129751485 is an odd 9-digits composite number following 129751484
and preceding 129751486 . In scientific notation, it is written as 1.29751485 × 10^8.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 68785088 positive integers (up to 129751485) that are relatively prime to 129751485.
129751485 has 16 divisors, whose sum is 208849536
The reverse of 129751485 is 584157921
Previous prime number is 167
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred twenty-nine million seven hundred fifty-one thousand four hundred eighty-five
Scientific notation
1.29751485 × 10^8
Engineering notation
1.29751485 × 10^6
Prime Factorization
3 × 5 × 167 × 51797
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
129751485
Product of the distinct prime numbers
The prime factorization of 129751485 is 3 × 5 × 167 × 51797.
Since it has a total of 4 prime factors.
9 , 9 , 9 , 99 , 771 , 479 , 2784 , 6267 , 7865 , 80555 , 175910 , 970654 , 5150124 , 380045 , 3662609 , 14068126 , 724291593 , 933767403 , 2038093535 , 9398729765
n×2
259502970
n×3
389254455
n×4
519005940
n×5
648757425
n÷2
64875742.5
n÷3
43250495
n÷3
32437871.25
n÷5
25950297
n2
16835447859705225
n3
2.1844243604368E+24
n4
2.8343230463685E+32
n5
3.6775762423604E+40
2 √n
11390.850933973
3 √n
506.25669431782
4 √n
106.72792949352
5 √n
41.939424567542
1 , 3 , 5 , 15 , 167 , 501 , 835 , 2505 , 51797 , 155391 , 258985 , 776955 , 8650099 , 25950297 , 43250495 , 129751485
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
-129751484
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 129751485 can be divided by 16 positive divisors.
The sum of these divisors (counting 129751485) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101110111101100110111101
3
Ternary
100001011001120120
4
Quaternary
13232331212331
5
Quinary
231204021420
6
Senary
20513005153
8
Octal
756754675
10
Decimal
129751485
12
Duodecimal
375537b9
16
Hexadecimal
7bbd9bd
20
Vigesimal
20aiie5
36
Base36
2590vx
md5
c9f90562cc246079bbd3d0e71cb97961
sha1
44e850f171f0ae6655bc40b72f1be1da659028e7
sha256
1254d55f17dc6ddd97e0fc4be3b2cc5a5b4fc7a635ccb20907784c3bbd71dbb0
sha512
1c27956dabcf1a62f06be3a5a4098903618fdc8431bdad0abad39d2aaa96a3774afc35bf54047b990c3183c65173c114f1e4ee48c90ed6f52641472e5edd78e9
ripemd-160
06a7ddfddbcc3e67d00fadf77952cde7d1772d04
Diameter
259502970
Circumference
815252624.13673
Area
5.2890119315944E+16
Volume
9.1500953640945E+24
Surface area
2.1156047726378E+17
Circumference
815252624.13673
Perimeter
519005940
Area
16835447859705225
Diagonal
183496309.82505
Surface area
101012687158231350
Volume
2.1844243604368E+24
Space diagonal
224736164.37751
Perimeter
389254455
Area
7.2899627652965E+15
Altitude
112368082.18876
Surface area
7.2899627652965E+15
Volume
2.5743687970899E+23
Height
61165436.60835