129136391 is an odd 9-digits composite number following 129136390
and preceding 129136392 . In scientific notation, it is written as 1.29136391 × 10^8.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 123320064 positive integers (up to 129136391) that are relatively prime to 129136391.
129136391 has 8 divisors, whose sum is 130705344
The reverse of 129136391 is 193631921
Previous prime number is 97
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 35
Digital Root 8
Name
one hundred twenty-nine million one hundred thirty-six thousand three hundred ninety-one
Scientific notation
1.29136391 × 10^8
Engineering notation
1.29136391 × 10^6
Prime Factorization
841 × 97 × 1583
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129136391
Product of the distinct prime numbers
The prime factorization of 129136391 is 841 × 97 × 1583.
Since it has a total of 3 prime factors.
3 , 3 , 25 , 22 , 505 , 831 , 5052 , 5646 , 10249 , 75083 , 66709 , 14503 , 5168432 , 9129298 , 78410017 , 47473154 , 967951950 , 118836344 , 7702952169 , 8514542478
n×2
258272782
n×3
387409173
n×4
516545564
n×5
645681955
n÷2
64568195.5
n÷3
43045463.666667
n÷3
32284097.75
n÷5
25827278.2
n2
16676207480504881
n3
2.1535052495996E+24
n4
2.7809589593285E+32
n5
3.5912300352679E+40
2 √n
11363.819384344
3 √n
505.45544769484
4 √n
106.60121661756
5 √n
41.899585725996
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129136390
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129136391 can be divided by 8 positive divisors.
The sum of these divisors (counting 129136391) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101100100111011100000111
3
Ternary
22222222210211022
4
Quaternary
13230213130013
5
Quinary
231024331031
6
Senary
20451501355
8
Octal
754473407
10
Decimal
129136391
12
Duodecimal
372b785b
16
Hexadecimal
7b27707
20
Vigesimal
20720jb
36
Base36
24vu9z
md5
92ce68bcc814b3ed7667f9193edc8f48
sha1
cf7b13cab1ab329bcddc19096cb3080fd9390788
sha256
360b2054fe58890cb18b3cec7d95baace53968c625965ddcc8415c1d47f22979
sha512
92dd9a79339a09e94c5d593257e9cf987e63e1907dea66d121a54e56afd083a164a939e4ddc252b244bbcf15fd210d82b2130c554d11faae506fd14ab692967c
ripemd-160
4b8967bce1e33dbc29179cb095d86bb752c0b8f5
Diameter
258272782
Circumference
811387874.5534
Area
5.2389850910493E+16
Volume
9.0205816954789E+24
Surface area
2.0955940364197E+17
Circumference
811387874.5534
Perimeter
516545564
Area
16676207480504881
Diagonal
182626435.54811
Surface area
100057244883029286
Volume
2.1535052495996E+24
Space diagonal
223670790.31808
Perimeter
387409173
Area
7.2210096584487E+15
Altitude
111835395.15904
Surface area
7.2210096584487E+15
Volume
2.5379302755212E+23
Height
60875478.516038