85770981 is an odd 8-digits composite number following 85770980
and preceding 85770982 . In scientific notation, it is written as 8.5770981 × 10^7.
The sum of its digits is 45. It has a total of 5 prime factors and 24 positive divisors.
There are 56974752 positive integers (up to 85770981) that are relatively prime to 85770981.
85770981 has 24 divisors, whose sum is 128943360
The reverse of 85770981 is 18907758
Previous prime number is 409
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
eighty-five million seven hundred seventy thousand nine hundred eighty-one
Scientific notation
8.5770981 × 10^7
Engineering notation
8.5770981 × 10^6
Prime Factorization
3 × 9 × 9 × 409 × 863
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
9530109
Product of the distinct prime numbers
The prime factorization of 85770981 is 3 × 9 × 9 × 409 × 863.
Since it has a total of 5 prime factors.
10 , 8 , 59 , 47 , 406 , 68 , 3396 , 4254 , 23563 , 16001 , 675704 , 321100 , 4190671 , 1285181 , 40180883 , 15862008 , 290164145 , 405088652 , 1613621811 , 9375463660
n×2
171541962
n×3
257312943
n×4
343083924
n×5
428854905
n÷2
42885490.5
n÷3
28590327
n÷3
21442745.25
n÷5
17154196.2
n2
7356661181702361
n3
6.3098804643923E+23
n4
5.4120463742366E+31
n5
4.6419652673577E+39
2 √n
9261.2623869535
3 √n
441.00832970522
4 √n
96.235452858879
5 √n
38.607179558243
1 , 3 , 9 , 27 , 81 , 243 , 409 , 863 , 1227 , 2589 , 3681 , 7767 , 11043 , 23301 , 33129 , 69903 , 99387 , 209709 , 352967 , 1058901 , 3176703 , 9530109 , 28590327 , 85770981
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-85770980
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 85770981 can be divided by 24 positive divisors.
The sum of these divisors (counting 85770981) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
101000111001100001011100101
3
Ternary
12222101121200000
4
Quaternary
11013030023211
5
Quinary
133424132411
6
Senary
12302211513
8
Octal
507141345
10
Decimal
85770981
12
Duodecimal
24883b99
16
Hexadecimal
51cc2e5
20
Vigesimal
16g1791
36
Base36
1f2db9
md5
2b91c0756551693d25bbd2458d8e5df8
sha1
8f465cca00b0dcd3c52d70a28fd6fb9d9b68fe4f
sha256
e2f35b17d62e50651e29d71a1593a73834a48df0e66e8fd52b157489e6d95804
sha512
ea83c8999576139b39d451575d4926f90779a971e0bc9cc3e330edfd4e32de33bf962658ee97da30f35c82dc6515e25c7cc6088d0e2fdc30f15d8d789b3e0ba3
ripemd-160
7f7b973e9fc6aff7a6cb74ab82bbcdb52ebdf36a
Diameter
171541962
Circumference
538914967.60158
Area
2.3111632723385E+16
Volume
2.6430765482619E+24
Surface area
9.2446530893541E+16
Circumference
538914967.60158
Perimeter
343083924
Area
7356661181702361
Diagonal
121298484.58825
Surface area
44139967090214166
Volume
6.3098804643923E+23
Space diagonal
148559696.90702
Perimeter
257312943
Area
3.1855277351945E+15
Altitude
74279848.453512
Surface area
3.1855277351945E+15
Volume
7.4362654414139E+22
Height
40432828.196082