85387639 is an odd 8-digits composite number following 85387638
and preceding 85387640 . In scientific notation, it is written as 8.5387639 × 10^7.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 84527616 positive integers (up to 85387639) that are relatively prime to 85387639.
85387639 has 8 divisors, whose sum is 86252400
The reverse of 85387639 is 93678358
Previous prime number is 227
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
eighty-five million three hundred eighty-seven thousand six hundred thirty-nine
Scientific notation
8.5387639 × 10^7
Engineering notation
8.5387639 × 10^6
Prime Factorization
193 × 227 × 1949
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
85387639
Product of the distinct prime numbers
The prime factorization of 85387639 is 193 × 227 × 1949.
Since it has a total of 3 prime factors.
6 , 5 , 40 , 92 , 854 , 567 , 483 , 3525 , 75773 , 70410 , 26085 , 924922 , 4925024 , 7922182 , 32360763 , 72261540 , 239678526 , 56516926 , 2110706027 , 7887130407
n×2
170775278
n×3
256162917
n×4
341550556
n×5
426938195
n÷2
42693819.5
n÷3
28462546.333333
n÷3
21346909.75
n÷5
17077527.8
n2
7291048893994321
n3
6.2256545089174E+23
n4
5.3159393974616E+31
n5
4.5391551421633E+39
2 √n
9240.5432199628
3 √n
440.3503390901
4 √n
96.127744277928
5 √n
38.572607765688
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
-85387638
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 85387639 can be divided by 8 positive divisors.
The sum of these divisors (counting 85387639) is 1, the average is 0.125.
Base
System
Value
2
Binary
101000101101110100101110111
3
Ternary
12221200010211011
4
Quaternary
11011232211313
5
Quinary
133324401024
6
Senary
12250053051
8
Octal
505564567
10
Decimal
85387639
12
Duodecimal
2471a187
16
Hexadecimal
516e977
20
Vigesimal
16dd91j
36
Base36
1eu5iv
md5
e4ef03b83e9699be0334cd230fe83d29
sha1
fdb89572e7bbe1a6cd040f1a43518f4a925b261f
sha256
79d8be05ae136db497892c7c8bcd7931f79c021133f25fee7e6bf129b0290de9
sha512
94ee18db6e3feed90dc8327db9e85c788cd399c27cef6a50fa615410f44983384a014fdd8525b403913af82cbb43cedfb41ee16b854652d48ec4eb252e5e13f0
ripemd-160
6bd7f8adef56c436cfcdb7f67966cdea19e21067
Diameter
170775278
Circumference
536506358.77955
Area
2.2905505642337E+16
Volume
2.6077960625337E+24
Surface area
9.1622022569346E+16
Circumference
536506358.77955
Perimeter
341550556
Area
7291048893994321
Diagonal
120756357.13282
Surface area
43746293363965926
Volume
6.2256545089174E+23
Space diagonal
147895729.08635
Perimeter
256162917
Area
3.1571167812168E+15
Altitude
73947864.543175
Surface area
3.1571167812168E+15
Volume
7.3370042009668E+22
Height
40252119.044273