129454987 is an odd 9-digits prime number following 129454986
and preceding 129454988 . In scientific notation, it is written as 1.29454987 × 10^8.
The sum of its digits is 49. It has a total of 1 prime factors and 2 positive divisors.
There are 129454986 positive integers (up to 129454987) that are relatively prime to 129454987.
129454987 has 2 divisors, whose sum is 129454988
The reverse of 129454987 is 789454921
Previous prime number is 1
Is Prime? yes Number parity odd Number length 9 Sum of Digits 49 Digital Root 4
Name
one hundred twenty-nine million four hundred fifty-four thousand nine hundred eighty-seven
Scientific notation
1.29454987 × 10^8
Engineering notation
1.29454987 × 10^6
Prime Factorization
129454987
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
129454987 Product of the distinct prime numbers
The prime factorization of 129454987 is 129454987.
Since it has a total of 1 prime factors.
9 , 8 , 38 , 53 , 974 , 318 , 9994 , 9319 , 50239 , 47085 , 319102 , 152440 , 1295798 , 6813590 , 4918320 , 55868394 , 338848060 , 620399746 , 3992596593 , 9748024652
n×2
258909974
n×3
388364961
n×4
517819948
n×5
647274935
n÷2
64727493.5
n÷3
43151662.333333
n÷3
32363746.75
n÷5
25890997.4
n2
16758593659170169
n3
2.1694835242862E+24
n4
2.8085046143318E+32
n5
3.6357492833776E+40
2 √n11377.828747173
3 √n505.8707807433
4 √n106.66690558544
5 √n41.920239681494
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
129454988 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
64727494 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
11377.828791118 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999845506 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129454987 can be divided by 2 positive divisors.
The sum of these divisors (counting 129454987) is 129454988, the average is 64727494.
Base
System
Value
2
Binary
111101101110101001110001011
3
Ternary
100000120222212011
4
Quaternary
13231311032023
5
Quinary
231120024422
6
Senary
20502400351
8
Octal
755651613
10
Decimal
129454987
12
Duodecimal
374300b7
16
Hexadecimal
7b7538b
20
Vigesimal
2091h97
36
Base36
252o3v
md5
86ccdf6c109e285deeb28e63419b8b4a
sha1
9e8e5cbb849fe709221c479b77769462df1cabfd
sha256
bfca361c5da7fcb49cd4b9466c566eaf2d9616d168e4046fb29140798d35daa5
sha512
f8d7d756aca694903cb7cb08b5540fe63e563cb5c2b2577b0f123cf2d73f9001a222e2e493343f68eda8cc4fb0a8164b2f88b82c08024554b0cbb819e0e74c29
ripemd-160
a6362e224376807c5b4d54d2bd045efe3c791024
Diameter
258909974
Circumference
813389672.25952
Area
5.2648674724145E+16
Volume
9.0875113359753E+24
Surface area
2.1059469889658E+17
Circumference
813389672.25952
Perimeter
517819948
Area
16758593659170169
Diagonal
183076998.33223
Surface area
100551561955021014
Volume
2.1694835242862E+24
Space diagonal
224222614.77717
Perimeter
388364961
Area
7.2566839202711E+15
Altitude
112111307.38858
Surface area
7.2566839202711E+15
Volume
2.5567608528254E+23
Height
61025666.110744