68751408 is an even 8-digits composite number following 68751407
and preceding 68751409 . In scientific notation, it is written as 6.8751408 × 10^7.
The sum of its digits is 39. It has a total of 6 prime factors and 20 positive divisors.
There are 20833600 positive integers (up to 68751408) that are relatively prime to 68751408.
68751408 has 20 divisors, whose sum is 137243448
The reverse of 68751408 is 80415786
Previous prime number is 33
Is Prime? no
Number parity even
Number length 8
Sum of Digits 39
Digital Root 3
Name
sixty-eight million seven hundred fifty-one thousand four hundred eight
Scientific notation
6.8751408 × 10^7
Engineering notation
6.8751408 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 33 × 130211
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
8593926
Product of the distinct prime numbers
The prime factorization of 68751408 is 2 × 2 × 2 × 2 × 33 × 130211.
Since it has a total of 6 prime factors.
4 , 9 , 93 , 9 , 136 , 243 , 7386 , 3605 , 17020 , 58835 , 999605 , 635237 , 5747639 , 3219256 , 70406154 , 54264198 , 200985962 , 233538215 , 8299956962 , 4956972533
n×2
137502816
n×3
206254224
n×4
275005632
n×5
343757040
n÷2
34375704
n÷3
22917136
n÷3
17187852
n÷5
13750281.6
n2
4726756101982464
n3
3.2497113728389E+23
n4
2.2342223247628E+31
n5
1.5360593061248E+39
2 √n
8291.6468810484
3 √n
409.66343189784
4 √n
91.058480555347
5 √n
36.936549229681
1 , 2 , 4 , 8 , 16 , 33 , 66 , 132 , 264 , 528 , 130211 , 260422 , 520844 , 1041688 , 2083376 , 4296963 , 8593926 , 17187852 , 34375704 , 68751408
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
-68751407
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 68751408 can be divided by 20 positive divisors.
The sum of these divisors (counting 68751408) is 1, the average is 0.05.
Base
System
Value
2
Binary
100000110010001000000110000
3
Ternary
11210100221012110
4
Quaternary
10012101000300
5
Quinary
120100021113
6
Senary
10453325320
8
Octal
406210060
10
Decimal
68751408
12
Duodecimal
1b036840
16
Hexadecimal
4191030
20
Vigesimal
119dia8
36
Base36
14xkxc
md5
bd275a6b9ae0498a6762712a6043b390
sha1
8f1ffeed47c4868ea412c77840bf5ba329c819c8
sha256
e702fb87fa60810b70b64734e5e04562718ec1a09e1985989218d0c63993b598
sha512
0031f54dcefc6913e963fea210d99d9e816f12d5bfb10124a583a913b0f86626a401f66a85057599e8f187e26e53177c4fcb3c03e7e9c6ca5aab49bd2740c271
ripemd-160
59a82e105c42a517eb58397f3915d33a687e9366
Diameter
137502816
Circumference
431977836.59351
Area
1.4849542245299E+16
Volume
1.361235916693E+24
Surface area
5.9398168981195E+16
Circumference
431977836.59351
Perimeter
275005632
Area
4726756101982464
Diagonal
97229173.625846
Surface area
28360536611894784
Volume
3.2497113728389E+23
Space diagonal
119080931.7479
Perimeter
206254224
Area
2.046745430905E+15
Altitude
59540465.873949
Surface area
2.046745430905E+15
Volume
3.8298215810557E+22
Height
32409724.541949