129492521 is an odd 9-digits composite number following 129492520
and preceding 129492522 . In scientific notation, it is written as 1.29492521 × 10^8.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 128631520 positive integers (up to 129492521) that are relatively prime to 129492521.
129492521 has 8 divisors, whose sum is 130356864
The reverse of 129492521 is 125294921
Previous prime number is 263
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 35
Digital Root 8
Name
one hundred twenty-nine million four hundred ninety-two thousand five hundred twenty-one
Scientific notation
1.29492521 × 10^8
Engineering notation
1.29492521 × 10^6
Prime Factorization
647 × 263 × 761
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129492521
Product of the distinct prime numbers
The prime factorization of 129492521 is 647 × 263 × 761.
Since it has a total of 3 prime factors.
9 , 6 , 41 , 98 , 425 , 999 , 8461 , 8999 , 3962 , 56776 , 224599 , 242387 , 7839720 , 4104150 , 30729313 , 21977349 , 366712576 , 740785271 , 3383638306 , 4078132050
n×2
258985042
n×3
388477563
n×4
517970084
n×5
647462605
n÷2
64746260.5
n÷3
43164173.666667
n÷3
32373130.25
n÷5
25898504.2
n2
16768312994935441
n3
2.1713711226313E+24
n4
2.8117632069612E+32
n5
3.6410230612445E+40
2 √n
11379.478063602
3 √n
505.91966651064
4 √n
106.67463645873
5 √n
41.922670258893
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
-129492520
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 129492521 can be divided by 8 positive divisors.
The sum of these divisors (counting 129492521) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101101111110011000101001
3
Ternary
100000122220100022
4
Quaternary
13231332120221
5
Quinary
231122230041
6
Senary
20503250225
8
Octal
755763051
10
Decimal
129492521
12
Duodecimal
37449975
16
Hexadecimal
7b7e629
20
Vigesimal
2096b61
36
Base36
253h2h
md5
fd60f5e81eabc5e33beabde22b2fc08a
sha1
1644dbf0fd2c566969a15998721196d352089492
sha256
0616530522c0d43e5745ec1e1530f656f95d17f3cd0524e209c16cb0d20a71ce
sha512
c774d3a8f1a19f4bf2a8d8e009d81eae563d72cdbed5d314ad5e87fef19ccec432e171501d4a5f38c36ee277287ba12ff6dfa81c1fa465211f7ed0c82047e8dc
ripemd-160
c81bd535d59c9ecbb82c54febc9313a058e9a87a
Diameter
258985042
Circumference
813625505.33684
Area
5.2679208917983E+16
Volume
9.0954180894338E+24
Surface area
2.1071683567193E+17
Circumference
813625505.33684
Perimeter
517970084
Area
16768312994935441
Diagonal
183130079.42408
Surface area
100609877969612646
Volume
2.1713711226313E+24
Space diagonal
224287625.57218
Perimeter
388477563
Area
7.2608925161114E+15
Altitude
112143812.78609
Surface area
7.2608925161114E+15
Volume
2.5589854088087E+23
Height
61043359.808028