68291291 is an odd 8-digits composite number following 68291290
and preceding 68291292 . In scientific notation, it is written as 6.8291291 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 67271952 positive integers (up to 68291291) that are relatively prime to 68291291.
68291291 has 4 divisors, whose sum is 69310632
The reverse of 68291291 is 19219286
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
sixty-eight million two hundred ninety-one thousand two hundred ninety-one
Scientific notation
6.8291291 × 10^7
Engineering notation
6.8291291 × 10^6
Prime Factorization
67 × 1019273
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
68291291
Product of the distinct prime numbers
The prime factorization of 68291291 is 67 × 1019273.
Since it has a total of 2 prime factors.
1 , 1 , 55 , 89 , 125 , 462 , 9655 , 6769 , 7643 , 92601 , 545506 , 289361 , 6262367 , 1634055 , 25068900 , 54125103 , 230750715 , 570720823 , 853433297 , 8132281288
n×2
136582582
n×3
204873873
n×4
273165164
n×5
341456455
n÷2
34145645.5
n÷3
22763763.666667
n÷3
17072822.75
n÷5
13658258.2
n2
4663700426446681
n3
3.1849012295929E+23
n4
2.1750101667639E+31
n5
1.4853425222643E+39
2 √n
8263.8544880703
3 √n
408.74749829354
4 √n
90.905745077362
5 √n
36.886976969092
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
-68291290
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 68291291 can be divided by 4 positive divisors.
The sum of these divisors (counting 68291291) is 1, the average is 0.25.
Base
System
Value
2
Binary
100000100100000101011011011
3
Ternary
11202111120001002
4
Quaternary
10010200223123
5
Quinary
114440310131
6
Senary
10435415215
8
Octal
404405333
10
Decimal
68291291
12
Duodecimal
1aa5450b
16
Hexadecimal
4120adb
20
Vigesimal
116g84b
36
Base36
14npwb
md5
adc9feaa169f39452a8224d3ab968847
sha1
f6b69744c9a84966e46d0e6348d7a0d74f215108
sha256
eb427730c3504458a5efc55e91483927fa321473303888b9c4467dbbc2df00b0
sha512
0135b5ed64f9bddffac89afd5fb14d5d2c284a2c160c528b9f8cdc8f7fa5432fe93bd859c0fcb6fe1fde662998d7401b5c357af2c3b4f816b8a0bc6e2b87d652
ripemd-160
e19a548b2de0a929fdf20d9ec90dc6d6cd633072
Diameter
136582582
Circumference
429086836.21953
Area
1.4651446998268E+16
Volume
1.3340883073731E+24
Surface area
5.8605787993074E+16
Circumference
429086836.21953
Perimeter
273165164
Area
4663700426446681
Diagonal
96578469.924168
Surface area
27982202558680086
Volume
3.1849012295929E+23
Space diagonal
118283985.72647
Perimeter
204873873
Area
2.0194415224716E+15
Altitude
59141992.863236
Surface area
2.0194415224716E+15
Volume
3.7534420947576E+22
Height
32192823.308056