129124621 is an odd 9-digits composite number following 129124620
and preceding 129124622 . In scientific notation, it is written as 1.29124621 × 10^8.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 125975200 positive integers (up to 129124621) that are relatively prime to 129124621.
129124621 has 4 divisors, whose sum is 132274044
The reverse of 129124621 is 126421921
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 28
Digital Root 1
Name
one hundred twenty-nine million one hundred twenty-four thousand six hundred twenty-one
Scientific notation
1.29124621 × 10^8
Engineering notation
1.29124621 × 10^6
Prime Factorization
41 × 3149381
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129124621
Product of the distinct prime numbers
The prime factorization of 129124621 is 41 × 3149381.
Since it has a total of 2 prime factors.
2 , 8 , 5 , 96 , 538 , 37 , 5219 , 1451 , 36534 , 62119 , 848826 , 169833 , 7416864 , 3455961 , 81846577 , 99180197 , 747293930 , 770053691 , 9003613346 , 1272831931
n×2
258249242
n×3
387373863
n×4
516498484
n×5
645623105
n÷2
64562310.5
n÷3
43041540.333333
n÷3
32281155.25
n÷5
25824924.2
n2
16673167748393641
n3
2.1529164663808E+24
n4
2.7799452276607E+32
n5
3.5895937392245E+40
2 √n
11363.301500884
3 √n
505.44009082725
4 √n
106.5987875207
5 √n
41.898821919449
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
-129124620
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 129124621 can be divided by 4 positive divisors.
The sum of these divisors (counting 129124621) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101100100100100100001101
3
Ternary
22222222012200101
4
Quaternary
13230210210031
5
Quinary
231023441441
6
Senary
20451331101
8
Octal
754444415
10
Decimal
129124621
12
Duodecimal
372b0a91
16
Hexadecimal
7b2490d
20
Vigesimal
2070bb1
36
Base36
24vl71
md5
b1bf10faeaf597a539aee3004bea101d
sha1
5954448f0a9df006fbf062534660d78ec8d5a5c0
sha256
580d3a80d8c726f51789d94dffc31a811691c086b352ebdb7aeac4e2db6b79f6
sha512
6862c34d31a117a802fad40d91ee15603567f26d5a3aa7201667e9e352f5d2a2f71d73b83580be87283db25af78e48242d0d1287dafe971b2fd42999525fc392
ripemd-160
f731126279bebc0a7f39097c2ba6e7f793efe30d
Diameter
258249242
Circumference
811313921.46233
Area
5.2380301310424E+16
Volume
9.018115406099E+24
Surface area
2.0952120524169E+17
Circumference
811313921.46233
Perimeter
516498484
Area
16673167748393641
Diagonal
182609790.25449
Surface area
100039006490361846
Volume
2.1529164663808E+24
Space diagonal
223650404.08008
Perimeter
387373863
Area
7.2196934158341E+15
Altitude
111825202.04004
Surface area
7.2196934158341E+15
Volume
2.5372363878433E+23
Height
60869930.084829