129868448 is an even 9-digits composite number following 129868447
and preceding 129868449 . In scientific notation, it is written as 1.29868448 × 10^8.
The sum of its digits is 50. It has a total of 6 prime factors and 12 positive divisors.
There are 64934208 positive integers (up to 129868448) that are relatively prime to 129868448.
129868448 has 12 divisors, whose sum is 255678570
The reverse of 129868448 is 844868921
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 50
Digital Root 5
Name
one hundred twenty-nine million eight hundred sixty-eight thousand four hundred forty-eight
Scientific notation
1.29868448 × 10^8
Engineering notation
1.29868448 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 4058389
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
8116778
Product of the distinct prime numbers
The prime factorization of 129868448 is 2 × 2 × 2 × 2 × 2 × 4058389.
Since it has a total of 6 prime factors.
7 , 4 , 57 , 51 , 343 , 41 , 3447 , 589 , 14385 , 27667 , 543946 , 58110 , 86907 , 9152377 , 65580300 , 76215093 , 162731588 , 424876866 , 1144351662 , 3530049552
n×2
259736896
n×3
389605344
n×4
519473792
n×5
649342240
n÷2
64934224
n÷3
43289482.666667
n÷3
32467112
n÷5
25973689.6
n2
16865813785928704
n3
2.1903370606356E+24
n4
2.8445567466162E+32
n5
3.6941816993098E+40
2 √n
11395.983853972
3 √n
506.40876841099
4 √n
106.75197353666
5 √n
41.946983006074
1 , 2 , 4 , 8 , 16 , 32 , 4058389 , 8116778 , 16233556 , 32467112 , 64934224 , 129868448
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129868447
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129868448 can be divided by 12 positive divisors.
The sum of these divisors (counting 129868448) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111101111011010001010100000
3
Ternary
100001101000000112
4
Quaternary
13233122022200
5
Quinary
231221242243
6
Senary
20515310452
8
Octal
757321240
10
Decimal
129868448
12
Duodecimal
375ab428
16
Hexadecimal
7bda2a0
20
Vigesimal
20bdb28
36
Base36
25bj4w
md5
6f8be8b54d41a9f507b74836ad4b4b30
sha1
9a494dcfa6efd92088031cca86325a2e9beefa79
sha256
f85e0330ac1c59affa8ff25a8f6be89533e65f6e8008581c6a28c702c10e990f
sha512
06f922b7ddc8bef6498f7bb88f53c298f2e067fc8f554fa25174b99fcd02ba15cad0b5edb539f1ba3ceafdcc26ba8a483de106a0fe83944b149b5d75f7d4402a
ripemd-160
194a4dba25ab5075556a61f7e9405dd407ea26d3
Diameter
259736896
Circumference
815987524.33982
Area
5.2985516686687E+16
Volume
9.1748624247709E+24
Surface area
2.1194206674675E+17
Circumference
815987524.33982
Perimeter
519473792
Area
16865813785928704
Diagonal
183661720.48595
Surface area
101194882715572224
Volume
2.1903370606356E+24
Space diagonal
224938750.23612
Perimeter
389605344
Area
7.303111597056E+15
Altitude
112469375.11806
Surface area
7.303111597056E+15
Volume
2.5813369810994E+23
Height
61220573.495315