129538973 is an odd 9-digits composite number following 129538972
and preceding 129538974 . In scientific notation, it is written as 1.29538973 × 10^8.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 128381760 positive integers (up to 129538973) that are relatively prime to 129538973.
129538973 has 8 divisors, whose sum is 130700760
The reverse of 129538973 is 379835921
Previous prime number is 157
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred twenty-nine million five hundred thirty-eight thousand nine hundred seventy-three
Scientific notation
1.29538973 × 10^8
Engineering notation
1.29538973 × 10^6
Prime Factorization
1621 × 157 × 509
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129538973
Product of the distinct prime numbers
The prime factorization of 129538973 is 1621 × 157 × 509.
Since it has a total of 3 prime factors.
6 , 9 , 4 , 26 , 44 , 888 , 1942 , 4919 , 74178 , 73180 , 405010 , 58370 , 7813516 , 2891899 , 89206367 , 28829478 , 946973860 , 334235522 , 118169185 , 6331784551
n×2
259077946
n×3
388616919
n×4
518155892
n×5
647694865
n÷2
64769486.5
n÷3
43179657.666667
n÷3
32384743.25
n÷5
25907794.6
n2
16780345525894729
n3
2.1737087260095E+24
n4
2.8157999596842E+32
n5
3.6475583495093E+40
2 √n
11381.518923237
3 √n
505.98015435609
4 √n
106.68420184468
5 √n
41.925677556139
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
-129538972
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 129538973 can be divided by 8 positive divisors.
The sum of these divisors (counting 129538973) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101110001001101110011101
3
Ternary
100000202021001202
4
Quaternary
13232021232131
5
Quinary
231130221343
6
Senary
20504245245
8
Octal
756115635
10
Decimal
129538973
12
Duodecimal
37470825
16
Hexadecimal
7b89b9d
20
Vigesimal
209c78d
36
Base36
254gwt
md5
0d4f62f7c5101eabf039198a29f95574
sha1
4105706dd6181c95e7c79240da98a7f598411341
sha256
df43334bddea74173b00dc8712e53601ee29c64a48cdd68f2a2fb36793cd4c97
sha512
1513f3ca3d4c3ef0a518427efb6b37ede44519baf3a41aee992ff3de8d913b83b3795e97f41d86256cf8ea3c759b2a9d15310fd5271c26ad016424500d81a1a7
ripemd-160
53ddcba556cf1e282f12e2a1833fae76391128ed
Diameter
259077946
Circumference
813917371.86073
Area
5.2717010228849E+16
Volume
9.1052098195675E+24
Surface area
2.108680409154E+17
Circumference
813917371.86073
Perimeter
518155892
Area
16780345525894729
Diagonal
183195772.47248
Surface area
100682073155368374
Volume
2.1737087260095E+24
Space diagonal
224368082.79629
Perimeter
388616919
Area
7.2661027548527E+15
Altitude
112184041.39815
Surface area
7.2661027548527E+15
Volume
2.5617403008095E+23
Height
61065257.490827