987130785 is an odd 9-digits composite number following 987130784
and preceding 987130786 . In scientific notation, it is written as 9.87130785 × 10^8.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 526469744 positive integers (up to 987130785) that are relatively prime to 987130785.
987130785 has 8 divisors, whose sum is 1579409280
The reverse of 987130785 is 587031789
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 48
Digital Root 3
Name
nine hundred eighty-seven million one hundred thirty thousand seven hundred eighty-five
Scientific notation
9.87130785 × 10^8
Engineering notation
9.87130785 × 10^6
Prime Factorization
5 × 3 × 65808719
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
987130785
Product of the distinct prime numbers
The prime factorization of 987130785 is 5 × 3 × 65808719.
Since it has a total of 3 prime factors.
1 , 10 , 28 , 15 , 925 , 869 , 7244 , 6786 , 12206 , 89569 , 219484 , 332264 , 6960386 , 1415657 , 49697597 , 46121777 , 827358768 , 8935937 , 2498207383 , 2131985471
n×2
1974261570
n×3
2961392355
n×4
3948523140
n×5
4935653925
n÷2
493565392.5
n÷3
329043595
n÷3
246782696.25
n÷5
197426157
n2
974427186694716225
n3
9.618870737273E+26
n4
9.4950834216978E+35
n5
9.372889151701E+44
2 √n
31418.63754207
3 √n
995.69172710694
4 √n
177.25303253279
5 √n
62.93249344328
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
-987130784
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 987130785 can be divided by 8 positive divisors.
The sum of these divisors (counting 987130785) is 1, the average is 0.125.
Base
System
Value
2
Binary
111010110101100110101110100001
3
Ternary
2112210110102212110
4
Quaternary
322311212232201
5
Quinary
4010201141120
6
Senary
241541345533
8
Octal
7265465641
10
Decimal
987130785
12
Duodecimal
2367082a9
16
Hexadecimal
3ad66ba1
20
Vigesimal
f89b6j5
36
Base36
gbpmzl
md5
4cf3818138fa56b1c90f5314a038504b
sha1
0c0ff58609c39b7abd283c166b44b68487c6662c
sha256
cc27f2422c4207e1e05a303553421d1c1f73197556d625b86d01cf7ae20fa768
sha512
39ac56572e9ce2c1fa9349480622c4a07057ad8474680df794d0033465aab38e54143420aaae5a61f7e8818e4b482113ccb7aa3aa7809f2171bfc14af22bd70a
ripemd-160
328a982ea5431b5068869e89e04edd4fe52b170a
Diameter
1974261570
Circumference
6202325644.5767
Area
3.0612532911783E+18
Volume
4.0291431525395E+27
Surface area
1.2245013164713E+19
Circumference
6202325644.5767
Perimeter
3948523140
Area
974427186694716225
Diagonal
1396013743.983
Surface area
5846563120168297350
Volume
9.618870737273E+26
Space diagonal
1709760673.3353
Perimeter
2961392355
Area
4.2193934890791E+17
Altitude
854880336.66767
Surface area
4.2193934890791E+17
Volume
1.1335947876138E+26
Height
465337914.661