129485790 is an even 9-digits composite number following 129485789
and preceding 129485791 . In scientific notation, it is written as 1.29485790 × 10^8.
The sum of its digits is 45. It has a total of 5 prime factors and 32 positive divisors.
There are 28823040 positive integers (up to 129485790) that are relatively prime to 129485790.
129485790 has 32 divisors, whose sum is 266045472
The reverse of 129485790 is 097584921
Previous prime number is 41
Is Prime? no Number parity even Number length 9 Sum of Digits 45 Digital Root 9
Name
one hundred twenty-nine million four hundred eighty-five thousand seven hundred ninety
Scientific notation
1.29485790 × 10^8
Engineering notation
1.29485790 × 10^6
Prime Factorization
2 × 945 × 3 × 41 × 557
Composite number
ω Distinct Factors
5 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
129485790 Product of the distinct prime numbers
The prime factorization of 129485790 is 2 × 945 × 3 × 41 × 557.
Since it has a total of 5 prime factors.
9 , 9 , 80 , 66 , 653 , 67 , 394 , 1762 , 63782 , 14454 , 649291 , 568836 , 5504852 , 1667835 , 16651945 , 68457593 , 846849273 , 272794491 , 977524796 , 3445322422
n×2
258971580
n×3
388457370
n×4
517943160
n×5
647428950
n÷2
64742895
n÷3
43161930
n÷3
32371447.5
n÷5
25897158
n2
16766569811924100
n3
2.1710325376871E+24
n4
2.8111786325812E+32
n5
3.640076860709E+40
2 √n11379.182308057
3 √n505.91090048499
4 √n106.67325019918
5 √n41.922234423126
1 , 2 , 3 , 6 , 41 , 82 , 123 , 246 , 557 , 945 , 1114 , 1671 , 1890 , 2835 , 3342 , 5670 , 22837 , 38745 , 45674 , 68511 , 77490 , 116235 , 137022 , 232470 , 526365 , 1052730 , 1579095 , 3158190 , 21580965 , 43161930 , 64742895 , 129485790
32 divisors
τ Total Divisors
32 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-129485789 Sum of the proper positive divisors of n
A Arithmetic Mean
0.03125 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
32 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129485790 can be divided by 32 positive divisors.
The sum of these divisors (counting 129485790) is 1, the average is 0.03125.
Base
System
Value
2
Binary
111101101111100101111011110
3
Ternary
100000122120010000
4
Quaternary
13231330233132
5
Quinary
231122021130
6
Senary
20503155130
8
Octal
755745736
10
Decimal
129485790
12
Duodecimal
37445aa6
16
Hexadecimal
7b7cbde
20
Vigesimal
2095e9a
36
Base36
253bvi
md5
6266a6d38ed555521f8a6bbc7488a2cd
sha1
54cee5fa2b6cdaed39b9c1e3ee7bedb2a1add4a9
sha256
85fd3736dcd10a5bccc6993f3a86afcc15e180e7187ffbae6c9005246ae1d1b8
sha512
ef435292c108a9754758fb61c1fa892035d6ac4a1b61b2ee9bfdd23ff7c207e37e75bc59f757ddbecee87f87d664410badf7cae60ca1800842c28751bb52543c
ripemd-160
fd5d9e1fe68e9e343a09bc674b089bfd0a040d0c
Diameter
258971580
Circumference
813583213.21654
Area
5.2673732547041E+16
Volume
9.0939998281364E+24
Surface area
2.1069493018816E+17
Circumference
813583213.21654
Perimeter
517943160
Area
16766569811924100
Diagonal
183120560.35259
Surface area
100599418871544600
Volume
2.1710325376871E+24
Space diagonal
224275967.13819
Perimeter
388457370
Area
7.2601376957258E+15
Altitude
112137983.5691
Surface area
7.2601376957258E+15
Volume
2.5585863826254E+23
Height
61040186.784198