129331321 is an odd 9-digits composite number following 129331320
and preceding 129331322 . In scientific notation, it is written as 1.29331321 × 10^8.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 110855412 positive integers (up to 129331321) that are relatively prime to 129331321.
129331321 has 4 divisors, whose sum is 147807232
The reverse of 129331321 is 123133921
Previous prime number is 7
Is Prime? no Number parity odd Number length 9 Sum of Digits 25 Digital Root 7
Name
one hundred twenty-nine million three hundred thirty-one thousand three hundred twenty-one
Scientific notation
1.29331321 × 10^8
Engineering notation
1.29331321 × 10^6
Prime Factorization
7 × 18475903
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
129331321 Product of the distinct prime numbers
The prime factorization of 129331321 is 7 × 18475903.
Since it has a total of 2 prime factors.
3 , 5 , 26 , 32 , 243 , 20 , 6941 , 2076 , 8776 , 44433 , 35 , 695424 , 3841724 , 5020054 , 85714353 , 8204929 , 625894831 , 768511398 , 7287726809 , 3370082314
n×2
258662642
n×3
387993963
n×4
517325284
n×5
646656605
n÷2
64665660.5
n÷3
43110440.333333
n÷3
32332830.25
n÷5
25866264.2
n2
16726590591605041
n3
2.1632720570385E+24
n4
2.7977883281917E+32
n5
3.6184166036341E+40
2 √n11372.392932009
3 √n505.70964636371
4 √n106.64142221486
5 √n41.912227490491
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
-129331320 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 129331321 can be divided by 4 positive divisors.
The sum of these divisors (counting 129331321) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101101010111000001111001
3
Ternary
100000100201012221
4
Quaternary
13231113001321
5
Quinary
231102100241
6
Senary
20500004041
8
Octal
755270171
10
Decimal
129331321
12
Duodecimal
37390621
16
Hexadecimal
7b57079
20
Vigesimal
2086861
36
Base36
2500op
md5
219c2d17bf412793d61d1684619b2a65
sha1
0ec55da1d86a650d434a9cdd5935aaa06be50b72
sha256
01e156efadec9e5463af4c105f940e89f29010893bcc9a94dee37c1aa2ec5fac
sha512
ee778b07e2585fb732ac1de03d29dc93b4b1a084d13357b389984a6da4917735d6ac6e3543514a530e057cda6114e60adde9924059b542fe8534ef018c5db0d4
ripemd-160
9345b8cc840a8bc30418f2f09ac18e2c68c01585
Diameter
258662642
Circumference
812612655.86533
Area
5.2548134122191E+16
Volume
9.0614928028108E+24
Surface area
2.1019253648876E+17
Circumference
812612655.86533
Perimeter
517325284
Area
16726590591605041
Diagonal
182902108.19783
Surface area
100359543549630246
Volume
2.1632720570385E+24
Space diagonal
224008418.982
Perimeter
387993963
Area
7.2428261855159E+15
Altitude
112004209.491
Surface area
7.2428261855159E+15
Volume
2.5494405684721E+23
Height
60967369.399276