3129129985 is an odd 10-digits composite number following 3129129984
and preceding 3129129986 . In scientific notation, it is written as 3.129129985 × 10^9.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 2478518400 positive integers (up to 3129129985) that are relatively prime to 3129129985.
3129129985 has 8 divisors, whose sum is 3792134376
The reverse of 3129129985 is 5899219213
Previous prime number is 101
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 49
Digital Root 4
Name
three billion one hundred twenty-nine million one hundred twenty-nine thousand nine hundred eighty-five
Scientific notation
3.129129985 × 10^9
Engineering notation
3.129129985 × 10^9
Prime Factorization
5 × 101 × 6196297
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
3129129985
Product of the distinct prime numbers
The prime factorization of 3129129985 is 5 × 101 × 6196297.
Since it has a total of 3 prime factors.
5 , 2 , 91 , 48 , 915 , 824 , 3661 , 3593 , 75544 , 5402 , 135301 , 615191 , 7871757 , 5975782 , 93894652 , 36002085 , 472535969 , 905995273 , 9496143347 , 9139036427
n×2
6258259970
n×3
9387389955
n×4
12516519940
n×5
15645649925
n÷2
1564564992.5
n÷3
1043043328.3333
n÷3
782282496.25
n÷5
625825997
n2
9.7914544630261E+18
n3
3.0638733757017E+28
n4
9.5872580501514E+37
n5
2.9999776638661E+47
2 √n
55938.626949542
3 √n
1462.6526468864
4 √n
236.51348153867
5 √n
79.265594431399
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
-3129129984
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 3129129985 can be divided by 8 positive divisors.
The sum of these divisors (counting 3129129985) is 1, the average is 0.125.
Base
System
Value
2
Binary
10111010100000101011110000000001
3
Ternary
22002002000021101011
4
Quaternary
2322200223300001
5
Quinary
22402024124420
6
Senary
1234300040521
8
Octal
27240536001
10
Decimal
3129129985
12
Duodecimal
733b33141
16
Hexadecimal
ba82bc01
20
Vigesimal
28hh14j5
36
Base36
1fr045d
md5
89cbe9857f3ae871a388b12a880adb48
sha1
4008bd967965dfe718151020b2fd79ba1bd1d4c6
sha256
455bfd7af7b8cb073f95c83fbacac65c64d9c7ff0be2b282276215e777876194
sha512
e8344e49dcc132581b9c18098529b851b91fc6616bcad7ab6818ae91fcd57aa3a04661ae11d6c95c02e71b68a2a006a89535c2a61a78512bcf5b2b1c38d187fc
ripemd-160
7ff283b931987f6e1b80bb6f33cd3ebfeadd6a8f
Diameter
6258259970
Circumference
19660903546.007
Area
3.0760761409002E+19
Volume
1.2833922784845E+29
Surface area
1.2304304563601E+20
Circumference
19660903546.007
Perimeter
12516519940
Area
9.7914544630261E+18
Diagonal
4425258063.2153
Surface area
5.8748726778157E+19
Volume
3.0638733757017E+28
Space diagonal
5419812117.5072
Perimeter
9387389955
Area
4.2398241524896E+18
Altitude
2709906058.7536
Surface area
4.2398241524896E+18
Volume
3.6108094010927E+27
Height
1475086021.0718