129038961 is an odd 9-digits composite number following 129038960
and preceding 129038962 . In scientific notation, it is written as 1.29038961 × 10^8.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 84847392 positive integers (up to 129038961) that are relatively prime to 129038961.
129038961 has 8 divisors, whose sum is 174409120
The reverse of 129038961 is 169830921
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
one hundred twenty-nine million thirty-eight thousand nine hundred sixty-one
Scientific notation
1.29038961 × 10^8
Engineering notation
1.29038961 × 10^6
Prime Factorization
3 × 73 × 589219
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129038961
Product of the distinct prime numbers
The prime factorization of 129038961 is 3 × 73 × 589219.
Since it has a total of 3 prime factors.
3 , 10 , 5 , 67 , 161 , 12 , 3264 , 8478 , 7821 , 94506 , 190716 , 770365 , 9109566 , 8681671 , 32834425 , 8961731 , 681427247 , 950219041 , 5199657395 , 929356284
n×2
258077922
n×3
387116883
n×4
516155844
n×5
645194805
n÷2
64519480.5
n÷3
43012987
n÷3
32259740.25
n÷5
25807792.2
n2
16651053455959521
n3
2.1486346375125E+24
n4
2.7725758119322E+32
n5
3.5777030206546E+40
2 √n
11359.531724503
3 √n
505.32829811253
4 √n
106.58110397488
5 √n
41.893261390691
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
-129038960
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 129038961 can be divided by 8 positive divisors.
The sum of these divisors (counting 129038961) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101100001111101001110001
3
Ternary
22222210212011210
4
Quaternary
13230033221301
5
Quinary
231013221321
6
Senary
20445430333
8
Octal
754175161
10
Decimal
129038961
12
Duodecimal
3726b3a9
16
Hexadecimal
7b0fa71
20
Vigesimal
2069h81
36
Base36
24tr3l
md5
eda72a8e0fa9b775115182efb96ba327
sha1
f7318784fd3f6e08f4eede4b4b25a0e1568144fc
sha256
3144bbcee8708252f3fc70984971adcf53ed2f45b5cafd6b935287b10fa87aa9
sha512
41f45b819ccd598ce9d3a9c0811a306077ec6e08c98ae2b487254e6b1a9683de4bd97f1a73b45af525d46896faa0a675c87422d0d35d2728daa34acbaf25a69e
ripemd-160
04c3862f2d64bec1f7214041af4f89068a3630cd
Diameter
258077922
Circumference
810775703.80892
Area
5.2310827211773E+16
Volume
9.000179723277E+24
Surface area
2.0924330884709E+17
Circumference
810775703.80892
Perimeter
516155844
Area
16651053455959521
Diagonal
182488648.72073
Surface area
99906320735757126
Volume
2.1486346375125E+24
Space diagonal
223502036.6079
Perimeter
387116883
Area
7.2101176463168E+15
Altitude
111751018.30395
Surface area
7.2101176463168E+15
Volume
2.532190204129E+23
Height
60829549.573578