129331387 is an odd 9-digits composite number following 129331386
and preceding 129331388 . In scientific notation, it is written as 1.29331387 × 10^8.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 124753440 positive integers (up to 129331387) that are relatively prime to 129331387.
129331387 has 8 divisors, whose sum is 133917840
The reverse of 129331387 is 783133921
Previous prime number is 2083
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 37
Digital Root 1
Name
one hundred twenty-nine million three hundred thirty-one thousand three hundred eighty-seven
Scientific notation
1.29331387 × 10^8
Engineering notation
1.29331387 × 10^6
Prime Factorization
29 × 2083 × 2141
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129331387
Product of the distinct prime numbers
The prime factorization of 129331387 is 29 × 2083 × 2141.
Since it has a total of 3 prime factors.
6 , 9 , 74 , 74 , 764 , 28 , 7157 , 660 , 94412 , 20451 , 158516 , 164917 , 3522722 , 170730 , 12501949 , 39024188 , 915297124 , 688247670 , 4193243808 , 3891006581
n×2
258662774
n×3
387994161
n×4
517325548
n×5
646656935
n÷2
64665693.5
n÷3
43110462.333333
n÷3
32332846.75
n÷5
25866277.4
n2
16726607663343769
n3
2.1632753689051E+24
n4
2.7977940392343E+32
n5
3.6184258363451E+40
2 √n
11372.395833772
3 √n
505.7097323878
4 √n
106.6414358201
5 √n
41.912231768196
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
-129331386
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 129331387 can be divided by 8 positive divisors.
The sum of these divisors (counting 129331387) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101101010111000010111011
3
Ternary
100000100201022101
4
Quaternary
13231113002323
5
Quinary
231102101022
6
Senary
20500004231
8
Octal
755270273
10
Decimal
129331387
12
Duodecimal
37390677
16
Hexadecimal
7b570bb
20
Vigesimal
2086897
36
Base36
2500qj
md5
30ace8075ac0f04a016d9f396f59f4a2
sha1
4b732faa7cd2b7b913c4ed46feca23abd858dcb8
sha256
11b23190325e47f3ca2d45f3b4525e0254e01f3fe96c41fddf002a79ef5aa5fd
sha512
26a22aa35fc7b1b01f5a447b3e3a2141426844cf608ef90973bed90ea789fd11eef599af3a78dc90a12a95d7836eb2f11d884feb259e70cb715c30bf49e39e71
ripemd-160
be03c56fd0f4ac0e78a62643fd6d8deac557cf75
Diameter
258662774
Circumference
812613070.55556
Area
5.254818775464E+16
Volume
9.0615066755253E+24
Surface area
2.1019275101856E+17
Circumference
812613070.55556
Perimeter
517325548
Area
16726607663343769
Diagonal
182902201.53592
Surface area
100359645980062614
Volume
2.1632753689051E+24
Space diagonal
224008533.29735
Perimeter
387994161
Area
7.2428335777956E+15
Altitude
112004266.64868
Surface area
7.2428335777956E+15
Volume
2.5494444715444E+23
Height
60967400.511974