129448981 is an odd 9-digits prime number following 129448980
and preceding 129448982 . In scientific notation, it is written as 1.29448981 × 10^8.
The sum of its digits is 46. It has a total of 1 prime factors and 2 positive divisors.
There are 129448980 positive integers (up to 129448981) that are relatively prime to 129448981.
129448981 has 2 divisors, whose sum is 129448982
The reverse of 129448981 is 189844921
Previous prime number is 1
Is Prime? yes Number parity odd Number length 9 Sum of Digits 46 Digital Root 1
Name
one hundred twenty-nine million four hundred forty-eight thousand nine hundred eighty-one
Scientific notation
1.29448981 × 10^8
Engineering notation
1.29448981 × 10^6
Prime Factorization
129448981
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
129448981 Product of the distinct prime numbers
The prime factorization of 129448981 is 129448981.
Since it has a total of 1 prime factors.
7 , 2 , 98 , 11 , 649 , 571 , 7892 , 8598 , 89417 , 76182 , 541284 , 277039 , 5334855 , 6540979 , 74628940 , 83949029 , 330715102 , 456167875 , 8615373168 , 6939384390
n×2
258897962
n×3
388346943
n×4
517795924
n×5
647244905
n÷2
64724490.5
n÷3
43149660.333333
n÷3
32362245.25
n÷5
25889796.2
n2
16757038681938361
n3
2.1691815819545E+24
n4
2.8079834538798E+32
n5
3.634905967696E+40
2 √n11377.564809747
3 √n505.86295741421
4 √n106.66566837435
5 √n41.919850700524
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
129448982 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
64724491 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
11377.564853693 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999845499 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129448981 can be divided by 2 positive divisors.
The sum of these divisors (counting 129448981) is 129448982, the average is 64724491.
Base
System
Value
2
Binary
111101101110011110000010101
3
Ternary
100000120200121201
4
Quaternary
13231303300111
5
Quinary
231114331411
6
Senary
20502312501
8
Octal
755636025
10
Decimal
129448981
12
Duodecimal
37428731
16
Hexadecimal
7b73c15
20
Vigesimal
2091291
36
Base36
252jh1
md5
eb2b4a73322676fa94d18a0408ec51b0
sha1
0e39642c08763bcf1181616d1894fc48bd5b9b09
sha256
fe87c67a1f6facde470c6f2d715606ca9be4ca5566e1eef60bc867bb8b43ec9c
sha512
f53a0231c6bb3aff677867b01fce6f6b38b694d263332d7d03f0bb18dc00b792ea65eba4e7794d26240640b9e77c06d8942c40b43bad9565109f216eca4e3233
ripemd-160
dad367bd9388742de9cc09076e9df94ca93fc442
Diameter
258897962
Circumference
813351935.44857
Area
5.2643789619098E+16
Volume
9.0862465628941E+24
Surface area
2.1057515847639E+17
Circumference
813351935.44857
Perimeter
517795924
Area
16757038681938361
Diagonal
183068504.56558
Surface area
100542232091630166
Volume
2.1691815819545E+24
Space diagonal
224212212.08002
Perimeter
388346943
Area
7.2560105953786E+15
Altitude
112106106.04001
Surface area
7.2560105953786E+15
Volume
2.556405010375E+23
Height
61022834.855192