530275631.7865
Area
2.2376567928473E+16
Volume
2.5179900778301E+24
Surface area
8.9506271713893E+16
Circumference
530275631.7865
Perimeter
337583952
Area
7122682790496144
Diagonal
119353950.83948
Surface area
42736096742976864
Volume
6.0112585131452E+23
Space diagonal
146178139.17097
Perimeter
253187964
Area
3.0842121198339E+15
Altitude
73089069.585487
Surface area
3.0842121198339E+15
Volume
7.0843360968505E+22
Height
39784650.279826