129735905 is an odd 9-digits composite number following 129735904
and preceding 129735906 . In scientific notation, it is written as 1.29735905 × 10^8.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 95804928 positive integers (up to 129735905) that are relatively prime to 129735905.
129735905 has 4 divisors, whose sum is 131731908
The reverse of 129735905 is 509537921
Previous prime number is 65
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred twenty-nine million seven hundred thirty-five thousand nine hundred five
Scientific notation
1.29735905 × 10^8
Engineering notation
1.29735905 × 10^6
Prime Factorization
65 × 1995937
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129735905
Product of the distinct prime numbers
The prime factorization of 129735905 is 65 × 1995937.
Since it has a total of 2 prime factors.
1 , 10 , 98 , 6 , 317 , 838 , 6222 , 9172 , 83186 , 75412 , 97168 , 869144 , 6000998 , 6941001 , 16304570 , 64886231 , 531631466 , 547166398 , 4913367478 , 6534465030
n×2
259471810
n×3
389207715
n×4
518943620
n×5
648679525
n÷2
64867952.5
n÷3
43245301.666667
n÷3
32433976.25
n÷5
25947181
n2
16831405046169025
n3
2.1836375660863E+24
n4
2.832961958282E+32
n5
3.6753688348829E+40
2 √n
11390.16703126
3 √n
506.23643046492
4 √n
106.72472549161
5 √n
41.938417338035
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129735904
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129735905 can be divided by 4 positive divisors.
The sum of these divisors (counting 129735905) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101110111001110011100001
3
Ternary
100001010021012112
4
Quaternary
13232321303201
5
Quinary
231203022110
6
Senary
20512405105
8
Octal
756716341
10
Decimal
129735905
12
Duodecimal
37546795
16
Hexadecimal
7bb9ce1
20
Vigesimal
20agjf5
36
Base36
258ov5
md5
fe91a8180e56c6c624fd992f535b955f
sha1
c1771a53c9892bc89b7fb81b444fb8529c12281d
sha256
f38f6b3eeb02af46b8e26d3ad7963c5d48a947bf158ac9783b2d6b91d321b408
sha512
24b3eed69c3819f778dae80bc1bc99a8dd31f7c30451bb9b31c5f8fb2c9f22f9c78c472260bd7d2af545d3319e3f6ed7793d988e4c9ce9653a9861cc2f00c6bd
ripemd-160
ca00acb680143f5c1c381adca924031539cefb9f
Diameter
259471810
Circumference
815154732.10965
Area
5.2877418442639E+16
Volume
9.1467996476259E+24
Surface area
2.1150967377056E+17
Circumference
815154732.10965
Perimeter
518943620
Area
16831405046169025
Diagonal
183474276.37775
Surface area
100988430277014150
Volume
2.1836375660863E+24
Space diagonal
224709179.02593
Perimeter
389207715
Area
7.288212175684E+15
Altitude
112354589.51296
Surface area
7.288212175684E+15
Volume
2.5734415510555E+23
Height
61158092.125916