129776868 is an even 9-digits composite number following 129776867
and preceding 129776869 . In scientific notation, it is written as 1.29776868 × 10^8.
The sum of its digits is 54. It has a total of 4 prime factors and 12 positive divisors.
There are 39931200 positive integers (up to 129776868) that are relatively prime to 129776868.
129776868 has 12 divisors, whose sum is 229051452
The reverse of 129776868 is 868677921
Previous prime number is 117
Is Prime? no
Number parity even
Number length 9
Sum of Digits 54
Digital Root 9
Name
one hundred twenty-nine million seven hundred seventy-six thousand eight hundred sixty-eight
Scientific notation
1.29776868 × 10^8
Engineering notation
1.29776868 × 10^6
Prime Factorization
2 × 2 × 117 × 277301
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
64888434
Product of the distinct prime numbers
The prime factorization of 129776868 is 2 × 2 × 117 × 277301.
Since it has a total of 4 prime factors.
5 , 1 , 49 , 61 , 975 , 635 , 2125 , 9698 , 15451 , 91350 , 854871 , 698742 , 2375 , 4799661 , 23021075 , 47373856 , 127515940 , 300700742 , 1676738673 , 7329089899
n×2
259553736
n×3
389330604
n×4
519107472
n×5
648884340
n÷2
64888434
n÷3
43258956
n÷3
32444217
n÷5
25955373.6
n2
16842035467889424
n3
2.1857066137676E+24
n4
2.8365415870165E+32
n5
3.6811748311474E+40
2 √n
11391.965063149
3 √n
506.28970479628
4 √n
106.73314884865
5 √n
41.941065342784
1 , 2 , 4 , 117 , 234 , 468 , 277301 , 554602 , 1109204 , 32444217 , 64888434 , 129776868
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129776867
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129776868 can be divided by 12 positive divisors.
The sum of these divisors (counting 129776868) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111101111000011110011100100
3
Ternary
100001012100101200
4
Quaternary
13233003303210
5
Quinary
231210324433
6
Senary
20513322500
8
Octal
757036344
10
Decimal
129776868
12
Duodecimal
37566430
16
Hexadecimal
7bc3ce4
20
Vigesimal
20b2238
36
Base36
259kh0
md5
c3614c8a337fb4a16823161767ab8a27
sha1
d93ff1c5121f86c65f6b957ed130b624ec8223ed
sha256
f2ea31ed251431f77212d8c2b132f48cbfe49a260a13107ecab8e15f1f0fb97a
sha512
486b7495338068e7441d54a0167d8cd711d193354dea8021d75ae5a543f47ecc0732bb6b4ead65fe5fcbf19b3d24a555c51067013fc8259ec0863035bf85192e
ripemd-160
43f1a70dffc6666aaf49ecaa20428dca2f78d566
Diameter
259553736
Circumference
815412110.22938
Area
5.291081489742E+16
Volume
9.1554664542866E+24
Surface area
2.1164325958968E+17
Circumference
815412110.22938
Perimeter
519107472
Area
16842035467889424
Diagonal
183532206.8079
Surface area
101052212807336544
Volume
2.1857066137676E+24
Space diagonal
224780129.02316
Perimeter
389330604
Area
7.2928152833154E+15
Altitude
112390064.51158
Surface area
7.2928152833154E+15
Volume
2.5758799471323E+23
Height
61177402.269301