129127974 is an even 9-digits composite number following 129127973
and preceding 129127975 . In scientific notation, it is written as 1.29127974 × 10^8.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 43042656 positive integers (up to 129127974) that are relatively prime to 129127974.
129127974 has 8 divisors, whose sum is 258255960
The reverse of 129127974 is 479721921
Previous prime number is 3
Is Prime? no
Number parity even
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred twenty-nine million one hundred twenty-seven thousand nine hundred seventy-four
Scientific notation
1.29127974 × 10^8
Engineering notation
1.29127974 × 10^6
Prime Factorization
2 × 3 × 21521329
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129127974
Product of the distinct prime numbers
The prime factorization of 129127974 is 2 × 3 × 21521329.
Since it has a total of 3 prime factors.
10 , 2 , 97 , 29 , 908 , 62 , 6689 , 2768 , 8603 , 17144 , 105227 , 622602 , 817661 , 1476268 , 11647381 , 6508064 , 537659480 , 251539771 , 9002018538 , 2114037285
n×2
258255948
n×3
387383922
n×4
516511896
n×5
645639870
n÷2
64563987
n÷3
43042658
n÷3
32281993.5
n÷5
25825594.8
n2
16674033669344676
n3
2.1530841861303E+24
n4
2.7802339880644E+32
n5
3.590059821247E+40
2 √n
11363.449036274
3 √n
505.44446573769
4 √n
106.59947953097
5 √n
41.899039515891
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
-129127973
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 129127974 can be divided by 8 positive divisors.
The sum of these divisors (counting 129127974) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101100100101011000100110
3
Ternary
22222222101021120
4
Quaternary
13230211120212
5
Quinary
231024043344
6
Senary
20451354410
8
Octal
754453046
10
Decimal
129127974
12
Duodecimal
372b2a06
16
Hexadecimal
7b25626
20
Vigesimal
2070jie
36
Base36
24vns6
md5
32a3b8c19ef44304fc6f5da53db29e46
sha1
5c66ca0911356e562a87c5eb1bcf128a307b66c0
sha256
de4375f75b271926dd7f9b77c9c17cfe70268be69f87a216c609a58a2dc58aed
sha512
3841e7004fb62aaf9514caa6e210f24ff2526685fb95ddfa2200a317de8476a3f78b76b2ac0ca8c521bbbff4b391736a3979803f5bf9d5b143f991bc640c11ee
ripemd-160
5333614e6c9cc2135a59750dc13f96ca9d682171
Diameter
258255948
Circumference
811334988.98267
Area
5.2383021681322E+16
Volume
9.0188179489429E+24
Surface area
2.0953208672529E+17
Circumference
811334988.98267
Perimeter
516511896
Area
16674033669344676
Diagonal
182614532.11256
Surface area
100044202016068056
Volume
2.1530841861303E+24
Space diagonal
223656211.64643
Perimeter
387383922
Area
7.2200683706048E+15
Altitude
111828105.82322
Surface area
7.2200683706048E+15
Volume
2.5374340474637E+23
Height
60871510.704187