129804985 is an odd 9-digits composite number following 129804984
and preceding 129804986 . In scientific notation, it is written as 1.29804985 × 10^8.
The sum of its digits is 46. It has a total of 4 prime factors and 16 positive divisors.
There are 99075328 positive integers (up to 129804985) that are relatively prime to 129804985.
129804985 has 16 divisors, whose sum is 162953856
The reverse of 129804985 is 589408921
Previous prime number is 467
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 46
Digital Root 1
Name
one hundred twenty-nine million eight hundred four thousand nine hundred eighty-five
Scientific notation
1.29804985 × 10^8
Engineering notation
1.29804985 × 10^6
Prime Factorization
5 × 23 × 467 × 2417
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
129804985
Product of the distinct prime numbers
The prime factorization of 129804985 is 5 × 23 × 467 × 2417.
Since it has a total of 4 prime factors.
4 , 2 , 63 , 56 , 106 , 689 , 9549 , 9153 , 17392 , 98630 , 432958 , 416184 , 4964802 , 472507 , 72651724 , 86391269 , 162331417 , 332386317 , 4432983218 , 5674844100
n×2
259609970
n×3
389414955
n×4
519219940
n×5
649024925
n÷2
64902492.5
n÷3
43268328.333333
n÷3
32451246.25
n÷5
25960997
n2
16849334130850225
n3
2.187127564115E+24
n4
2.8390006065303E+32
n5
3.6851643114566E+40
2 √n
11393.199067865
3 √n
506.32626580522
4 √n
106.73892948622
5 √n
41.942882546063
1 , 5 , 23 , 115 , 467 , 2335 , 2417 , 10741 , 12085 , 53705 , 55591 , 277955 , 1128739 , 5643695 , 25960997 , 129804985
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
-129804984
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 129804985 can be divided by 16 positive divisors.
The sum of these divisors (counting 129804985) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101111001010101010111001
3
Ternary
100001020202222001
4
Quaternary
13233022222321
5
Quinary
231212224420
6
Senary
20514101001
8
Octal
757125271
10
Decimal
129804985
12
Duodecimal
3757a761
16
Hexadecimal
7bcaab9
20
Vigesimal
20b5c95
36
Base36
25a661
md5
d69b03059e7de396b8e087b124bbe9eb
sha1
a817dd2cf6e9daa9f7f6a73145b5718102596de5
sha256
ea75514af77efa7ba27a9573216f026f344fc2eb1866e5046f842e8e12975c3e
sha512
adc6e4a4691563cbdc0737d8b63b92d14a3a162ced46894551111bb211fff5c8e6e455a26ed54321e626b2813079d8a6d2b6f4ae977d02c75f8e306d7446096f
ripemd-160
0063a835114d2fd041ff6c04d1eb84dd06555691
Diameter
259609970
Circumference
815588774.55067
Area
5.2933744323359E+16
Volume
9.1614185171832E+24
Surface area
2.1173497729344E+17
Circumference
815588774.55067
Perimeter
519219940
Area
16849334130850225
Diagonal
183571970.25064
Surface area
101096004785101350
Volume
2.187127564115E+24
Space diagonal
224828829.09572
Perimeter
389414955
Area
7.2959756970842E+15
Altitude
112414414.54786
Surface area
7.2959756970842E+15
Volume
2.5775545531762E+23
Height
61190656.750212