68722015 is an odd 8-digits composite number following 68722014
and preceding 68722016 . In scientific notation, it is written as 6.8722015 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 54977608 positive integers (up to 68722015) that are relatively prime to 68722015.
68722015 has 4 divisors, whose sum is 82466424
The reverse of 68722015 is 51022786
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
sixty-eight million seven hundred twenty-two thousand fifteen
Scientific notation
6.8722015 × 10^7
Engineering notation
6.8722015 × 10^6
Prime Factorization
5 × 13744403
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
68722015
Product of the distinct prime numbers
The prime factorization of 68722015 is 5 × 13744403.
Since it has a total of 2 prime factors.
1 , 8 , 21 , 94 , 871 , 762 , 1664 , 8373 , 3484 , 42168 , 127688 , 634109 , 9284038 , 7523931 , 52489262 , 73852132 , 107821965 , 611909061 , 9620502634 , 4139624083
n×2
137444030
n×3
206166045
n×4
274888060
n×5
343610075
n÷2
34361007.5
n÷3
22907338.333333
n÷3
17180503.75
n÷5
13744403
n2
4722715345660225
n3
3.2455451482519E+23
n4
2.2304040236135E+31
n5
1.5327785876682E+39
2 √n
8289.8742451258
3 √n
409.60504301538
4 √n
91.048746532425
5 √n
36.933390423971
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
-68722014
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 68722015 can be divided by 4 positive divisors.
The sum of these divisors (counting 68722015) is 1, the average is 0.25.
Base
System
Value
2
Binary
100000110001001110101011111
3
Ternary
11210022102212211
4
Quaternary
10012021311133
5
Quinary
120043101030
6
Senary
10452541251
8
Octal
406116537
10
Decimal
68722015
12
Duodecimal
1b021827
16
Hexadecimal
4189d5f
20
Vigesimal
119a50f
36
Base36
14wy8v
md5
43876e87daceab607a2ee994efc33a67
sha1
936746e74f7f12e1c35e5ecfdf685d0a8d2203d9
sha256
2a0b5c24459b06017281bd5e3f1f0d955f4379409175f69ab0e4e32c1eef1de6
sha512
2acf90d26a78386424af2c275176690b7dbf312aca9ef118ca8d9ed122d5fb045ab72141c9cf714ad9bcf84aec28cd3f17efe1800988809d8a5851aed787a3bb
ripemd-160
afd2ddee10029ceda5d76e1682db5e55eca82c25
Diameter
137444030
Circumference
431793154.92778
Area
1.4836847834922E+16
Volume
1.359490772619E+24
Surface area
5.9347391339688E+16
Circumference
431793154.92778
Perimeter
274888060
Area
4722715345660225
Diagonal
97187605.646607
Surface area
28336292073961350
Volume
3.2455451482519E+23
Space diagonal
119030021.57851
Perimeter
206166045
Area
2.0449957320922E+15
Altitude
59515010.789255
Surface area
2.0449957320922E+15
Volume
3.8249116382934E+22
Height
32395868.548869