68751641 is an odd 8-digits composite number following 68751640
and preceding 68751642 . In scientific notation, it is written as 6.8751641 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 58388688 positive integers (up to 68751641) that are relatively prime to 68751641.
68751641 has 8 divisors, whose sum is 79295040
The reverse of 68751641 is 14615786
Previous prime number is 109
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
sixty-eight million seven hundred fifty-one thousand six hundred forty-one
Scientific notation
6.8751641 × 10^7
Engineering notation
6.8751641 × 10^6
Prime Factorization
7 × 109 × 90107
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68751641
Product of the distinct prime numbers
The prime factorization of 68751641 is 7 × 109 × 90107.
Since it has a total of 3 prime factors.
2 , 7 , 37 , 87 , 528 , 587 , 2785 , 7930 , 40510 , 65690 , 362065 , 426972 , 210347 , 8374995 , 85900020 , 33168927 , 511123612 , 81242184 , 8639002976 , 2547717669
n×2
137503282
n×3
206254923
n×4
275006564
n×5
343758205
n÷2
34375820.5
n÷3
22917213.666667
n÷3
17187910.25
n÷5
13750328.2
n2
4726788140192881
n3
3.249744412976E+23
n4
2.2342526122268E+31
n5
1.5360853349913E+39
2 √n
8291.6609313213
3 √n
409.66389468337
4 √n
91.058557705036
5 √n
36.936574265399
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
-68751640
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 68751641 can be divided by 8 positive divisors.
The sum of these divisors (counting 68751641) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000110010001000100011001
3
Ternary
11210100221112002
4
Quaternary
10012101010121
5
Quinary
120100023031
6
Senary
10453330345
8
Octal
406210431
10
Decimal
68751641
12
Duodecimal
1b0369b5
16
Hexadecimal
4191119
20
Vigesimal
119dj21
36
Base36
14xl3t
md5
f84ec6037df0f9077ec30373a95487a4
sha1
db7a625819d66b5c8d015f46fcff36338500be32
sha256
da7e3896ea63f949dc9f445c7a2d6c2d9c8731b43a20d6afa9a0a96016856883
sha512
73ea2abe009650dd53e033161ccc99f38eb317affbf0ed1696aca934b6322773ecf21a732d83c0c6175f63667f400190590365c76a5690bfe5838e53beb0adae
ripemd-160
c7ecfd73a587defd20f10b598d3856d404089374
Diameter
137503282
Circumference
431979300.57569
Area
1.4849642896305E+16
Volume
1.3612497565133E+24
Surface area
5.9398571585221E+16
Circumference
431979300.57569
Perimeter
275006564
Area
4726788140192881
Diagonal
97229503.137606
Surface area
28360728841157286
Volume
3.249744412976E+23
Space diagonal
119081335.31574
Perimeter
206254923
Area
2.046759303857E+15
Altitude
59540667.657868
Surface area
2.046759303857E+15
Volume
3.8298605192307E+22
Height
32409834.379202