129670931 is an odd 9-digits composite number following 129670930
and preceding 129670932 . In scientific notation, it is written as 1.29670931 × 10^8.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 119521152 positive integers (up to 129670931) that are relatively prime to 129670931.
129670931 has 8 divisors, whose sum is 139849920
The reverse of 129670931 is 139076921
Previous prime number is 719
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred twenty-nine million six hundred seventy thousand nine hundred thirty-one
Scientific notation
1.29670931 × 10^8
Engineering notation
1.29670931 × 10^6
Prime Factorization
13 × 719 × 13873
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129670931
Product of the distinct prime numbers
The prime factorization of 129670931 is 13 × 719 × 13873.
Since it has a total of 3 prime factors.
8 , 1 , 74 , 71 , 230 , 635 , 1049 , 5691 , 68661 , 41522 , 340933 , 501665 , 3146762 , 8419812 , 44445912 , 40890626 , 788985732 , 265099030 , 632417712 , 290759792
n×2
259341862
n×3
389012793
n×4
518683724
n×5
648354655
n÷2
64835465.5
n÷3
43223643.666667
n÷3
32417732.75
n÷5
25934186.2
n2
16814550346406761
n3
2.1803583977649E+24
n4
2.8272910335185E+32
n5
3.6661746052429E+40
2 √n
11387.314477084
3 √n
506.15190568011
4 √n
106.71136058117
5 √n
41.934215798355
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
-129670930
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 129670931 can be divided by 8 positive divisors.
The sum of these divisors (counting 129670931) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101110101001111100010011
3
Ternary
100000222222002002
4
Quaternary
13232221330103
5
Quinary
231143432211
6
Senary
20511144215
8
Octal
756517423
10
Decimal
129670931
12
Duodecimal
3751506b
16
Hexadecimal
7ba9f13
20
Vigesimal
20a8h6b
36
Base36
257aqb
md5
aa53889fd2af86b63463656efff0be7d
sha1
3d68851b440ac2b1bb46d63d05b581278edf8cdd
sha256
540ec3b7ab312e14d31d01ec6fd2e19b421ceeedfea4c510afd926bcf9d590aa
sha512
dc15a47bb20721c5be445592abac61578bc715680a801c2fb48a0c5d76844c69beadd6156cc917d774554147e2f45138549e234c32561da3c006f89837960442
ripemd-160
05be22d6669c47aaae532d54a1bbbe412d8d1ebe
Diameter
259341862
Circumference
814746488.4275
Area
5.2824467841687E+16
Volume
9.1330638994815E+24
Surface area
2.1129787136675E+17
Circumference
814746488.4275
Perimeter
518683724
Area
16814550346406761
Diagonal
183382389.26575
Surface area
100887302078440566
Volume
2.1803583977649E+24
Space diagonal
224596640.75676
Perimeter
389012793
Area
7.2809138766003E+15
Altitude
112298320.37838
Surface area
7.2809138766003E+15
Volume
2.5695770141277E+23
Height
61127463.088582