129212937 is an odd 9-digits composite number following 129212936
and preceding 129212938 . In scientific notation, it is written as 1.29212937 × 10^8.
The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors.
There are 69492096 positive integers (up to 129212937) that are relatively prime to 129212937.
129212937 has 16 divisors, whose sum is 191106432
The reverse of 129212937 is 739212921
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
one hundred twenty-nine million two hundred twelve thousand nine hundred thirty-seven
Scientific notation
1.29212937 × 10^8
Engineering notation
1.29212937 × 10^6
Prime Factorization
3 × 21 × 17 × 120647
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
129212937
Product of the distinct prime numbers
The prime factorization of 129212937 is 3 × 21 × 17 × 120647.
Since it has a total of 4 prime factors.
6 , 5 , 24 , 60 , 62 , 723 , 6037 , 4643 , 93938 , 65958 , 144282 , 487484 , 669547 , 5972386 , 14591755 , 49331430 , 78229505 , 655334513 , 6443585493 , 6722436947
n×2
258425874
n×3
387638811
n×4
516851748
n×5
646064685
n÷2
64606468.5
n÷3
43070979
n÷3
32303234.25
n÷5
25842587.4
n2
16695983088165969
n3
2.1573370109243E+24
n4
2.7875585128032E+32
n5
3.6018862249866E+40
2 √n
11367.186855155
3 √n
505.55529806818
4 √n
106.61701015858
5 √n
41.904551770799
1 , 3 , 17 , 21 , 51 , 63 , 357 , 1071 , 120647 , 361941 , 2050999 , 2533587 , 6152997 , 7600761 , 43070979 , 129212937
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
-129212936
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 129212937 can be divided by 16 positive divisors.
The sum of these divisors (counting 129212937) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101100111010001000001001
3
Ternary
100000010200211100
4
Quaternary
13230322020021
5
Quinary
231034303222
6
Senary
20453252013
8
Octal
754721011
10
Decimal
129212937
12
Duodecimal
37334009
16
Hexadecimal
7b3a209
20
Vigesimal
207bc6h
36
Base36
24xhc9
md5
098225dd7dc47c6582309d59bfa35f7e
sha1
cf55afd586661753de12565d248e62adfd9436e9
sha256
efc8b4bddbd249fe64d911e11ad094dd45cf1f8abd029a3e4bf9d6c913a093aa
sha512
41b521069bd499efa401d81ae0dde7d1bb2647b554b61e9f8bdc27fc35843e9704766e568e10396348c160c4175bf2aa8a74e8fc96651bc5605f25667cf884a2
ripemd-160
ddb203053658628ae2bd90be8ea8e9c11244dd64
Diameter
258425874
Circumference
811868827.25592
Area
5.2451977814242E+16
Volume
9.0366321397827E+24
Surface area
2.0980791125697E+17
Circumference
811868827.25592
Perimeter
516851748
Area
16695983088165969
Diagonal
182734687.93946
Surface area
100175898528995814
Volume
2.1573370109243E+24
Space diagonal
223803371.8792
Perimeter
387638811
Area
7.2295727477535E+15
Altitude
111901685.9396
Surface area
7.2295727477535E+15
Volume
2.5424460495488E+23
Height
60911562.646487