129343887 is an odd 9-digits composite number following 129343886
and preceding 129343888 . In scientific notation, it is written as 1.29343887 × 10^8.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 81457488 positive integers (up to 129343887) that are relatively prime to 129343887.
129343887 has 16 divisors, whose sum is 151712000
The reverse of 129343887 is 788343921
Previous prime number is 439
Is Prime? no Number parity odd Number length 9 Sum of Digits 45 Digital Root 9
Name
one hundred twenty-nine million three hundred forty-three thousand eight hundred eighty-seven
Scientific notation
1.29343887 × 10^8
Engineering notation
1.29343887 × 10^6
Prime Factorization
9 × 19 × 439 × 1723
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
129343887 Product of the distinct prime numbers
The prime factorization of 129343887 is 9 × 19 × 439 × 1723.
Since it has a total of 4 prime factors.
3 , 8 , 31 , 55 , 821 , 758 , 495 , 2260 , 30517 , 56724 , 571836 , 254286 , 7806065 , 5475229 , 80177004 , 74551534 , 932107565 , 103670200 , 4179567536 , 1641604204
n×2
258687774
n×3
388031661
n×4
517375548
n×5
646719435
n÷2
64671943.5
n÷3
43114629
n÷3
32335971.75
n÷5
25868777.4
n2
16729841104268769
n3
2.1639026773185E+24
n4
2.7988758337408E+32
n5
3.620174795664E+40
2 √n11372.945396862
3 √n505.72602430311
4 √n106.64401247544
5 √n41.913041908188
1 , 9 , 19 , 171 , 439 , 1723 , 3951 , 8341 , 15507 , 32737 , 75069 , 294633 , 756397 , 6807573 , 14371543 , 129343887
16 divisors
τ Total Divisors
16 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-129343886 Sum of the proper positive divisors of n
A Arithmetic Mean
0.0625 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
16 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129343887 can be divided by 16 positive divisors.
The sum of these divisors (counting 129343887) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101101011010000110001111
3
Ternary
100000101100110100
4
Quaternary
13231122012033
5
Quinary
231103001022
6
Senary
20500142143
8
Octal
755320617
10
Decimal
129343887
12
Duodecimal
37397953
16
Hexadecimal
7b5a18f
20
Vigesimal
2087je7
36
Base36
250adr
md5
6f1701767a7631b3b0d64049fb5e242f
sha1
7496fc1f854d810a0306a822a168ec0314efe0b7
sha256
643eebe686d0c47d8ec7ebbcddd185ffa8a0690528f1b007cafed74ba142db5c
sha512
3f4e139be4bc3396ae244a2a732621a5c73b6ab28f0812df764e4031aa20ff896d4e6757909e94f0eaa828c12a1cf00c52a14f15ff38b755e650dc955070931c
ripemd-160
64c76876e16e016bf0814947381e986d662c3962
Diameter
258687774
Circumference
812691610.3719
Area
5.2558345908895E+16
Volume
9.0641343388628E+24
Surface area
2.1023338363558E+17
Circumference
812691610.3719
Perimeter
517375548
Area
16729841104268769
Diagonal
182919879.20545
Surface area
100379046625612614
Volume
2.1639026773185E+24
Space diagonal
224030183.93245
Perimeter
388031661
Area
7.2442336987869E+15
Altitude
112015091.96622
Surface area
7.2442336987869E+15
Volume
2.5501837615994E+23
Height
60973293.068484