66597890 is an even 8-digits composite number following 66597889
and preceding 66597891 . In scientific notation, it is written as 6.6597890 × 10^7.
The sum of its digits is 50. It has a total of 4 prime factors and 16 positive divisors.
There are 26618496 positive integers (up to 66597890) that are relatively prime to 66597890.
66597890 has 16 divisors, whose sum is 119969208
The reverse of 66597890 is 09879566
Previous prime number is 2693
Is Prime? no
Number parity even
Number length 8
Sum of Digits 50
Digital Root 5
Name
sixty-six million five hundred ninety-seven thousand eight hundred ninety
Scientific notation
6.6597890 × 10^7
Engineering notation
6.6597890 × 10^6
Prime Factorization
2 × 5 × 2693 × 2473
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
66597890
Product of the distinct prime numbers
The prime factorization of 66597890 is 2 × 5 × 2693 × 2473.
Since it has a total of 4 prime factors.
6 , 8 , 67 , 54 , 229 , 506 , 4202 , 9057 , 59204 , 18472 , 14197 , 853141 , 8763656 , 3006462 , 12527522 , 82829215 , 600940412 , 138864236 , 5611150628 , 5147560801
n×2
133195780
n×3
199793670
n×4
266391560
n×5
332989450
n÷2
33298945
n÷3
22199296.666667
n÷3
16649472.5
n÷5
13319578
n2
4435278952452100
n3
2.9538021979472E+23
n4
1.9671699386065E+31
n5
1.3100936718262E+39
2 √n
8160.7530289796
3 √n
405.34064720062
4 √n
90.336886314393
5 √n
36.702199702619
1 , 2 , 5 , 10 , 2473 , 2693 , 4946 , 5386 , 12365 , 13465 , 24730 , 26930 , 6659789 , 13319578 , 33298945 , 66597890
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-66597889
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66597890 can be divided by 16 positive divisors.
The sum of these divisors (counting 66597890) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11111110000011010000000010
3
Ternary
11122022112010112
4
Quaternary
3332003100002
5
Quinary
114022113030
6
Senary
10335231322
8
Octal
376032002
10
Decimal
66597890
12
Duodecimal
1a378542
16
Hexadecimal
3f83402
20
Vigesimal
10g4eea
36
Base36
13nf9e
md5
86e3ef18d3c5047e6f199d18e0d7fbe7
sha1
f724ff9f4a2f30e5cd29fe1355dc713c42ab3116
sha256
b122f359907c2e777fdedecf84654076d6d3da72623672da6f184cfdd9ea4983
sha512
b1783e1f5b8e1bdafe2c4387e79f271f80d4561cd94bb64c79f845b930b024f209b39514da35e911a97e4807dec48d9a27e065de996b2ce5cf61c72bd4a0567c
ripemd-160
51a54d2aed978e86d75575046c8204fd079e9465
Diameter
133195780
Circumference
418446883.93716
Area
1.3933839773645E+16
Volume
1.2372857713638E+24
Surface area
5.573535909458E+16
Circumference
418446883.93716
Perimeter
266391560
Area
4435278952452100
Diagonal
94183639.263432
Surface area
26611673714712600
Volume
2.9538021979472E+23
Space diagonal
115350929.15688
Perimeter
199793670
Area
1.920532122847E+15
Altitude
57675464.578442
Surface area
1.920532122847E+15
Volume
3.481089274087E+22
Height
31394546.421144