129664237 is an odd 9-digits composite number following 129664236
and preceding 129664238 . In scientific notation, it is written as 1.29664237 × 10^8.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 128595600 positive integers (up to 129664237) that are relatively prime to 129664237.
129664237 has 8 divisors, whose sum is 130737152
The reverse of 129664237 is 732466921
Previous prime number is 487
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred twenty-nine million six hundred sixty-four thousand two hundred thirty-seven
Scientific notation
1.29664237 × 10^8
Engineering notation
1.29664237 × 10^6
Prime Factorization
181 × 487 × 1471
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129664237
Product of the distinct prime numbers
The prime factorization of 129664237 is 181 × 487 × 1471.
Since it has a total of 3 prime factors.
8 , 2 , 33 , 15 , 370 , 479 , 5790 , 4204 , 81978 , 11312 , 207027 , 306327 , 4662045 , 7213003 , 24224792 , 99412397 , 466882316 , 669494489 , 5158455011 , 368193339
n×2
259328474
n×3
388992711
n×4
518656948
n×5
648321185
n÷2
64832118.5
n÷3
43221412.333333
n÷3
32416059.25
n÷5
25932847.4
n2
16812814356792169
n3
2.1800207453961E+24
n4
2.8267072659596E+32
n5
3.66522840863E+40
2 √n
11387.020549731
3 √n
506.14319584017
4 √n
106.70998336487
5 √n
41.93378283557
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
-129664236
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 129664237 can be divided by 8 positive divisors.
The sum of these divisors (counting 129664237) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101110101000010011101101
3
Ternary
100000222121220011
4
Quaternary
13232220103231
5
Quinary
231143223422
6
Senary
20511053221
8
Octal
756502355
10
Decimal
129664237
12
Duodecimal
37511211
16
Hexadecimal
7ba84ed
20
Vigesimal
20a80bh
36
Base36
2575kd
md5
0cb94490c9a37ff49f0c25ad3dbf5eab
sha1
e7becc851de0e2952617b3320106a25c4be1ceed
sha256
3eea1c8c443f7c56777815cf7a7f030786bbb12df082fd2159d737f631a428e6
sha512
e4e391d6f88df2269ba27514411e5a0c9959bdf14dafa6875c2501647865a36eecce2283f413e4b56d99737ca614d6450856c8f3ce7d9bbb1af31023255ad08d
ripemd-160
2540fbf105da3121fa6fd6edbeecdba0ae241c56
Diameter
259328474
Circumference
814704428.78505
Area
5.2819014069467E+16
Volume
9.1316495445463E+24
Surface area
2.1127605627787E+17
Circumference
814704428.78505
Perimeter
518656948
Area
16812814356792169
Diagonal
183372922.52016
Surface area
100876886140753014
Volume
2.1800207453961E+24
Space diagonal
224585046.40865
Perimeter
388992711
Area
7.2801621710469E+15
Altitude
112292523.20433
Surface area
7.2801621710469E+15
Volume
2.5691790869949E+23
Height
61124307.50672