129748249 is an odd 9-digits composite number following 129748248
and preceding 129748250 . In scientific notation, it is written as 1.29748249 × 10^8.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 129243136 positive integers (up to 129748249) that are relatively prime to 129748249.
129748249 has 4 divisors, whose sum is 130253364
The reverse of 129748249 is 942847921
Previous prime number is 257
Is Prime? no Number parity odd Number length 9 Sum of Digits 46 Digital Root 1
Name
one hundred twenty-nine million seven hundred forty-eight thousand two hundred forty-nine
Scientific notation
1.29748249 × 10^8
Engineering notation
1.29748249 × 10^6
Prime Factorization
257 × 504857
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
129748249 Product of the distinct prime numbers
The prime factorization of 129748249 is 257 × 504857.
Since it has a total of 2 prime factors.
3 , 5 , 8 , 39 , 659 , 638 , 8999 , 2117 , 69145 , 67158 , 503364 , 598059 , 7820570 , 7605994 , 39255801 , 61214 , 482741923 , 936157396 , 6054493041 , 7041118842
n×2
259496498
n×3
389244747
n×4
518992996
n×5
648741245
n÷2
64874124.5
n÷3
43249416.333333
n÷3
32437062.25
n÷5
25949649.8
n2
16834608118566001
n3
2.1842609259851E+24
n4
2.8340403050569E+32
n5
3.6771176717656E+40
2 √n11390.708889266
3 √n506.25248560483
4 √n106.72726403907
5 √n41.939215371737
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
-129748248 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 129748249 can be divided by 4 positive divisors.
The sum of these divisors (counting 129748249) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101110111100110100011001
3
Ternary
100001010220010201
4
Quaternary
13232330310121
5
Quinary
231203420444
6
Senary
20512542201
8
Octal
756746431
10
Decimal
129748249
12
Duodecimal
37551961
16
Hexadecimal
7bbcd19
20
Vigesimal
20aiac9
36
Base36
258ye1
md5
9120502a3c9903d4f9e47bae9ec781d8
sha1
b812077ba47f79a9f2f81788a7406e5398b3532a
sha256
fa81a9023c4241375ad28a7101f6d4f69bd01df790563375e3bd4a0ccbe86ad8
sha512
34a9c02ae4811f04187e76a3d73a3af68b707448e0c95024434a3030745781d0297cb3956d68bcbfe3c952afd1f69aa971029112ec694037d803406a7bc99fb3
ripemd-160
268a182e3a32084f8ad463d7769cd300279f33b0
Diameter
259496498
Circumference
815232291.74908
Area
5.288748119135E+16
Volume
9.1494107714641E+24
Surface area
2.115499247654E+17
Circumference
815232291.74908
Perimeter
518992996
Area
16834608118566001
Diagonal
183491733.42996
Surface area
101007648711396006
Volume
2.1842609259851E+24
Space diagonal
224730559.4611
Perimeter
389244747
Area
7.289599146717E+15
Altitude
112365279.73055
Surface area
7.289599146717E+15
Volume
2.5741761877415E+23
Height
61163911.14332