129355892 is an even 9-digits composite number following 129355891
and preceding 129355893 . In scientific notation, it is written as 1.29355892 × 10^8.
The sum of its digits is 44. It has a total of 5 prime factors and 18 positive divisors.
There are 62446048 positive integers (up to 129355892) that are relatively prime to 129355892.
129355892 has 18 divisors, whose sum is 234454038
The reverse of 129355892 is 298553921
Previous prime number is 29
Is Prime? no
Number parity even
Number length 9
Sum of Digits 44
Digital Root 8
Name
one hundred twenty-nine million three hundred fifty-five thousand eight hundred ninety-two
Scientific notation
1.29355892 × 10^8
Engineering notation
1.29355892 × 10^6
Prime Factorization
2 × 2 × 29 × 29 × 38453
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
2230274
Product of the distinct prime numbers
The prime factorization of 129355892 is 2 × 2 × 29 × 29 × 38453.
Since it has a total of 5 prime factors.
6 , 8 , 83 , 19 , 616 , 498 , 4994 , 8068 , 40450 , 91578 , 82748 , 999091 , 121578 , 1231294 , 4808799 , 29157243 , 167121177 , 12205409 , 2909601637 , 8871419642
n×2
258711784
n×3
388067676
n×4
517423568
n×5
646779460
n÷2
64677946
n÷3
43118630.666667
n÷3
32338973
n÷5
25871178.4
n2
16732946795115664
n3
2.1645052584707E+24
n4
2.7999150844817E+32
n5
3.6218551327739E+40
2 √n
11373.473172255
3 √n
505.74167007047
4 √n
106.64648691942
5 √n
41.913819907675
1 , 2 , 4 , 29 , 58 , 116 , 841 , 1682 , 3364 , 38453 , 76906 , 153812 , 1115137 , 2230274 , 4460548 , 32338973 , 64677946 , 129355892
18 divisors
τ
Total Divisors
18
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129355891
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.055555555555556
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
18
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129355892 can be divided by 18 positive divisors.
The sum of these divisors (counting 129355892) is 1, the average is 0.055555555555556.
Base
System
Value
2
Binary
111101101011101000001110100
3
Ternary
100000101221220222
4
Quaternary
13231131001310
5
Quinary
231103342032
6
Senary
20500313512
8
Octal
755350164
10
Decimal
129355892
12
Duodecimal
373a2898
16
Hexadecimal
7b5d074
20
Vigesimal
20899ec
36
Base36
250jn8
md5
d81a7dac34fb3a539929610292f35073
sha1
782fdca99ac98a44f372975cd0dd10fbcb0d52c3
sha256
836c4b9d5eabb4c41440e70fa25f6185601ae2a4d606a17a2d9b59ca7f933f0f
sha512
fa0fbe536c48abd9319f4ca8370038bbe0de27142bef91018e344a861e614cf84a382841973883692fffd917d272ef1920e6e34c0c59aecbca90a257603e7d35
ripemd-160
ce8f9403c0486242f04ab46bbd9d83a71a9c033b
Diameter
258711784
Circumference
812767040.01151
Area
5.2568102724444E+16
Volume
9.0666584248908E+24
Surface area
2.1027241089778E+17
Circumference
812767040.01151
Perimeter
517423568
Area
16732946795115664
Diagonal
182936856.83927
Surface area
100397680770693984
Volume
2.1645052584707E+24
Space diagonal
224050977.20239
Perimeter
388067676
Area
7.2455785023718E+15
Altitude
112025488.6012
Surface area
7.2455785023718E+15
Volume
2.5508939102977E+23
Height
60978952.279756