66889715 is an odd 8-digits composite number following 66889714
and preceding 66889716 . In scientific notation, it is written as 6.6889715 × 10^7.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 53511768 positive integers (up to 66889715) that are relatively prime to 66889715.
66889715 has 4 divisors, whose sum is 80267664
The reverse of 66889715 is 51798866
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
sixty-six million eight hundred eighty-nine thousand seven hundred fifteen
Scientific notation
6.6889715 × 10^7
Engineering notation
6.6889715 × 10^6
Prime Factorization
5 × 13377943
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
66889715
Product of the distinct prime numbers
The prime factorization of 66889715 is 5 × 13377943.
Since it has a total of 2 prime factors.
6 , 8 , 45 , 86 , 789 , 748 , 8707 , 7076 , 12628 , 10510 , 977286 , 621261 , 7760225 , 3388266 , 9959649 , 56040746 , 147296133 , 484052573 , 909434909 , 9941901748
n×2
133779430
n×3
200669145
n×4
267558860
n×5
334448575
n÷2
33444857.5
n÷3
22296571.666667
n÷3
16722428.75
n÷5
13377943
n2
4474233972781225
n3
2.9928023528265E+23
n4
2.001876964319E+31
n5
1.3390497960836E+39
2 √n
8178.6132687638
3 √n
405.93183799133
4 √n
90.435685814638
5 √n
36.734308514199
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
-66889714
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 66889715 can be divided by 4 positive divisors.
The sum of these divisors (counting 66889715) is 1, the average is 0.25.
Base
System
Value
2
Binary
11111111001010011111110011
3
Ternary
11122212100102212
4
Quaternary
3333022133303
5
Quinary
114110432330
6
Senary
10345402335
8
Octal
377123763
10
Decimal
66889715
12
Duodecimal
1a4993ab
16
Hexadecimal
3fca7f3
20
Vigesimal
10i145f
36
Base36
13tofn
md5
3b517f770990f736d5a33d418ca9be2b
sha1
652b865ab4ead5094902b80c115044133ee3b64b
sha256
9715bc099897c71fe7e91d2b0e27e692dcc35860f05574764cacce14e2b78e63
sha512
aaefc57c94939ee89c4f3c59adb030d86dbd56992abeeb9096b623053f86922f2f8116ec433c9db4d472c9250d04b2bada92462d0864402d09732215f8891386
ripemd-160
70615dc74d162aaa1c0ab5588b5e0a472a3bb5e4
Diameter
133779430
Circumference
420280474.48943
Area
1.4056220579331E+16
Volume
1.2536221180381E+24
Surface area
5.6224882317325E+16
Circumference
420280474.48943
Perimeter
267558860
Area
4474233972781225
Diagonal
94596342.136271
Surface area
26845403836687350
Volume
2.9928023528265E+23
Space diagonal
115856384.8838
Perimeter
200669145
Area
1.937400141452E+15
Altitude
57928192.441901
Surface area
1.937400141452E+15
Volume
3.5270513973912E+22
Height
31532114.045424