129125897 is an odd 9-digits composite number following 129125896
and preceding 129125898 . In scientific notation, it is written as 1.29125897 × 10^8.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 121390912 positive integers (up to 129125897) that are relatively prime to 129125897.
129125897 has 8 divisors, whose sum is 136878336
The reverse of 129125897 is 798521921
Previous prime number is 983
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 44
Digital Root 8
Name
one hundred twenty-nine million one hundred twenty-five thousand eight hundred ninety-seven
Scientific notation
1.29125897 × 10^8
Engineering notation
1.29125897 × 10^6
Prime Factorization
17 × 983 × 7727
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129125897
Product of the distinct prime numbers
The prime factorization of 129125897 is 17 × 983 × 7727.
Since it has a total of 3 prime factors.
1 , 1 , 3 , 68 , 251 , 777 , 7406 , 1413 , 46264 , 72128 , 940881 , 820930 , 7250378 , 574436 , 60531729 , 49081681 , 835215472 , 565270054 , 2073709645 , 7730581541
n×2
258251794
n×3
387377691
n×4
516503588
n×5
645629485
n÷2
64562948.5
n÷3
43041965.666667
n÷3
32281474.25
n÷5
25825179.4
n2
16673497276054609
n3
2.1529802918976E+24
n4
2.780055114146E+32
n5
3.5897711032354E+40
2 √n
11363.3576464
3 √n
505.44175572903
4 √n
106.59905087007
5 √n
41.898904727336
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
-129125896
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 129125897 can be divided by 8 positive divisors.
The sum of these divisors (counting 129125897) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101100100100111000001001
3
Ternary
22222222021102122
4
Quaternary
13230210320021
5
Quinary
231024012042
6
Senary
20451341025
8
Octal
754447011
10
Decimal
129125897
12
Duodecimal
372b1775
16
Hexadecimal
7b24e09
20
Vigesimal
2070eeh
36
Base36
24vm6h
md5
3b23537792a1f0d76533303df8517fe9
sha1
bbe7742cc9cc5701a482e3baed2c9cd8653a0784
sha256
f3c661348064c0adac69387f2533f42309474c81b6634a27612044c25d55fc5b
sha512
8528b65032a7b6a485d92e55263b8fa451c78cf81b0f2305dbc63f78a21500667a9b35fca25021950a0d363316fd03ebc5c2f58bb09db83d3b885eaaccee667e
ripemd-160
84ad62526f3ef1eed2556da5810cfd242a1fc1b3
Diameter
258251794
Circumference
811321938.80678
Area
5.2381336552103E+16
Volume
9.0183827577988E+24
Surface area
2.0952534620841E+17
Circumference
811321938.80678
Perimeter
516503588
Area
16673497276054609
Diagonal
182611594.79099
Surface area
100040983656327654
Volume
2.1529802918976E+24
Space diagonal
223652614.17691
Perimeter
387377691
Area
7.219836105497E+15
Altitude
111826307.08845
Surface area
7.219836105497E+15
Volume
2.5373116069363E+23
Height
60870531.596997