129875994 is an even 9-digits composite number following 129875993
and preceding 129875995 . In scientific notation, it is written as 1.29875994 × 10^8.
The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors.
There are 42121296 positive integers (up to 129875994) that are relatively prime to 129875994.
129875994 has 8 divisors, whose sum is 195012000
The reverse of 129875994 is 499578921
Previous prime number is 999
Is Prime? no
Number parity even
Number length 9
Sum of Digits 54
Digital Root 9
Name
one hundred twenty-nine million eight hundred seventy-five thousand nine hundred ninety-four
Scientific notation
1.29875994 × 10^8
Engineering notation
1.29875994 × 10^6
Prime Factorization
2 × 999 × 65003
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129875994
Product of the distinct prime numbers
The prime factorization of 129875994 is 2 × 999 × 65003.
Since it has a total of 3 prime factors.
2 , 9 , 37 , 69 , 263 , 152 , 7195 , 92 , 43934 , 69587 , 681723 , 466548 , 3751357 , 1472153 , 15511352 , 68651116 , 165071385 , 586779068 , 8994120764 , 4410433586
n×2
259751988
n×3
389627982
n×4
519503976
n×5
649379970
n÷2
64937997
n÷3
43291998
n÷3
32468998.5
n÷5
25975198.8
n2
16867773817488036
n3
2.1907188911134E+24
n4
2.8452179355793E+32
n5
3.6952550753E+40
2 √n
11396.314930713
3 √n
506.41857650683
4 √n
106.75352420746
5 √n
41.947470460235
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
-129875993
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 129875994 can be divided by 8 positive divisors.
The sum of these divisors (counting 129875994) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101111011100000000011010
3
Ternary
100001101101101000
4
Quaternary
13233130000122
5
Quinary
231222012434
6
Senary
20515405430
8
Octal
757340032
10
Decimal
129875994
12
Duodecimal
375b3876
16
Hexadecimal
7bdc01a
20
Vigesimal
20be9je
36
Base36
25boyi
md5
e59484bffe8e3fa3e16c155f6268165e
sha1
8581329d7b4bf5ce339c467a2692a0efcbe00d2c
sha256
00e32f890eb840b2b7eddccc857f9b96b99dd3e3bc8d6ec3647d1e33db347e9b
sha512
c32feb21aba170c28e047a745a5df299440b55000028f712db1887b8c01b101234fb605c1bd7f58315a1d4cabd21ddb27c92e5ae9c629f25e9117197f3ad6950
ripemd-160
8f1ad10530846d9a2619b36864548695d020e8be
Diameter
259751988
Circumference
816034937.25614
Area
5.2991674307435E+16
Volume
9.1764618325365E+24
Surface area
2.1196669722974E+17
Circumference
816034937.25614
Perimeter
519503976
Area
16867773817488036
Diagonal
183672392.14149
Surface area
101206642904928216
Volume
2.1907188911134E+24
Space diagonal
224951820.29151
Perimeter
389627982
Area
7.3039603156173E+15
Altitude
112475910.14576
Surface area
7.3039603156173E+15
Volume
2.581786972633E+23
Height
61224130.713829