129127979 is an odd 9-digits composite number following 129127978
and preceding 129127980 . In scientific notation, it is written as 1.29127979 × 10^8.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 129094584 positive integers (up to 129127979) that are relatively prime to 129127979.
129127979 has 4 divisors, whose sum is 129161376
The reverse of 129127979 is 979721921
Previous prime number is 4463
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred twenty-nine million one hundred twenty-seven thousand nine hundred seventy-nine
Scientific notation
1.29127979 × 10^8
Engineering notation
1.29127979 × 10^6
Prime Factorization
4463 × 28933
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129127979
Product of the distinct prime numbers
The prime factorization of 129127979 is 4463 × 28933.
Since it has a total of 2 prime factors.
6 , 3 , 23 , 69 , 53 , 657 , 583 , 8020 , 57940 , 66029 , 884841 , 268357 , 2246825 , 4224001 , 76135739 , 38087440 , 518302106 , 892269721 , 5092407538 , 7530660874
n×2
258255958
n×3
387383937
n×4
516511916
n×5
645639895
n÷2
64563989.5
n÷3
43042659.666667
n÷3
32281994.75
n÷5
25825595.8
n2
16674034960624441
n3
2.1530844362408E+24
n4
2.7802344186813E+32
n5
3.5900605163055E+40
2 √n
11363.449256278
3 √n
505.44447226151
4 √n
106.59948056289
5 √n
41.899039840368
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129127978
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129127979 can be divided by 4 positive divisors.
The sum of these divisors (counting 129127979) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101100100101011000101011
3
Ternary
22222222101021202
4
Quaternary
13230211120223
5
Quinary
231024043404
6
Senary
20451354415
8
Octal
754453053
10
Decimal
129127979
12
Duodecimal
372b2a0b
16
Hexadecimal
7b2562b
20
Vigesimal
2070jij
36
Base36
24vnsb
md5
262ea15d8879eea0680c13cc3469c451
sha1
1144fc6673eba35dbed18b6068ead6758159806a
sha256
cf2551995998a550863aa391098e96510b6ea613ee67801a7fa198310f038c65
sha512
ff9f9ec5afd76ff475b87f53fb694f6c01bc021d071f9da82e7fb9d3a7e2a270ab0525ae2e248d87cfc0556fc03219696f9e4bf37c1fb55b23a260a50b0494b2
ripemd-160
47f088261180db3b755fe7835dd37b9daebcf15c
Diameter
258255958
Circumference
811335020.39859
Area
5.2383025737997E+16
Volume
9.0188189966034E+24
Surface area
2.0953210295199E+17
Circumference
811335020.39859
Perimeter
516511916
Area
16674034960624441
Diagonal
182614539.18363
Surface area
100044209763746646
Volume
2.1530844362408E+24
Space diagonal
223656220.30669
Perimeter
387383937
Area
7.2200689297453E+15
Altitude
111828110.15334
Surface area
7.2200689297453E+15
Volume
2.5374343422218E+23
Height
60871513.061209