66697906 is an even 8-digits composite number following 66697905
and preceding 66697907 . In scientific notation, it is written as 6.6697906 × 10^7.
The sum of its digits is 49. It has a total of 4 prime factors and 16 positive divisors.
There are 30146080 positive integers (up to 66697906) that are relatively prime to 66697906.
66697906 has 16 divisors, whose sum is 109758240
The reverse of 66697906 is 60979666
Previous prime number is 179
Is Prime? no
Number parity even
Number length 8
Sum of Digits 49
Digital Root 4
Name
sixty-six million six hundred ninety-seven thousand nine hundred six
Scientific notation
6.6697906 × 10^7
Engineering notation
6.6697906 × 10^6
Prime Factorization
2 × 11 × 179 × 16937
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
66697906
Product of the distinct prime numbers
The prime factorization of 66697906 is 2 × 11 × 179 × 16937.
Since it has a total of 4 prime factors.
9 , 1 , 86 , 20 , 244 , 466 , 6594 , 4055 , 82311 , 36414 , 644793 , 11595 , 7232788 , 8498612 , 33926521 , 56545214 , 571863272 , 903112649 , 5510625204 , 7708918214
n×2
133395812
n×3
200093718
n×4
266791624
n×5
333489530
n÷2
33348953
n÷3
22232635.333333
n÷3
16674476.5
n÷5
13339581.2
n2
4448610664784836
n3
2.9671301595042E+23
n4
1.9790136846837E+31
n5
1.3199606871375E+39
2 √n
8166.8785958896
3 √n
405.54345779332
4 √n
90.370783972972
5 √n
36.713216880727
1 , 2 , 11 , 22 , 179 , 358 , 1969 , 3938 , 16937 , 33874 , 186307 , 372614 , 3031723 , 6063446 , 33348953 , 66697906
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
-66697905
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 66697906 can be divided by 16 positive divisors.
The sum of these divisors (counting 66697906) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11111110011011101010110010
3
Ternary
11122111121022211
4
Quaternary
3332123222302
5
Quinary
114033313111
6
Senary
10341322334
8
Octal
376335262
10
Decimal
66697906
12
Duodecimal
1a4063aa
16
Hexadecimal
3f9bab2
20
Vigesimal
10gh4f6
36
Base36
13pkfm
md5
331ddfe0ac1c2634debf0eab44af1ef2
sha1
3d30d46616763410c8f435e78789b7289ba19d8b
sha256
384cd44047a5cdd29020eeaf2fc18d66855f0ad9a813735d91c5b641ee5c2eb4
sha512
e96856dc934e818f6273a832702bbe08edce0568377f26400ee29b0eb93ceaf115d2c93b2a2ee65a6026a7c5c8d8e78c07c8e022ef6bd5a227c5d34651db7c44
ripemd-160
2c86198cc82f060ef3549dceaf001780b959c837
Diameter
133395812
Circumference
419075302.99885
Area
1.3975722583169E+16
Volume
1.2428685748457E+24
Surface area
5.5902890332677E+16
Circumference
419075302.99885
Perimeter
266791624
Area
4448610664784836
Diagonal
94325083.247086
Surface area
26691663988709016
Volume
2.9671301595042E+23
Space diagonal
115524161.95045
Perimeter
200093718
Area
1.926304923625E+15
Altitude
57762080.975227
Surface area
1.926304923625E+15
Volume
3.4967964274142E+22
Height
31441694.415695