129493885 is an odd 9-digits composite number following 129493884
and preceding 129493886 . In scientific notation, it is written as 1.29493885 × 10^8.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 103382160 positive integers (up to 129493885) that are relatively prime to 129493885.
129493885 has 8 divisors, whose sum is 155712096
The reverse of 129493885 is 588394921
Previous prime number is 491
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 49
Digital Root 4
Name
one hundred twenty-nine million four hundred ninety-three thousand eight hundred eighty-five
Scientific notation
1.29493885 × 10^8
Engineering notation
1.29493885 × 10^6
Prime Factorization
5 × 491 × 52747
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129493885
Product of the distinct prime numbers
The prime factorization of 129493885 is 5 × 491 × 52747.
Since it has a total of 3 prime factors.
3 , 5 , 72 , 7 , 292 , 406 , 2207 , 7034 , 45963 , 15375 , 799261 , 325246 , 1332989 , 8022154 , 73856599 , 56294187 , 873493744 , 523861149 , 6521957864 , 8215720341
n×2
258987770
n×3
388481655
n×4
517975540
n×5
647469425
n÷2
64746942.5
n÷3
43164628.333333
n÷3
32373471.25
n÷5
25898777
n2
16768666252393225
n3
2.1714397392908E+24
n4
2.8118816788415E+32
n5
3.6412148275351E+40
2 √n
11379.537995894
3 √n
505.92144286034
4 √n
106.67491736999
5 √n
41.922758576397
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
-129493884
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 129493885 can be divided by 8 positive divisors.
The sum of these divisors (counting 129493885) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101101111110101101111101
3
Ternary
100000122222012211
4
Quaternary
13231332231331
5
Quinary
231122301020
6
Senary
20503300421
8
Octal
755765575
10
Decimal
129493885
12
Duodecimal
3744a711
16
Hexadecimal
7b7eb7d
20
Vigesimal
2096ee5
36
Base36
253i4d
md5
44b34352d36459132427b34268542269
sha1
bc8150d8d3f09d77e195784efa029b7af411feb2
sha256
48ba1ed3f359b948196847c80cc1dbb72168c3570d1f134faa26f856d406cbec
sha512
d31b4b7ad287089040588bbd2e1a2a427d7175d0a88946af3267328fd584c4d9956a1986d4c094a537a109442bad22d10969460368109151157bc2aa302ec23a
ripemd-160
861d090f230aac7dbec51bc4d3c56319ef1bbdae
Diameter
258987770
Circumference
813634075.6016
Area
5.2680318709018E+16
Volume
9.0957055102252E+24
Surface area
2.1072127483607E+17
Circumference
813634075.6016
Perimeter
517975540
Area
16768666252393225
Diagonal
183132008.41138
Surface area
100611997514359350
Volume
2.1714397392908E+24
Space diagonal
224289988.08948
Perimeter
388481655
Area
7.2610454810777E+15
Altitude
112144994.04474
Surface area
7.2610454810777E+15
Volume
2.5590662743174E+23
Height
61044002.803794