129969887 is an odd 9-digits composite number following 129969886
and preceding 129969888 . In scientific notation, it is written as 1.29969887 × 10^8.
The sum of its digits is 59. It has a total of 3 prime factors and 8 positive divisors.
There are 125614080 positive integers (up to 129969887) that are relatively prime to 129969887.
129969887 has 8 divisors, whose sum is 134336640
The reverse of 129969887 is 788969921
Previous prime number is 929
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 59
Digital Root 5
Name
one hundred twenty-nine million nine hundred sixty-nine thousand eight hundred eighty-seven
Scientific notation
1.29969887 × 10^8
Engineering notation
1.29969887 × 10^6
Prime Factorization
31 × 929 × 4513
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129969887
Product of the distinct prime numbers
The prime factorization of 129969887 is 31 × 929 × 4513.
Since it has a total of 3 prime factors.
10 , 5 , 38 , 28 , 648 , 805 , 6509 , 8717 , 52659 , 63921 , 28464 , 855132 , 8557500 , 9446924 , 4052041 , 32255541 , 762715842 , 894191415 , 3896248721 , 1197208351
n×2
259939774
n×3
389909661
n×4
519879548
n×5
649849435
n÷2
64984943.5
n÷3
43323295.666667
n÷3
32492471.75
n÷5
25993977.4
n2
16892171526792769
n3
2.1954736245219E+24
n4
2.8534545889059E+32
n5
3.7086317047973E+40
2 √n
11400.433632104
3 √n
506.54058444196
4 √n
106.77281316938
5 √n
41.953533836953
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
-129969886
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 129969887 can be divided by 8 positive divisors.
The sum of these divisors (counting 129969887) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101111110010111011011111
3
Ternary
100001120011011112
4
Quaternary
13233302323133
5
Quinary
231233014022
6
Senary
20521412235
8
Octal
757627337
10
Decimal
129969887
12
Duodecimal
3763a07b
16
Hexadecimal
7bf2edf
20
Vigesimal
20c64e7
36
Base36
25dpen
md5
bebb07c09c164d75947a1cbe2dcce223
sha1
87246843042553afe8e9d442d53406dc65982dbe
sha256
0032650ca0e5bb8cf9e2a6782dbd2cb8cb148f097053a68d44fb228ce0195e82
sha512
d9b8b49286285b59bbb4bdab4139ded98af23eab1e86d23fd132ab237250c2f1baf353245a31d427c869705a9af63fa80a3c7a60a34fa25947e5e169a7108ead
ripemd-160
6c47106dba56f9bd093389cce034adf1e322f81c
Diameter
259939774
Circumference
816624884.37419
Area
5.3068321971751E+16
Volume
9.1963784132641E+24
Surface area
2.12273287887E+17
Circumference
816624884.37419
Perimeter
519879548
Area
16892171526792769
Diagonal
183805176.8955
Surface area
101353029160756614
Volume
2.1954736245219E+24
Space diagonal
225114447.73799
Perimeter
389909661
Area
7.3145248336434E+15
Altitude
112557223.86899
Surface area
7.3145248336434E+15
Volume
2.5873904796927E+23
Height
61268392.2985