129122431 is an odd 9-digits prime number following 129122430
and preceding 129122432 . In scientific notation, it is written as 1.29122431 × 10^8.
The sum of its digits is 25. It has a total of 1 prime factors and 2 positive divisors.
There are 129122430 positive integers (up to 129122431) that are relatively prime to 129122431.
129122431 has 2 divisors, whose sum is 129122432
The reverse of 129122431 is 134221921
Previous prime number is 1
Is Prime? yes Number parity odd Number length 9 Sum of Digits 25 Digital Root 7
Name
one hundred twenty-nine million one hundred twenty-two thousand four hundred thirty-one
Scientific notation
1.29122431 × 10^8
Engineering notation
1.29122431 × 10^6
Prime Factorization
129122431
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
129122431 Product of the distinct prime numbers
The prime factorization of 129122431 is 129122431.
Since it has a total of 1 prime factors.
4 , 10 , 31 , 58 , 548 , 711 , 9011 , 3845 , 38981 , 32227 , 541153 , 30648 , 6334131 , 4497279 , 15154460 , 96699729 , 676922223 , 491828520 , 5635759850 , 7867941174
n×2
258244862
n×3
387367293
n×4
516489724
n×5
645612155
n÷2
64561215.5
n÷3
43040810.333333
n÷3
32280607.75
n÷5
25824486.2
n2
16672602187349761
n3
2.1528069255265E+24
n4
2.7797566369762E+32
n5
3.5892893455475E+40
2 √n11363.205137636
3 √n505.43723332921
4 √n106.59833552939
5 √n41.898679794668
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
129122432 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
64561216 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
11363.205181638 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999845108 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129122431 can be divided by 2 positive divisors.
The sum of these divisors (counting 129122431) is 129122432, the average is 64561216.
Base
System
Value
2
Binary
111101100100100000001111111
3
Ternary
22222222002200021
4
Quaternary
13230210001333
5
Quinary
231023404211
6
Senary
20451313011
8
Octal
754440177
10
Decimal
129122431
12
Duodecimal
372ab767
16
Hexadecimal
7b2407f
20
Vigesimal
207061b
36
Base36
24vji7
md5
0c0dfce12a15b9977a6365362b9e2d74
sha1
315a295f04a8cf6666c753945cecd11c5ad63d14
sha256
e05e97b1fbc417bfec16d6be43ea7480464db6d573d9efb2fb51d002aba355e4
sha512
f12c56f52aa581d09eb140c000061cfa1a171d2f48d5cc17c11c7db31d74cb7d5ceb6d80debde07ae2107568ce134587f41dc94b8cc307769aeecb53577d2341
ripemd-160
d8dd2d887abf2d0950b730a814ad3e07d41527cb
Diameter
258244862
Circumference
811300161.28651
Area
5.2378524548003E+16
Volume
9.0176565624418E+24
Surface area
2.0951409819201E+17
Circumference
811300161.28651
Perimeter
516489724
Area
16672602187349761
Diagonal
182606693.12678
Surface area
100035613124098566
Volume
2.1528069255265E+24
Space diagonal
223646610.88881
Perimeter
387367293
Area
7.2194485207184E+15
Altitude
111823305.4444
Surface area
7.2194485207184E+15
Volume
2.5371072927086E+23
Height
60868897.708928