129634861 is an odd 9-digits composite number following 129634860
and preceding 129634862 . In scientific notation, it is written as 1.29634861 × 10^8.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 129433852 positive integers (up to 129634861) that are relatively prime to 129634861.
129634861 has 4 divisors, whose sum is 129835872
The reverse of 129634861 is 168436921
Previous prime number is 647
Is Prime? no Number parity odd Number length 9 Sum of Digits 40 Digital Root 4
Name
one hundred twenty-nine million six hundred thirty-four thousand eight hundred sixty-one
Scientific notation
1.29634861 × 10^8
Engineering notation
1.29634861 × 10^6
Prime Factorization
647 × 200363
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
129634861 Product of the distinct prime numbers
The prime factorization of 129634861 is 647 × 200363.
Since it has a total of 2 prime factors.
6 , 2 , 87 , 85 , 968 , 428 , 1087 , 5252 , 99329 , 94816 , 332625 , 229197 , 2330027 , 9092858 , 98379130 , 39871570 , 914930139 , 286897344 , 7638261169 , 8722242505
n×2
259269722
n×3
388904583
n×4
518539444
n×5
648174305
n÷2
64817430.5
n÷3
43211620.333333
n÷3
32408715.25
n÷5
25926972.2
n2
16805197186489321
n3
2.1785394013481E+24
n4
2.8241465247679E+32
n5
3.6610784218192E+40
2 √n11385.730587011
3 √n506.10496996837
4 √n106.70393894797
5 √n41.931882606979
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
-129634860 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 129634861 can be divided by 4 positive divisors.
The sum of these divisors (counting 129634861) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101110100001001000101101
3
Ternary
100000221010121011
4
Quaternary
13232201020231
5
Quinary
231141303421
6
Senary
20510305221
8
Octal
756411055
10
Decimal
129634861
12
Duodecimal
374b8211
16
Hexadecimal
7ba122d
20
Vigesimal
20a4731
36
Base36
256iwd
md5
a7a9b4182563c9f276a261ace3175484
sha1
f60e596fa4c302c83a2f81f314bcb6ca8d6663b7
sha256
b0b5086b2f13a4ecc9fa1b3a06731246b6d6add7fddd43a20c05e6edbcfecc06
sha512
0cbe8d4a6af944955d45516dceb7ce2480308644e95cf14e5151a40164f7779adbddd81fd8772d8b9fa240e9990b461210ddf38b4057b3d8870c012918122bd3
ripemd-160
bca149cf16bdeda8679a276849a8a8b97a26e4d2
Diameter
259269722
Circumference
814519853.93347
Area
5.2795084023203E+16
Volume
9.1254445051083E+24
Surface area
2.1118033609281E+17
Circumference
814519853.93347
Perimeter
518539444
Area
16805197186489321
Diagonal
183331378.58255
Surface area
100831183118935926
Volume
2.1785394013481E+24
Space diagonal
224534165.68413
Perimeter
388904583
Area
7.2768638395533E+15
Altitude
112267082.84206
Surface area
7.2768638395533E+15
Volume
2.5674333062922E+23
Height
61110459.527517