129528405 is an odd 9-digits composite number following 129528404
and preceding 129528406 . In scientific notation, it is written as 1.29528405 × 10^8.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 69081792 positive integers (up to 129528405) that are relatively prime to 129528405.
129528405 has 8 divisors, whose sum is 172704600
The reverse of 129528405 is 504825921
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
one hundred twenty-nine million five hundred twenty-eight thousand four hundred five
Scientific notation
1.29528405 × 10^8
Engineering notation
1.29528405 × 10^6
Prime Factorization
9 × 5 × 2878409
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129528405
Product of the distinct prime numbers
The prime factorization of 129528405 is 9 × 5 × 2878409.
Since it has a total of 3 prime factors.
4 , 7 , 77 , 100 , 488 , 148 , 9992 , 7631 , 59901 , 30190 , 876280 , 982939 , 6286638 , 6535010 , 95969262 , 56706832 , 322364049 , 744914651 , 309252064 , 2333478275
n×2
259056810
n×3
388585215
n×4
518113620
n×5
647642025
n÷2
64764202.5
n÷3
43176135
n÷3
32382101.25
n÷5
25905681
n2
16777607701844025
n3
2.1731767653356E+24
n4
2.8148812019698E+32
n5
3.6460707235563E+40
2 √n
11381.05465236
3 √n
505.96639442072
4 √n
106.68202591046
5 √n
41.924993460829
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
-129528404
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 129528405 can be divided by 8 positive divisors.
The sum of these divisors (counting 129528405) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101110000111001001010101
3
Ternary
100000201201120100
4
Quaternary
13232013021111
5
Quinary
231124402110
6
Senary
20504124313
8
Octal
756071125
10
Decimal
129528405
12
Duodecimal
37466699
16
Hexadecimal
7b87255
20
Vigesimal
209b105
36
Base36
2548r9
md5
2e6e98a40d524cc17bed3d5192712c57
sha1
9f3a3f38c63a0f2d9586e1cb94ad3361845f30f2
sha256
18f5f6e66c94539193d284813c126a927e0e1a7b80f7c981d7a770bbe79f3ddc
sha512
14447b0e69b54b5d003be90e6f7c1dc0326b99817b96cb8bf4fdd08844fb47f84ae72c08f52279e47520b24dc2c4b2eb29f34f4ede177cebc2563ed289f2670c
ripemd-160
18818fc7800ed4ca5469860731abf474f26efd11
Diameter
259056810
Circumference
813850971.15841
Area
5.2708409100925E+16
Volume
9.102981547907E+24
Surface area
2.108336364037E+17
Circumference
813850971.15841
Perimeter
518113620
Area
16777607701844025
Diagonal
183180827.06356
Surface area
100665646211064150
Volume
2.1731767653356E+24
Space diagonal
224349778.48336
Perimeter
388585215
Area
7.2649172422632E+15
Altitude
112174889.24168
Surface area
7.2649172422632E+15
Volume
2.561113379143E+23
Height
61060275.687852