68831431 is an odd 8-digits composite number following 68831430
and preceding 68831432 . In scientific notation, it is written as 6.8831431 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 68814592 positive integers (up to 68831431) that are relatively prime to 68831431.
68831431 has 4 divisors, whose sum is 68848272
The reverse of 68831431 is 13413886
Previous prime number is 9857
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
sixty-eight million eight hundred thirty-one thousand four hundred thirty-one
Scientific notation
6.8831431 × 10^7
Engineering notation
6.8831431 × 10^6
Prime Factorization
9857 × 6983
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
68831431
Product of the distinct prime numbers
The prime factorization of 68831431 is 9857 × 6983.
Since it has a total of 2 prime factors.
5 , 6 , 35 , 98 , 721 , 948 , 4973 , 9599 , 99075 , 5918 , 531423 , 5058 , 7189600 , 7402757 , 41090705 , 18412013 , 867417509 , 804048510 , 944392326 , 6262727720
n×2
137662862
n×3
206494293
n×4
275325724
n×5
344157155
n÷2
34415715.5
n÷3
22943810.333333
n÷3
17207857.75
n÷5
13766286.2
n2
4737765893507761
n3
3.2610720619313E+23
n4
2.2446425661685E+31
n5
1.5450195991289E+39
2 √n
8296.4709967552
3 √n
409.82231245486
4 √n
91.084965810803
5 √n
36.945143666885
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-68831430
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68831431 can be divided by 4 positive divisors.
The sum of these divisors (counting 68831431) is 1, the average is 0.25.
Base
System
Value
2
Binary
100000110100100100011000111
3
Ternary
11210111222222021
4
Quaternary
10012210203013
5
Quinary
120110101211
6
Senary
10455144011
8
Octal
406444307
10
Decimal
68831431
12
Duodecimal
1b075007
16
Hexadecimal
41a48c7
20
Vigesimal
11a3ibb
36
Base36
14zao7
md5
47c28944f7470e7acb027a1a9e857205
sha1
b7a66f81195344518e8b6ee2ecc09bef893d34f1
sha256
7a4c72d2683abd7c499fb380bde6bd4f2bdbcc9050e458f823e3b18fe0e83d04
sha512
d412b29e423dc59c6be39c86e3a547e39236d7c8b068cbe3e85ebd6e341f844c5f71feef775915cce88a05a8d89780cbe439fea2e8e9b2ff428fb86262a28a5c
ripemd-160
2159b4ba0a0a6a3b594e30816f6d4eabce8989ba
Diameter
137662862
Circumference
432480635.93135
Area
1.4884130525472E+16
Volume
1.3659946710121E+24
Surface area
5.9536522101889E+16
Circumference
432480635.93135
Perimeter
275325724
Area
4737765893507761
Diagonal
97342343.237748
Surface area
28426595361046566
Volume
3.2610720619313E+23
Space diagonal
119219535.64967
Perimeter
206494293
Area
2.0515128104806E+15
Altitude
59609767.824836
Surface area
2.0515128104806E+15
Volume
3.8432102815494E+22
Height
32447447.745916