68291290 is an even 8-digits composite number following 68291289
and preceding 68291291 . In scientific notation, it is written as 6.8291290 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 27316512 positive integers (up to 68291290) that are relatively prime to 68291290.
68291290 has 8 divisors, whose sum is 122924340
The reverse of 68291290 is 09219286
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
sixty-eight million two hundred ninety-one thousand two hundred ninety
Scientific notation
6.8291290 × 10^7
Engineering notation
6.8291290 × 10^6
Prime Factorization
2 × 5 × 6829129
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68291290
Product of the distinct prime numbers
The prime factorization of 68291290 is 2 × 5 × 6829129.
Since it has a total of 3 prime factors.
7 , 3 , 12 , 46 , 292 , 479 , 9292 , 6579 , 10706 , 84584 , 485276 , 568779 , 2211807 , 9530152 , 91269130 , 22820754 , 435610746 , 164833878 , 432107090 , 3939378825
n×2
136582580
n×3
204873870
n×4
273165160
n×5
341456450
n÷2
34145645
n÷3
22763763.333333
n÷3
17072822.5
n÷5
13658258
n2
4663700289864100
n3
3.1849010896819E+23
n4
2.1750100393678E+31
n5
1.4853424135138E+39
2 √n
8263.8544275659
3 √n
408.74749629842
4 √n
90.905744744575
5 √n
36.886976861063
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
-68291289
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 68291290 can be divided by 8 positive divisors.
The sum of these divisors (counting 68291290) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000100100000101011011010
3
Ternary
11202111120001001
4
Quaternary
10010200223122
5
Quinary
114440310130
6
Senary
10435415214
8
Octal
404405332
10
Decimal
68291290
12
Duodecimal
1aa5450a
16
Hexadecimal
4120ada
20
Vigesimal
116g84a
36
Base36
14npwa
md5
dabb2fa8ce64e1694c4a1691c9308c70
sha1
6106c07fafbaa5831b312e1497d4fc0963a806b6
sha256
df2ba3e687234206d6fd0c7873a3b8c02bc915d6e67b54e9bfe45807791ced2d
sha512
356decf5d3a4362ff7cb0c1ff51dd6d6656a847f1a0a2cdd774e5de414026267f823c8ee98bb9a3c582202813a3d8a3ab764a19637af5dd450dd71c9cde1b542
ripemd-160
bd60606a4e67a8f4da98e35254253e33dee1ac8c
Diameter
136582580
Circumference
429086829.93634
Area
1.4651446569182E+16
Volume
1.3340882487673E+24
Surface area
5.8605786276727E+16
Circumference
429086829.93634
Perimeter
273165160
Area
4663700289864100
Diagonal
96578468.509954
Surface area
27982201739184600
Volume
3.1849010896819E+23
Space diagonal
118283983.99442
Perimeter
204873870
Area
2.0194414633296E+15
Altitude
59141991.99721
Surface area
2.0194414633296E+15
Volume
3.7534419298709E+22
Height
32192822.836651