129951491 is an odd 9-digits prime number following 129951490
and preceding 129951492 . In scientific notation, it is written as 1.29951491 × 10^8.
The sum of its digits is 41. It has a total of 1 prime factors and 2 positive divisors.
There are 129951490 positive integers (up to 129951491) that are relatively prime to 129951491.
129951491 has 2 divisors, whose sum is 129951492
The reverse of 129951491 is 194159921
Previous prime number is 1
Is Prime? yes Number parity odd Number length 9 Sum of Digits 41 Digital Root 5
Name
one hundred twenty-nine million nine hundred fifty-one thousand four hundred ninety-one
Scientific notation
1.29951491 × 10^8
Engineering notation
1.29951491 × 10^6
Prime Factorization
129951491
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
129951491 Product of the distinct prime numbers
The prime factorization of 129951491 is 129951491.
Since it has a total of 1 prime factors.
9 , 6 , 66 , 84 , 171 , 976 , 3347 , 2333 , 89998 , 99245 , 6320 , 778798 , 1708317 , 5370114 , 55608711 , 16906137 , 806832240 , 264667468 , 8999369011 , 4408686666
n×2
259902982
n×3
389854473
n×4
519805964
n×5
649757455
n÷2
64975745.5
n÷3
43317163.666667
n÷3
32487872.75
n÷5
25990298.2
n2
16887390013123081
n3
2.1945415113039E+24
n4
2.8518394145533E+32
n5
3.7060078401377E+40
2 √n11399.626792137
3 √n506.51668464876
4 √n106.76903480006
5 √n41.952346145058
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
129951492 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
64975746 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
11399.626835998 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999846096 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129951491 can be divided by 2 positive divisors.
The sum of these divisors (counting 129951491) is 129951492, the average is 64975746.
Base
System
Value
2
Binary
111101111101110011100000011
3
Ternary
100001112012221012
4
Quaternary
13233232130003
5
Quinary
231231421431
6
Senary
20521151135
8
Octal
757563403
10
Decimal
129951491
12
Duodecimal
3762b4ab
16
Hexadecimal
7bee703
20
Vigesimal
20c3ieb
36
Base36
25db7n
md5
57df3e27b7a7ee662e4773f57c8b66b9
sha1
c15027bd5fe5707d63b3dd276bbec2dacda56542
sha256
55286edf2ee70e09a7bfe343726d989650b1e294d7d3194dd75cc3a11e646a59
sha512
bc22395fbf77b8a4d4d0ba56a564e4a0d24173a098efe36dff8f26fd0fd0a1d49b3e9cbb0a31a6cd257840fb0a7bde9c5c29e133399c386d7c6d44d2419f9b0d
ripemd-160
d775eedd0becdf236a67d3b26eb724590a5206ca
Diameter
259902982
Circumference
816509298.89728
Area
5.3053300403533E+16
Volume
9.1924739865467E+24
Surface area
2.1221320161413E+17
Circumference
816509298.89728
Perimeter
519805964
Area
16887390013123081
Diagonal
183779161.02281
Surface area
101324340078738486
Volume
2.1945415113039E+24
Space diagonal
225082584.93133
Perimeter
389854473
Area
7.3124543774901E+15
Altitude
112541292.46566
Surface area
7.3124543774901E+15
Volume
2.5862919737305E+23
Height
61259720.340935