129454985 is an odd 9-digits composite number following 129454984
and preceding 129454986 . In scientific notation, it is written as 1.29454985 × 10^8.
The sum of its digits is 47. It has a total of 4 prime factors and 16 positive divisors.
There are 90901440 positive integers (up to 129454985) that are relatively prime to 129454985.
129454985 has 16 divisors, whose sum is 175314240
The reverse of 129454985 is 589454921
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred twenty-nine million four hundred fifty-four thousand nine hundred eighty-five
Scientific notation
1.29454985 × 10^8
Engineering notation
1.29454985 × 10^6
Prime Factorization
5 × 11 × 29 × 81163
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
129454985
Product of the distinct prime numbers
The prime factorization of 129454985 is 5 × 11 × 29 × 81163.
Since it has a total of 4 prime factors.
2 , 3 , 55 , 42 , 686 , 522 , 4309 , 4151 , 1888 , 93334 , 899783 , 166589 , 2770536 , 7106985 , 37383995 , 96110070 , 275802376 , 887681937 , 4184510554 , 7155846787
n×2
258909970
n×3
388364955
n×4
517819940
n×5
647274925
n÷2
64727492.5
n÷3
43151661.666667
n÷3
32363746.25
n÷5
25890997
n2
16758593141350225
n3
2.1694834237346E+24
n4
2.8085044407731E+32
n5
3.6357490025272E+40
2 √n
11377.828659283
3 √n
505.87077813817
4 √n
106.66690517346
5 √n
41.920239551965
1 , 5 , 11 , 29 , 55 , 145 , 319 , 1595 , 81163 , 405815 , 892793 , 2353727 , 4463965 , 11768635 , 25890997 , 129454985
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129454984
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129454985 can be divided by 16 positive divisors.
The sum of these divisors (counting 129454985) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101101110101001110001001
3
Ternary
100000120222212002
4
Quaternary
13231311032021
5
Quinary
231120024420
6
Senary
20502400345
8
Octal
755651611
10
Decimal
129454985
12
Duodecimal
374300b5
16
Hexadecimal
7b75389
20
Vigesimal
2091h95
36
Base36
252o3t
md5
caf62d5889781d234a40798203bc14aa
sha1
b5beff804156eb16ff6ae226350455544a65e5f7
sha256
42dfacfda8a5c9bb7c9014ca21abeb484f9d5469c0b3b1cb94b2abe2a39f3d5c
sha512
9a967b2ede56b36c2c195723034df642a20cf4c1c63cf1ffd0d741e3d2a7a6964d597e824048d10c64641965cd74f90121520bca89bfa4a63a544fdda31602d3
ripemd-160
c56b5753e4bfe05c305e861596aa7bc9c39855b9
Diameter
258909970
Circumference
813389659.69315
Area
5.2648673097366E+16
Volume
9.0875109147859E+24
Surface area
2.1059469238946E+17
Circumference
813389659.69315
Perimeter
517819940
Area
16758593141350225
Diagonal
183076995.50381
Surface area
100551558848101350
Volume
2.1694834237346E+24
Space diagonal
224222611.31307
Perimeter
388364955
Area
7.2566836960485E+15
Altitude
112111305.65653
Surface area
7.2566836960485E+15
Volume
2.5567607343242E+23
Height
61025665.167935