68366987 is an odd 8-digits composite number following 68366986
and preceding 68366988 . In scientific notation, it is written as 6.8366987 × 10^7.
The sum of its digits is 53. It has a total of 2 prime factors and 4 positive divisors.
There are 63107976 positive integers (up to 68366987) that are relatively prime to 68366987.
68366987 has 4 divisors, whose sum is 73626000
The reverse of 68366987 is 78966386
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 53
Digital Root 8
Name
sixty-eight million three hundred sixty-six thousand nine hundred eighty-seven
Scientific notation
6.8366987 × 10^7
Engineering notation
6.8366987 × 10^6
Prime Factorization
13 × 5258999
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
68366987
Product of the distinct prime numbers
The prime factorization of 68366987 is 13 × 5258999.
Since it has a total of 2 prime factors.
3 , 4 , 62 , 7 , 798 , 814 , 7280 , 7766 , 38425 , 11935 , 184757 , 568078 , 4900568 , 3937925 , 82692779 , 71156707 , 539016437 , 970143174 , 6334410302 , 3791710539
n×2
136733974
n×3
205100961
n×4
273467948
n×5
341834935
n÷2
34183493.5
n÷3
22788995.666667
n÷3
17091746.75
n÷5
13673397.4
n2
4674044911458169
n3
3.1955036769908E+23
n4
2.1846695834328E+31
n5
1.4935927700985E+39
2 √n
8268.4331647538
3 √n
408.89846496107
4 √n
90.930925238632
5 √n
36.895150659794
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
-68366986
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 68366987 can be divided by 4 positive divisors.
The sum of these divisors (counting 68366987) is 1, the average is 0.25.
Base
System
Value
2
Binary
100000100110011001010001011
3
Ternary
11202122101212122
4
Quaternary
10010303022023
5
Quinary
120000220422
6
Senary
10441201455
8
Octal
404631213
10
Decimal
68366987
12
Duodecimal
1aa9028b
16
Hexadecimal
413328b
20
Vigesimal
1175h97
36
Base36
14pcaz
md5
76b9c43105ba8f0c3a97d8801a79bd79
sha1
512e71d9c2382315c1906fed3deace33658ffce3
sha256
b56394f6a1d34b6dfb652f5f5973db51469811587d1f6f2de4b44132876c40cc
sha512
822e1a4559cf01963b9048ce812e16cd08d2f1e84505884ec27ff28bd9d08870db2a68362ab001cb55e914b75a18e555ec428eed0322858fab80a2acf566d927
ripemd-160
ef7acc0665e30ad48cac3a590be77ca0246dee76
Diameter
136733974
Circumference
429562448.21454
Area
1.4683945156386E+16
Volume
1.3385294501538E+24
Surface area
5.8735780625543E+16
Circumference
429562448.21454
Perimeter
273467948
Area
4674044911458169
Diagonal
96685520.233985
Surface area
28044269468749014
Volume
3.1955036769908E+23
Space diagonal
118415095.0444
Perimeter
205100961
Area
2.0239208158761E+15
Altitude
59207547.5222
Surface area
2.0239208158761E+15
Volume
3.7659371988445E+22
Height
32228506.744662