129121097 is an odd 9-digits composite number following 129121096
and preceding 129121098 . In scientific notation, it is written as 1.29121097 × 10^8.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 109116000 positive integers (up to 129121097) that are relatively prime to 129121097.
129121097 has 8 divisors, whose sum is 149645952
The reverse of 129121097 is 790121921
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 32
Digital Root 5
Name
one hundred twenty-nine million one hundred twenty-one thousand ninety-seven
Scientific notation
1.29121097 × 10^8
Engineering notation
1.29121097 × 10^6
Prime Factorization
7 × 71 × 259801
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129121097
Product of the distinct prime numbers
The prime factorization of 129121097 is 7 × 71 × 259801.
Since it has a total of 3 prime factors.
6 , 10 , 8 , 36 , 654 , 280 , 9240 , 1828 , 84579 , 98193 , 292252 , 612670 , 2452201 , 5109042 , 41552195 , 67659443 , 376107157 , 747407548 , 9343556632 , 7002923746
n×2
258242194
n×3
387363291
n×4
516484388
n×5
645605485
n÷2
64560548.5
n÷3
43040365.666667
n÷3
32280274.25
n÷5
25824219.4
n2
16672257690483409
n3
2.1527402024619E+24
n4
2.7796417649788E+32
n5
3.5891039396108E+40
2 √n
11363.146439257
3 √n
505.43549271867
4 √n
106.59806020401
5 √n
41.898593220911
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
-129121096
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 129121097 can be divided by 8 positive divisors.
The sum of these divisors (counting 129121097) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101100100011101101001001
3
Ternary
22222222000211212
4
Quaternary
13230203231021
5
Quinary
231023333342
6
Senary
20451302505
8
Octal
754435511
10
Decimal
129121097
12
Duodecimal
372aaa35
16
Hexadecimal
7b23b49
20
Vigesimal
20702eh
36
Base36
24vih5
md5
1a11c4e0f4fef0fcb6dd510af4b4b61c
sha1
03dfedb342f6e803e4194496b3ae213088084e16
sha256
3e1c12e988ebe7fbb449bc907b60ddfe70acd70dfd15f43f5a413217e18e127e
sha512
cb5944c77e32a3f2c5dc1051b82813d70226e6a700cebf1311f6477b587b0dab8dda2818f7313f677b9191ac988c8cbb624cbfd0fb7525d4117979179f620bed
ripemd-160
08ca7937cc5561a582ee1d8e6546a2a1ea55d1cb
Diameter
258242194
Circumference
811291779.51731
Area
5.2377442279179E+16
Volume
9.0173770735223E+24
Surface area
2.0950976911671E+17
Circumference
811291779.51731
Perimeter
516484388
Area
16672257690483409
Diagonal
182604806.56589
Surface area
100033546142900454
Volume
2.1527402024619E+24
Space diagonal
223644300.33303
Perimeter
387363291
Area
7.2192993491996E+15
Altitude
111822150.16651
Surface area
7.2192993491996E+15
Volume
2.5370286588229E+23
Height
60868268.855297