129607855 is an odd 9-digits composite number following 129607854
and preceding 129607856 . In scientific notation, it is written as 1.29607855 × 10^8.
The sum of its digits is 43. It has a total of 4 prime factors and 16 positive divisors.
There are 93121920 positive integers (up to 129607855) that are relatively prime to 129607855.
129607855 has 16 divisors, whose sum is 172023264
The reverse of 129607855 is 558706921
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 43
Digital Root 7
Name
one hundred twenty-nine million six hundred seven thousand eight hundred fifty-five
Scientific notation
1.29607855 × 10^8
Engineering notation
1.29607855 × 10^6
Prime Factorization
13 × 5 × 37 × 53891
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
129607855
Product of the distinct prime numbers
The prime factorization of 129607855 is 13 × 5 × 37 × 53891.
Since it has a total of 4 prime factors.
9 , 4 , 10 , 18 , 720 , 774 , 3429 , 2807 , 71232 , 70262 , 416167 , 267680 , 1912870 , 7724070 , 18658093 , 13198626 , 27305611 , 45797277 , 3591584183 , 226610741
n×2
259215710
n×3
388823565
n×4
518431420
n×5
648039275
n÷2
64803927.5
n÷3
43202618.333333
n÷3
32401963.75
n÷5
25921571
n2
16798196077701025
n3
2.1771781615002E+24
n4
2.8217939146489E+32
n5
3.657266565297E+40
2 √n
11384.544567087
3 √n
506.06982299238
4 √n
106.69838127679
5 √n
41.930135381289
1 , 5 , 13 , 37 , 65 , 185 , 481 , 2405 , 53891 , 269455 , 700583 , 1993967 , 3502915 , 9969835 , 25921571 , 129607855
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
-129607854
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 129607855 can be divided by 16 positive divisors.
The sum of these divisors (counting 129607855) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101110011010100010101111
3
Ternary
100000212202112221
4
Quaternary
13232122202233
5
Quinary
231134422410
6
Senary
20505540211
8
Octal
756324257
10
Decimal
129607855
12
Duodecimal
374a4667
16
Hexadecimal
7b9a8af
20
Vigesimal
20a0jcf
36
Base36
255y27
md5
58873401141521b92262f01262639500
sha1
99f3b1caba604043cd0a89c292c8cb3664e3318c
sha256
855b5b93868009e5ccc29bd8c5fa86f39b0b6415761ee2eb9021cf9cfe78cc1d
sha512
745b5efbe86cadaf3ef39483470bc354fdd20ad50323a5f83649fda061476804d847b899c3f54cd40a91fc459e95c243ff92c2b8e04f6aeb8b3bb2fa4b092de2
ripemd-160
da07838a2546ac79f440442d44bd64aafbf10d55
Diameter
259215710
Circumference
814350170.23106
Area
5.2773089391266E+16
Volume
9.1197425569671E+24
Surface area
2.1109235756507E+17
Circumference
814350170.23106
Perimeter
518431420
Area
16798196077701025
Diagonal
183293186.33109
Surface area
100789176466206150
Volume
2.1771781615002E+24
Space diagonal
224487389.92002
Perimeter
388823565
Area
7.2738322705206E+15
Altitude
112243694.96001
Surface area
7.2738322705206E+15
Volume
2.5658290697468E+23
Height
61097728.777029