129642757 is an odd 9-digits composite number following 129642756
and preceding 129642758 . In scientific notation, it is written as 1.29642757 × 10^8.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 122608080 positive integers (up to 129642757) that are relatively prime to 129642757.
129642757 has 8 divisors, whose sum is 136700960
The reverse of 129642757 is 757246921
Previous prime number is 11131
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 43
Digital Root 7
Name
one hundred twenty-nine million six hundred forty-two thousand seven hundred fifty-seven
Scientific notation
1.29642757 × 10^8
Engineering notation
1.29642757 × 10^6
Prime Factorization
19 × 11131 × 613
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129642757
Product of the distinct prime numbers
The prime factorization of 129642757 is 19 × 11131 × 613.
Since it has a total of 3 prime factors.
3 , 7 , 88 , 61 , 954 , 926 , 6351 , 6321 , 22524 , 22750 , 280671 , 557587 , 7216038 , 9170692 , 27501462 , 16948585 , 729266118 , 747346443 , 3774450795 , 748648471
n×2
259285514
n×3
388928271
n×4
518571028
n×5
648213785
n÷2
64821378.5
n÷3
43214252.333333
n÷3
32410689.25
n÷5
25928551.4
n2
16807244442561049
n3
2.1789375071065E+24
n4
2.82483465752E+32
n5
3.6621935307004E+40
2 √n
11386.077331548
3 √n
506.11524530038
4 √n
106.70556373286
5 √n
41.932393404886
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
-129642756
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 129642757 can be divided by 8 positive divisors.
The sum of these divisors (counting 129642757) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101110100011000100000101
3
Ternary
100000221112102121
4
Quaternary
13232203010011
5
Quinary
231142032012
6
Senary
20510405541
8
Octal
756430405
10
Decimal
129642757
12
Duodecimal
375008b1
16
Hexadecimal
7ba3105
20
Vigesimal
20a56hh
36
Base36
256ozp
md5
11d63944e094cb91d5256ddc6df23a3b
sha1
0c83f9b6eac55fc008ad811186e482d5ca32c659
sha256
2c83692ea57bba839a7bb13dfba6b7b6b98da94b4778a36577aca6a09db79a0c
sha512
c2b8bdfbc25823bfc7c04276024c7f97fce23ae14920b48f0f25e609f0448d4332e22b42e111c69c8a4b6fd44c69c4553d08d012c0ee1567e158c3c1f882df42
ripemd-160
a35183567a5a911db669e051b241a672b657d325
Diameter
259285514
Circumference
814569465.96465
Area
5.2801515667838E+16
Volume
9.1271120866096E+24
Surface area
2.1120606267135E+17
Circumference
814569465.96465
Perimeter
518571028
Area
16807244442561049
Diagonal
183342545.21284
Surface area
100843466655366294
Volume
2.1789375071065E+24
Space diagonal
224547841.95731
Perimeter
388928271
Area
7.2777503274363E+15
Altitude
112273920.97865
Surface area
7.2777503274363E+15
Volume
2.5679024784279E+23
Height
61114181.737613