129127561 is an odd 9-digits prime number following 129127560
and preceding 129127562 . In scientific notation, it is written as 1.29127561 × 10^8.
The sum of its digits is 34. It has a total of 1 prime factors and 2 positive divisors.
There are 129127560 positive integers (up to 129127561) that are relatively prime to 129127561.
129127561 has 2 divisors, whose sum is 129127562
The reverse of 129127561 is 165721921
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred twenty-nine million one hundred twenty-seven thousand five hundred sixty-one
Scientific notation
1.29127561 × 10^8
Engineering notation
1.29127561 × 10^6
Prime Factorization
129127561
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
129127561
Product of the distinct prime numbers
The prime factorization of 129127561 is 129127561.
Since it has a total of 1 prime factors.
4 , 4 , 29 , 35 , 496 , 357 , 633 , 5644 , 60586 , 36377 , 31984 , 605317 , 7018060 , 2775119 , 16199276 , 66077498 , 27562448 , 972125714 , 8606300893 , 6555029144
n×2
258255122
n×3
387382683
n×4
516510244
n×5
645637805
n÷2
64563780.5
n÷3
43042520.333333
n÷3
32281890.25
n÷5
25825512.2
n2
16673927009808721
n3
2.1530635270686E+24
n4
2.7801984192843E+32
n5
3.5900024097824E+40
2 √n
11363.43086396
3 √n
505.44392686972
4 √n
106.59939429453
5 √n
41.899012714068
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
129127562
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
64563781
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
11363.430907961
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999845114
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129127561 can be divided by 2 positive divisors.
The sum of these divisors (counting 129127561) is 129127562, the average is 64563781.
Base
System
Value
2
Binary
111101100100101010010001001
3
Ternary
22222222100201021
4
Quaternary
13230211102021
5
Quinary
231024040221
6
Senary
20451352441
8
Octal
754452211
10
Decimal
129127561
12
Duodecimal
372b2721
16
Hexadecimal
7b25489
20
Vigesimal
2070ii1
36
Base36
24vngp
md5
5d5576712eaad55d1093e0332785eba7
sha1
40cf1cc27449fe610916a0286f1fc516fb69bbf6
sha256
8b673f40e6adb2dbf47399ca53d70182e9b1d4ef353d1243e28a5e727c991597
sha512
5008794f1a31b07ca05ce002823e1b4b7073a0fe04306415b2c73629ab29bd3ab531a96a5b6f4bf9745a592ac03df5fcf408276545d018aea862a82a1ddfc77b
ripemd-160
714b343c21f49415cbc9463fb5cb09bf5bbd32ed
Diameter
258255122
Circumference
811332394.02714
Area
5.2382686600508E+16
Volume
9.0187314124679E+24
Surface area
2.0953074640203E+17
Circumference
811332394.02714
Perimeter
516510244
Area
16673927009808721
Diagonal
182613948.04236
Surface area
100043562058852326
Volume
2.1530635270686E+24
Space diagonal
223655496.30945
Perimeter
387382683
Area
7.2200221856709E+15
Altitude
111827748.15472
Surface area
7.2200221856709E+15
Volume
2.5374097005261E+23
Height
60871316.01412