129720112 is an even 9-digits composite number following 129720111
and preceding 129720113 . In scientific notation, it is written as 1.29720112 × 10^8.
The sum of its digits is 25. It has a total of 6 prime factors and 20 positive divisors.
There are 64618560 positive integers (up to 129720112) that are relatively prime to 129720112.
129720112 has 20 divisors, whose sum is 252268576
The reverse of 129720112 is 211027921
Previous prime number is 271
Is Prime? no
Number parity even
Number length 9
Sum of Digits 25
Digital Root 7
Name
one hundred twenty-nine million seven hundred twenty thousand one hundred twelve
Scientific notation
1.29720112 × 10^8
Engineering notation
1.29720112 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 271 × 29917
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
16215014
Product of the distinct prime numbers
The prime factorization of 129720112 is 2 × 2 × 2 × 2 × 271 × 29917.
Since it has a total of 6 prime factors.
9 , 5 , 37 , 13 , 663 , 198 , 2581 , 4398 , 35027 , 15788 , 10024 , 652295 , 6227247 , 1574657 , 76483297 , 10049591 , 15001004 , 460278064 , 2405672884 , 7366437367
n×2
259440224
n×3
389160336
n×4
518880448
n×5
648600560
n÷2
64860056
n÷3
43240037.333333
n÷3
32430028
n÷5
25944022.4
n2
16827307457292544
n3
2.1828402080184E+24
n4
2.8315827626225E+32
n5
3.6731323310466E+40
2 √n
11389.473736745
3 √n
506.2158879215
4 √n
106.72147739206
5 √n
41.937396239554
1 , 2 , 4 , 8 , 16 , 271 , 542 , 1084 , 2168 , 4336 , 29917 , 59834 , 119668 , 239336 , 478672 , 8107507 , 16215014 , 32430028 , 64860056 , 129720112
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129720111
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129720112 can be divided by 20 positive divisors.
The sum of these divisors (counting 129720112) is 1, the average is 0.05.
Base
System
Value
2
Binary
111101110110101111100110000
3
Ternary
100001002110112121
4
Quaternary
13232311330300
5
Quinary
231202020422
6
Senary
20512204024
8
Octal
756657460
10
Decimal
129720112
12
Duodecimal
37539614
16
Hexadecimal
7bb5f30
20
Vigesimal
20af05c
36
Base36
258cog
md5
c6d4f64206c2c289bf65e45bcd0a4bcb
sha1
c38cbb3b0c7aa78a05c8deccdb5654939d9d9e64
sha256
c1a8d88de42329f752cee7630bc9b02b7353a54206417a7edf302b3e387d7c7d
sha512
b1f5f2bf4a224d9fa931a8177f45204fc47d77193e1fe17ed21dface5309ec87e7e4fc5478cf0314ee01a5df3bf02251b4543db6bb783146a940e656fe3b1505
ripemd-160
46b813a93037ce76c3bf06a52b336ba283303a38
Diameter
259440224
Circumference
815055501.76409
Area
5.2864545487527E+16
Volume
9.1434596819615E+24
Surface area
2.1145818195011E+17
Circumference
815055501.76409
Perimeter
518880448
Area
16827307457292544
Diagonal
183451941.70296
Surface area
100963844743755264
Volume
2.1828402080184E+24
Space diagonal
224681824.74753
Perimeter
389160336
Area
7.2864378676533E+15
Altitude
112340912.37376
Surface area
7.2864378676533E+15
Volume
2.5725018555608E+23
Height
61150647.234319