129641392 is an even 9-digits composite number following 129641391
and preceding 129641393 . In scientific notation, it is written as 1.29641392 × 10^8.
The sum of its digits is 37. It has a total of 6 prime factors and 20 positive divisors.
There are 63597248 positive integers (up to 129641392) that are relatively prime to 129641392.
129641392 has 20 divisors, whose sum is 255921120
The reverse of 129641392 is 293146921
Previous prime number is 53
Is Prime? no
Number parity even
Number length 9
Sum of Digits 37
Digital Root 1
Name
one hundred twenty-nine million six hundred forty-one thousand three hundred ninety-two
Scientific notation
1.29641392 × 10^8
Engineering notation
1.29641392 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 53 × 152879
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
16205174
Product of the distinct prime numbers
The prime factorization of 129641392 is 2 × 2 × 2 × 2 × 53 × 152879.
Since it has a total of 6 prime factors.
3 , 5 , 7 , 23 , 264 , 781 , 5703 , 9035 , 27485 , 29909 , 592699 , 19168 , 4833485 , 5265751 , 77631192 , 6058967 , 51619305 , 750152832 , 4033617984 , 5152710638
n×2
259282784
n×3
388924176
n×4
518565568
n×5
648206960
n÷2
64820696
n÷3
43213797.333333
n÷3
32410348
n÷5
25928278.4
n2
16806890519697664
n3
2.1788686821652E+24
n4
2.824715689411E+32
n5
3.6620007397949E+40
2 √n
11386.017389764
3 √n
506.11346900952
4 √n
106.7052828578
5 √n
41.932305103836
1 , 2 , 4 , 8 , 16 , 53 , 106 , 212 , 424 , 848 , 152879 , 305758 , 611516 , 1223032 , 2446064 , 8102587 , 16205174 , 32410348 , 64820696 , 129641392
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129641391
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129641392 can be divided by 20 positive divisors.
The sum of these divisors (counting 129641392) is 1, the average is 0.05.
Base
System
Value
2
Binary
111101110100010101110110000
3
Ternary
100000221110120001
4
Quaternary
13232202232300
5
Quinary
231142011032
6
Senary
20510355344
8
Octal
756425660
10
Decimal
129641392
12
Duodecimal
374bbb54
16
Hexadecimal
7ba2bb0
20
Vigesimal
20a539c
36
Base36
256nxs
md5
51ecd6e75b004d00a68db84c8b8a7818
sha1
ccd47194ad3ef17f9c5485b9b1ff97799ab169c6
sha256
285dda2481ccffe542b8fc643f4e4935ddcbd302627d542579f29e48a07bb48e
sha512
5d8cfa67267fa7f7c2d9fca32aef80b95280d39506ffc15de268e97ec6943e540ac6cd895616b7f6ef127d5ebff3837c4703eb38a0d5310bd07614aed0497799
ripemd-160
3146d13666564e9816fa58f78e4095a38906538a
Diameter
259282784
Circumference
814560889.41671
Area
5.280040378637E+16
Volume
9.1268237933695E+24
Surface area
2.1120161514548E+17
Circumference
814560889.41671
Perimeter
518565568
Area
16806890519697664
Diagonal
183340614.81133
Surface area
100841343118185984
Volume
2.1788686821652E+24
Space diagonal
224545477.70795
Perimeter
388924176
Area
7.277597074341E+15
Altitude
112272738.85398
Surface area
7.277597074341E+15
Volume
2.5678213674567E+23
Height
61113538.270442