66996957 is an odd 8-digits composite number following 66996956
and preceding 66996958 . In scientific notation, it is written as 6.6996957 × 10^7.
The sum of its digits is 57. It has a total of 2 prime factors and 4 positive divisors.
There are 44664636 positive integers (up to 66996957) that are relatively prime to 66996957.
66996957 has 4 divisors, whose sum is 89329280
The reverse of 66996957 is 75969966
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 57
Digital Root 3
Name
sixty-six million nine hundred ninety-six thousand nine hundred fifty-seven
Scientific notation
6.6996957 × 10^7
Engineering notation
6.6996957 × 10^6
Prime Factorization
3 × 22332319
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
66996957
Product of the distinct prime numbers
The prime factorization of 66996957 is 3 × 22332319.
Since it has a total of 2 prime factors.
3 , 4 , 62 , 4 , 454 , 976 , 5945 , 8858 , 23882 , 96116 , 822737 , 243436 , 9256572 , 6905990 , 92051598 , 28230307 , 31014740 , 923409450 , 2170722875 , 8457680874
n×2
133993914
n×3
200990871
n×4
267987828
n×5
334984785
n÷2
33498478.5
n÷3
22332319
n÷3
16749239.25
n÷5
13399391.4
n2
4488592247259849
n3
3.007220217802E+23
n4
2.0147460362161E+31
n5
1.3498185355429E+39
2 √n
8185.1668889522
3 √n
406.14866105055
4 √n
90.471912154835
5 √n
36.746079940464
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
-66996956
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 66996957 can be divided by 4 positive divisors.
The sum of these divisors (counting 66996957) is 1, the average is 0.25.
Base
System
Value
2
Binary
11111111100100101011011101
3
Ternary
11200001210112210
4
Quaternary
3333210223131
5
Quinary
114122400312
6
Senary
10351551033
8
Octal
377445335
10
Decimal
66996957
12
Duodecimal
1a52b479
16
Hexadecimal
3fe4add
20
Vigesimal
10iec7h
36
Base36
13vz6l
md5
53dbb4fccd34304108ff76162b4ca989
sha1
ebded2886f9c5409c16ceb0567adda1f3949f0b7
sha256
ace7cca5c6de6e60871d026f557ba25b10701c362113f4a07a9f5b5ce565bef8
sha512
0c4ff7b9161e59a815400a7b30aef6f849c5cb5579240917a2a09eddc8536595554899b61255cfff4115d1f59b12d1f1eb3ace20b17147480f398ecdaeb9a35d
ripemd-160
578e41f765d428184b5d352121e261bc63ab984a
Diameter
133993914
Circumference
420954295.84814
Area
1.4101328428952E+16
Volume
1.2596614591965E+24
Surface area
5.6405313715807E+16
Circumference
420954295.84814
Perimeter
267987828
Area
4488592247259849
Diagonal
94748005.227127
Surface area
26931553483559094
Volume
3.007220217802E+23
Space diagonal
116042133.47651
Perimeter
200990871
Area
1.9436174566785E+15
Altitude
58021066.738254
Surface area
1.9436174566785E+15
Volume
3.5440430142152E+22
Height
31582668.409042