129469892 is an even 9-digits composite number following 129469891
and preceding 129469893 . In scientific notation, it is written as 1.29469892 × 10^8.
The sum of its digits is 50. It has a total of 4 prime factors and 12 positive divisors.
There are 60926976 positive integers (up to 129469892) that are relatively prime to 129469892.
129469892 has 12 divisors, whose sum is 239900220
The reverse of 129469892 is 298964921
Previous prime number is 17
Is Prime? no
Number parity even
Number length 9
Sum of Digits 50
Digital Root 5
Name
one hundred twenty-nine million four hundred sixty-nine thousand eight hundred ninety-two
Scientific notation
1.29469892 × 10^8
Engineering notation
1.29469892 × 10^6
Prime Factorization
2 × 2 × 17 × 1903969
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
64734946
Product of the distinct prime numbers
The prime factorization of 129469892 is 2 × 2 × 17 × 1903969.
Since it has a total of 4 prime factors.
4 , 10 , 14 , 35 , 171 , 17 , 3521 , 8970 , 62636 , 19490 , 96394 , 517099 , 3374296 , 6975315 , 26193663 , 71728656 , 268456017 , 522008760 , 1725138198 , 672966786
n×2
258939784
n×3
388409676
n×4
517879568
n×5
647349460
n÷2
64734946
n÷3
43156630.666667
n÷3
32367473
n÷5
25893978.4
n2
16762452934491664
n3
2.1702329710837E+24
n4
2.8097982838105E+32
n5
3.6378428034673E+40
2 √n
11378.483730269
3 √n
505.89019473629
4 √n
106.66997576764
5 √n
41.921204947356
1 , 2 , 4 , 17 , 34 , 68 , 1903969 , 3807938 , 7615876 , 32367473 , 64734946 , 129469892
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129469891
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129469892 can be divided by 12 positive divisors.
The sum of these divisors (counting 129469892) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111101101111000110111000100
3
Ternary
100000121202022012
4
Quaternary
13231320313010
5
Quinary
231121014032
6
Senary
20502553352
8
Octal
755706704
10
Decimal
129469892
12
Duodecimal
37438858
16
Hexadecimal
7b78dc4
20
Vigesimal
2093eec
36
Base36
252zlw
md5
12951a8f77fa29b1d47a8d1fea2b448b
sha1
c81f8756d054fffa2b2383a51f66411eae5a0608
sha256
028333af3c89bc7aa3b6822a6549e1c66bf7993bb3fe72f7b3f7b8045af35d35
sha512
4b470b0e931b710542a7fec171caac9f72c7ef20473aa452015ddfe85a6860a869c2e7d5a47856ab4a19280353e3288c3ed0f1a805df27f3c162207c43dce84e
ripemd-160
d710a42d7c4a62f202ffdc073616201823665082
Diameter
258939784
Circumference
813483323.13653
Area
5.2660798995144E+16
Volume
9.0906506113799E+24
Surface area
2.1064319598057E+17
Circumference
813483323.13653
Perimeter
517879568
Area
16762452934491664
Diagonal
183098077.18538
Surface area
100574717606949984
Volume
2.1702329710837E+24
Space diagonal
224248430.99446
Perimeter
388409676
Area
7.2583550355054E+15
Altitude
112124215.49723
Surface area
7.2583550355054E+15
Volume
2.5576440843465E+23
Height
61032692.395127