38286987 is an odd 8-digits composite number following 38286986
and preceding 38286988 . In scientific notation, it is written as 3.8286987 × 10^7.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 25216968 positive integers (up to 38286987) that are relatively prime to 38286987.
38286987 has 8 divisors, whose sum is 51664704
The reverse of 38286987 is 78968283
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
thirty-eight million two hundred eighty-six thousand nine hundred eighty-seven
Scientific notation
3.8286987 × 10^7
Engineering notation
3.8286987 × 10^6
Prime Factorization
3 × 83 × 153763
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
38286987
Product of the distinct prime numbers
The prime factorization of 38286987 is 3 × 83 × 153763.
Since it has a total of 3 prime factors.
1 , 7 , 29 , 54 , 102 , 376 , 9144 , 492 , 7099 , 38810 , 730425 , 949845 , 7219455 , 6210261 , 29936787 , 15837058 , 298959133 , 613032831 , 3000015166 , 9015637215
n×2
76573974
n×3
114860961
n×4
153147948
n×5
191434935
n÷2
19143493.5
n÷3
12762329
n÷3
9571746.75
n÷5
7657397.4
n2
1465893373538169
n3
5.6124640536042E+22
n4
2.1488433825831E+30
n5
8.2272738653996E+37
2 √n
6187.6479376254
3 √n
337.04177265444
4 √n
78.661603960416
5 √n
32.85566321546
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
-38286986
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 38286987 can be divided by 8 positive divisors.
The sum of these divisors (counting 38286987) is 1, the average is 0.125.
Base
System
Value
2
Binary
10010010000011011010001011
3
Ternary
2200001011212120
4
Quaternary
2102003122023
5
Quinary
34300140422
6
Senary
3444342323
8
Octal
222033213
10
Decimal
38286987
12
Duodecimal
109a49a3
16
Hexadecimal
248368b
20
Vigesimal
bj5h97
36
Base36
msmff
md5
cff65bbb897c5f55a3e5bd65ac6b0920
sha1
5ff90ad0b267e6ab14e3414de203077d0ecc6021
sha256
eeab9723feec0982bb10176e5e566e4155c7ec45f02d494678bffe6ebf9b59fb
sha512
dee35ede7c141d2645db19c19cf46ce1dfef8f27ee70253027328007a3055f1e64d859a1b491942f548023a0bcdad593431dd41f92832c911a87a8b805c9da8c
ripemd-160
67315bcdd4c154012291ae3fe7ed281238ed86c2
Diameter
76573974
Circumference
240564234.17458
Area
4.6052398532535E+15
Volume
2.3509434452453E+23
Surface area
1.8420959413014E+16
Circumference
240564234.17458
Perimeter
153147948
Area
1465893373538169
Diagonal
54145976.277802
Surface area
8795360241229014
Volume
5.6124640536042E+22
Space diagonal
66315006.752729
Perimeter
114860961
Area
6.3475045036166E+14
Altitude
33157503.376365
Surface area
6.3475045036166E+14
Volume
6.6143523191155E+21
Height
18048658.759267