129347831 is an odd 9-digits composite number following 129347830
and preceding 129347832 . In scientific notation, it is written as 1.29347831 × 10^8.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 129211152 positive integers (up to 129347831) that are relatively prime to 129347831.
129347831 has 4 divisors, whose sum is 129484512
The reverse of 129347831 is 138743921
Previous prime number is 953
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred twenty-nine million three hundred forty-seven thousand eight hundred thirty-one
Scientific notation
1.29347831 × 10^8
Engineering notation
1.29347831 × 10^6
Prime Factorization
953 × 135727
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129347831
Product of the distinct prime numbers
The prime factorization of 129347831 is 953 × 135727.
Since it has a total of 2 prime factors.
3 , 8 , 91 , 83 , 560 , 300 , 1564 , 6278 , 20968 , 93511 , 696241 , 153290 , 8252792 , 7348476 , 8499863 , 51500509 , 263599415 , 203844059 , 817839910 , 2496822335
n×2
258695662
n×3
388043493
n×4
517391324
n×5
646739155
n÷2
64673915.5
n÷3
43115943.666667
n÷3
32336957.75
n÷5
25869566.2
n2
16730861384404561
n3
2.1641006308344E+24
n4
2.7992172266416E+32
n5
3.6207267676393E+40
2 √n
11373.118789497
3 √n
505.73116451039
4 √n
106.64482542297
5 √n
41.913297510559
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
-129347830
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 129347831 can be divided by 4 positive divisors.
The sum of these divisors (counting 129347831) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101101011011000011110111
3
Ternary
100000101112212102
4
Quaternary
13231123003313
5
Quinary
231103112311
6
Senary
20500212315
8
Octal
755330367
10
Decimal
129347831
12
Duodecimal
3739a09b
16
Hexadecimal
7b5b0f7
20
Vigesimal
20889bb
36
Base36
250dfb
md5
ee3359710f784d7b24bc5dfd12909fc1
sha1
2607233f56c017330dd096ac49e1eb1289360f98
sha256
9218e375e7d10128585bc5157166f1fbb2dbd39105800b4318eeba14790ea879
sha512
16a669fb6e0ec738f13b81447e7294430cef017859ddf320b86806a8a0feeaebf4f750ac25716d72cdbe69767148ce2aa68d66944897bc2f517cc4b64c28d5c9
ripemd-160
46ce48d4f8c292db7bfcc9f4d2cfd0d89eee6acd
Diameter
258695662
Circumference
812716391.25475
Area
5.2561551213475E+16
Volume
9.0649635246111E+24
Surface area
2.102462048539E+17
Circumference
812716391.25475
Perimeter
517391324
Area
16730861384404561
Diagonal
182925456.86374
Surface area
100385168306427366
Volume
2.1641006308344E+24
Space diagonal
224037015.14083
Perimeter
388043493
Area
7.2446754930452E+15
Altitude
112018507.57042
Surface area
7.2446754930452E+15
Volume
2.5504170520551E+23
Height
60975152.287914