129969889 is an odd 9-digits composite number following 129969888
and preceding 129969890 . In scientific notation, it is written as 1.29969889 × 10^8.
The sum of its digits is 61. It has a total of 2 prime factors and 4 positive divisors.
There are 111402756 positive integers (up to 129969889) that are relatively prime to 129969889.
129969889 has 4 divisors, whose sum is 148537024
The reverse of 129969889 is 988969921
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 61
Digital Root 7
Name
one hundred twenty-nine million nine hundred sixty-nine thousand eight hundred eighty-nine
Scientific notation
1.29969889 × 10^8
Engineering notation
1.29969889 × 10^6
Prime Factorization
7 × 18567127
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129969889
Product of the distinct prime numbers
The prime factorization of 129969889 is 7 × 18567127.
Since it has a total of 2 prime factors.
3 , 8 , 29 , 87 , 513 , 630 , 5333 , 7433 , 49412 , 79786 , 704349 , 913432 , 9071585 , 3366880 , 46194127 , 24032918 , 432566503 , 458414738 , 1514186048 , 7780073275
n×2
259939778
n×3
389909667
n×4
519879556
n×5
649849445
n÷2
64984944.5
n÷3
43323296.333333
n÷3
32492472.25
n÷5
25993977.8
n2
16892172046672321
n3
2.1954737258749E+24
n4
2.8534547645438E+32
n5
3.7086319901428E+40
2 √n
11400.43371982
3 √n
506.54058704021
4 √n
106.77281358014
5 √n
41.953533966071
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
-129969888
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 129969889 can be divided by 4 positive divisors.
The sum of these divisors (counting 129969889) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101111110010111011100001
3
Ternary
100001120011011121
4
Quaternary
13233302323201
5
Quinary
231233014024
6
Senary
20521412241
8
Octal
757627341
10
Decimal
129969889
12
Duodecimal
3763a081
16
Hexadecimal
7bf2ee1
20
Vigesimal
20c64e9
36
Base36
25dpep
md5
259d08b1c55bd1f6452b5549c80c9613
sha1
bbc2c67d712a92ef179dc8b851f5485122d3a797
sha256
92546ea5235ee7c4cbbafca8f59eb3dd84866cb087fc6f73b98f7aead8a9cd79
sha512
558f3641e1255b01ef2edbf83a18a81b8a41606e28b36cbe88aad2863073aa3179fbf5c9b3dac056f8f2b77a19cb7cf84884b88083573ac205e4371dce162ba4
ripemd-160
4bf11dd69a9e9baba5f3380797c9ace7fff9c48d
Diameter
259939778
Circumference
816624896.94056
Area
5.3068323605001E+16
Volume
9.1963788378107E+24
Surface area
2.1227329442E+17
Circumference
816624896.94056
Perimeter
519879556
Area
16892172046672321
Diagonal
183805179.72393
Surface area
101353032280033926
Volume
2.1954737258749E+24
Space diagonal
225114451.20209
Perimeter
389909667
Area
7.3145250587578E+15
Altitude
112557225.60104
Surface area
7.3145250587578E+15
Volume
2.5873905991384E+23
Height
61268393.241309