68950990 is an even 8-digits composite number following 68950989
and preceding 68950991 . In scientific notation, it is written as 6.8950990 × 10^7.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 27580392 positive integers (up to 68950990) that are relatively prime to 68950990.
68950990 has 8 divisors, whose sum is 124111800
The reverse of 68950990 is 09905986
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 46
Digital Root 1
Name
sixty-eight million nine hundred fifty thousand nine hundred ninety
Scientific notation
6.8950990 × 10^7
Engineering notation
6.8950990 × 10^6
Prime Factorization
2 × 5 × 6895099
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68950990
Product of the distinct prime numbers
The prime factorization of 68950990 is 2 × 5 × 6895099.
Since it has a total of 3 prime factors.
8 , 8 , 62 , 95 , 421 , 679 , 3131 , 948 , 99353 , 5565 , 947715 , 799240 , 9289584 , 3538687 , 13938787 , 89289226 , 122844050 , 590080117 , 3658647383 , 1984516233
n×2
137901980
n×3
206852970
n×4
275803960
n×5
344754950
n÷2
34475495
n÷3
22983663.333333
n÷3
17237747.5
n÷5
13790198
n2
4754239021980100
n3
3.2780948726216E+23
n4
2.2602788678118E+31
n5
1.558484656117E+39
2 √n
8303.6732835535
3 √n
410.05945994674
4 √n
91.124493323988
5 √n
36.957969373324
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
-68950989
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 68950990 can be divided by 8 positive divisors.
The sum of these divisors (counting 68950990) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000111000001101111001110
3
Ternary
11210202001222101
4
Quaternary
10013001233032
5
Quinary
120122412430
6
Senary
10501505314
8
Octal
407015716
10
Decimal
68950990
12
Duodecimal
1b11223a
16
Hexadecimal
41c1bce
20
Vigesimal
11aih9a
36
Base36
151uxa
md5
40b5ae4615b478f08fc250f6f43c5475
sha1
0297549f8cb71741199752e9c536c314e1a76675
sha256
05611b82477a64dfc77ccc661283a897ca0f3f52fd3cc4be4e0719a21546c07e
sha512
1d6dbdf1cb2b0761b8f9ebba038b4c961e78bc616413ff2839a8e9cc1080176442ecfa6db5393ce2ab0b1df7a8ce2583d00883d685077e01f20c62fd20e66c79
ripemd-160
84cf9fdc5fc384a60db77a74ac522a22799d9f3a
Diameter
137901980
Circumference
433231847.28349
Area
1.4935882384863E+16
Volume
1.3731251692798E+24
Surface area
5.974352953945E+16
Circumference
433231847.28349
Perimeter
275803960
Area
4754239021980100
Diagonal
97511425.197052
Surface area
28525434131880600
Volume
3.2780948726216E+23
Space diagonal
119426617.91217
Perimeter
206852970
Area
2.058645884349E+15
Altitude
59713308.956087
Surface area
2.058645884349E+15
Volume
3.8632718563393E+22
Height
32503808.399017