129249911 is an odd 9-digits composite number following 129249910
and preceding 129249912 . In scientific notation, it is written as 1.29249911 × 10^8.
The sum of its digits is 38. It has a total of 4 prime factors and 16 positive divisors.
There are 107930880 positive integers (up to 129249911) that are relatively prime to 129249911.
129249911 has 16 divisors, whose sum is 151567680
The reverse of 129249911 is 119942921
Previous prime number is 109
Is Prime? no Number parity odd Number length 9 Sum of Digits 38 Digital Root 2
Name
one hundred twenty-nine million two hundred forty-nine thousand nine hundred eleven
Scientific notation
1.29249911 × 10^8
Engineering notation
1.29249911 × 10^6
Prime Factorization
7 × 61 × 109 × 2777
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
129249911 Product of the distinct prime numbers
The prime factorization of 129249911 is 7 × 61 × 109 × 2777.
Since it has a total of 4 prime factors.
5 , 7 , 91 , 87 , 497 , 586 , 9618 , 9460 , 84005 , 66659 , 954211 , 839495 , 3116202 , 553400 , 41590954 , 98337481 , 107912948 , 433974739 , 7840923756 , 691525336
n×2
258499822
n×3
387749733
n×4
516999644
n×5
646249555
n÷2
64624955.5
n÷3
43083303.666667
n÷3
32312477.75
n÷5
25849982.2
n2
16705539493507921
n3
2.1591894927429E+24
n4
2.7907504976915E+32
n5
3.6070425344984E+40
2 √n11368.813086686
3 √n505.60351465128
4 √n106.6246363965
5 √n41.906949675565
1 , 7 , 61 , 109 , 427 , 763 , 2777 , 6649 , 19439 , 46543 , 169397 , 302693 , 1185779 , 2118851 , 18464273 , 129249911
16 divisors
τ Total Divisors
16 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-129249910 Sum of the proper positive divisors of n
A Arithmetic Mean
0.0625 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
16 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129249911 can be divided by 16 positive divisors.
The sum of these divisors (counting 129249911) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101101000011001001110111
3
Ternary
100000012120112202
4
Quaternary
13231003021313
5
Quinary
231041444121
6
Senary
20454135115
8
Octal
755031167
10
Decimal
129249911
12
Duodecimal
3735149b
16
Hexadecimal
7b43277
20
Vigesimal
207g4fb
36
Base36
24y9vb
md5
986acca7ed1c8840446fc065eeb61bcb
sha1
6b122c4d08be402d987b7d4dadbb1ca500f1de84
sha256
e062456355585eb0baa1060233e92563ee87935c2e37df54ad6c4f46f451f437
sha512
f9ec927bb5c03a1f96ff86b9fa8bec7a406a0bc4684c484e8f3280c65ea2ac619d11759ac8cdfcd0dbca50ed2f04090c2178e4ef6e00fa6fd6e45a33ee6bd74a
ripemd-160
50e1ae7fdc51717f7c15bb2f9029ced5898960ad
Diameter
258499822
Circumference
812101141.74947
Area
5.2482000147059E+16
Volume
9.0443917974791E+24
Surface area
2.0992800058823E+17
Circumference
812101141.74947
Perimeter
516999644
Area
16705539493507921
Diagonal
182786977.07172
Surface area
100233236961047526
Volume
2.1591894927429E+24
Space diagonal
223867412.72576
Perimeter
387749733
Area
7.233710792651E+15
Altitude
111933706.36288
Surface area
7.233710792651E+15
Volume
2.5446292203087E+23
Height
60928992.357239