66888916 is an even 8-digits composite number following 66888915
and preceding 66888917 . In scientific notation, it is written as 6.6888916 × 10^7.
The sum of its digits is 52. It has a total of 3 prime factors and 6 positive divisors.
There are 33444456 positive integers (up to 66888916) that are relatively prime to 66888916.
66888916 has 6 divisors, whose sum is 117055610
The reverse of 66888916 is 61988866
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 52
Digital Root 7
Name
sixty-six million eight hundred eighty-eight thousand nine hundred sixteen
Scientific notation
6.6888916 × 10^7
Engineering notation
6.6888916 × 10^6
Prime Factorization
2 × 2 × 16722229
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
33444458
Product of the distinct prime numbers
The prime factorization of 66888916 is 2 × 2 × 16722229.
Since it has a total of 3 prime factors.
2 , 3 , 57 , 33 , 373 , 9 , 6541 , 3885 , 10993 , 62509 , 70377 , 766682 , 5764112 , 7921994 , 22150323 , 69355243 , 830482125 , 878316103 , 9945735599 , 2713628778
n×2
133777832
n×3
200666748
n×4
267555664
n×5
334444580
n÷2
33444458
n÷3
22296305.333333
n÷3
16722229
n÷5
13377783.2
n2
4474127083655056
n3
2.9926951067193E+23
n4
2.0017813160696E+31
n5
1.3389698230095E+39
2 √n
8178.5644217063
3 √n
405.93022169486
4 √n
90.435415749065
5 √n
36.734220755258
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-66888915
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66888916 can be divided by 6 positive divisors.
The sum of these divisors (counting 66888916) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
11111111001010010011010100
3
Ternary
11122212022100021
4
Quaternary
3333022103110
5
Quinary
114110421131
6
Senary
10345354524
8
Octal
377122324
10
Decimal
66888916
12
Duodecimal
1a498a44
16
Hexadecimal
3fca4d4
20
Vigesimal
10i125g
36
Base36
13tntg
md5
ae9d2d2927aa5ef2bf868f8d6f7849dd
sha1
356df37001360d2868696f293fb4d7a6640c3ac2
sha256
5b2e7bce1a0ef169531f453dd4e1390c954dc7e05534d96898a5a02e509a8cbb
sha512
092204a75910ec78aff7768aceaeeb092240ae0adf7a5fa82a0d50760a5b74d18cfef1d900613167e1b0e51bac1b39859456ab5f4d1818cf58e755610dd06436
ripemd-160
caa2697ca5806cb8ff80c7153734050ca1f83086
Diameter
133777832
Circumference
420275454.22437
Area
1.4055884777238E+16
Volume
1.2535771948938E+24
Surface area
5.6223539108951E+16
Circumference
420275454.22437
Perimeter
267555664
Area
4474127083655056
Diagonal
94595212.179635
Surface area
26844762501930336
Volume
2.9926951067193E+23
Space diagonal
115855000.97521
Perimeter
200666748
Area
1.9373538571026E+15
Altitude
57927500.487603
Surface area
1.9373538571026E+15
Volume
3.5269250066417E+22
Height
31531737.393212