129742775 is an odd 9-digits composite number following 129742774
and preceding 129742776 . In scientific notation, it is written as 1.29742775 × 10^8.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 103794200 positive integers (up to 129742775) that are relatively prime to 129742775.
129742775 has 4 divisors, whose sum is 134932512
The reverse of 129742775 is 577247921
Previous prime number is 25
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 44
Digital Root 8
Name
one hundred twenty-nine million seven hundred forty-two thousand seven hundred seventy-five
Scientific notation
1.29742775 × 10^8
Engineering notation
1.29742775 × 10^6
Prime Factorization
25 × 5189711
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129742775
Product of the distinct prime numbers
The prime factorization of 129742775 is 25 × 5189711.
Since it has a total of 2 prime factors.
9 , 1 , 60 , 17 , 382 , 398 , 9101 , 5848 , 32629 , 67438 , 44819 , 519244 , 1818645 , 5882537 , 35004790 , 7001998 , 518359577 , 802961866 , 5618966487 , 5461431665
n×2
259485550
n×3
389228325
n×4
518971100
n×5
648713875
n÷2
64871387.5
n÷3
43247591.666667
n÷3
32435693.75
n÷5
25948555
n2
16833187664700625
n3
2.183984479714E+24
n4
2.8335620695503E+32
n5
3.676342060382E+40
2 √n
11390.468603179
3 √n
506.24536600951
4 √n
106.72613833161
5 √n
41.938861487748
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
-129742774
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 129742775 can be divided by 4 positive divisors.
The sum of these divisors (counting 129742775) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101110111011011110110111
3
Ternary
100001010121121222
4
Quaternary
13232323132313
5
Quinary
231203232100
6
Senary
20512500555
8
Octal
756733667
10
Decimal
129742775
12
Duodecimal
3754a75b
16
Hexadecimal
7bbb7b7
20
Vigesimal
20ahgif
36
Base36
258u5z
md5
d9cabc210c17ddc7a18c7e6f7ff71f0e
sha1
5929b3fe351468fcc24223cebf44204fe19ef315
sha256
0c30c21910a463d89103207c146b000a29430705fc6e5482a3a43fe2a67d473c
sha512
bf2a0ce15527602d9736c846931ff14bffb4a20446c12e7dc0bb6a3f9fdf3a77701ed1f0dddf5e34e7fbf394f8f7f5bbea9c1fe8ff4a7bbf42921983409ea441
ripemd-160
06b6351d07835c9cb90faad3e6d880e633bc2327
Diameter
259485550
Circumference
815197897.59271
Area
5.2883018703922E+16
Volume
9.1482527960316E+24
Surface area
2.1153207481569E+17
Circumference
815197897.59271
Perimeter
518971100
Area
16833187664700625
Diagonal
183483992.02492
Surface area
100999125988203750
Volume
2.183984479714E+24
Space diagonal
224721078.21498
Perimeter
389228325
Area
7.2889840721508E+15
Altitude
112360539.10749
Surface area
7.2889840721508E+15
Volume
2.5738503926866E+23
Height
61161330.674974