85185979 is an odd 8-digits composite number following 85185978
and preceding 85185980 . In scientific notation, it is written as 8.5185979 × 10^7.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 85130584 positive integers (up to 85185979) that are relatively prime to 85185979.
85185979 has 4 divisors, whose sum is 85241376
The reverse of 85185979 is 97958158
Previous prime number is 53813
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
eighty-five million one hundred eighty-five thousand nine hundred seventy-nine
Scientific notation
8.5185979 × 10^7
Engineering notation
8.5185979 × 10^6
Prime Factorization
53813 × 1583
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
85185979
Product of the distinct prime numbers
The prime factorization of 85185979 is 53813 × 1583.
Since it has a total of 2 prime factors.
9 , 3 , 79 , 7 , 399 , 587 , 9376 , 7650 , 43115 , 9218 , 529614 , 174941 , 9293755 , 633610 , 51407351 , 88371667 , 432947959 , 281298878 , 3643804156 , 9945621220
n×2
170371958
n×3
255557937
n×4
340743916
n×5
425929895
n÷2
42592989.5
n÷3
28395326.333333
n÷3
21296494.75
n÷5
17037195.8
n2
7256651018188441
n3
6.1816492124573E+23
n4
5.2658983999775E+31
n5
4.4858071051662E+39
2 √n
9229.6250736419
3 √n
440.00340734276
4 √n
96.070937716054
5 √n
38.554371143043
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
-85185978
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 85185979 can be divided by 4 positive divisors.
The sum of these divisors (counting 85185979) is 1, the average is 0.25.
Base
System
Value
2
Binary
101000100111101010110111011
3
Ternary
12221021220012021
4
Quaternary
11010331112323
5
Quinary
133301422404
6
Senary
12241455311
8
Octal
504752673
10
Decimal
85185979
12
Duodecimal
24641537
16
Hexadecimal
513d5bb
20
Vigesimal
16c84ij
36
Base36
1eptx7
md5
69305b4cca760dc81f96860270698fb7
sha1
1750bcb5d2134332026ff23147c17cb21972ac51
sha256
be953c329caa42569dd92a52edd0e5e0f5c68625d4df64c6a26f164e2e6faf85
sha512
1c038c386487fd56ba8da17cff0ab1c03eadf5ebe9047e7bbf38d382322c9a700f979d785373f9264380e7276bb1e264bab3707869a8089b9147806a75183f95
ripemd-160
3708fb73050af287976c09b1ea4ff8cde09d2150
Diameter
170371958
Circumference
535239291.63051
Area
2.2797441528406E+16
Volume
2.5893631670567E+24
Surface area
9.1189766113623E+16
Circumference
535239291.63051
Perimeter
340743916
Area
7256651018188441
Diagonal
120471166.82583
Surface area
43539906109130646
Volume
6.1816492124573E+23
Space diagonal
147546443.7205
Perimeter
255557937
Area
3.1422220640747E+15
Altitude
73773221.860248
Surface area
3.1422220640747E+15
Volume
7.2851434617417E+22
Height
40157055.60861