66707021 is an odd 8-digits composite number following 66707020
and preceding 66707022 . In scientific notation, it is written as 6.6707021 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 66524892 positive integers (up to 66707021) that are relatively prime to 66707021.
66707021 has 4 divisors, whose sum is 66889152
The reverse of 66707021 is 12070766
Previous prime number is 367
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
sixty-six million seven hundred seven thousand twenty-one
Scientific notation
6.6707021 × 10^7
Engineering notation
6.6707021 × 10^6
Prime Factorization
367 × 181763
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
66707021
Product of the distinct prime numbers
The prime factorization of 66707021 is 367 × 181763.
Since it has a total of 2 prime factors.
4 , 10 , 50 , 38 , 855 , 683 , 1706 , 7442 , 91269 , 58503 , 273820 , 505259 , 4341624 , 240211 , 59228234 , 39976273 , 576056866 , 916681832 , 6500500126 , 1856804746
n×2
133414042
n×3
200121063
n×4
266828084
n×5
333535105
n÷2
33353510.5
n÷3
22235673.666667
n÷3
16676755.25
n÷5
13341404.2
n2
4449826650694441
n3
2.9683467983423E+23
n4
1.9800957221231E+31
n5
1.3208628691767E+39
2 √n
8167.436623568
3 √n
405.56193093819
4 √n
90.373871354325
5 √n
36.714220278586
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
-66707020
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 66707021 can be divided by 4 positive divisors.
The sum of these divisors (counting 66707021) is 1, the average is 0.25.
Base
System
Value
2
Binary
11111110011101111001001101
3
Ternary
11122112001211102
4
Quaternary
3332131321031
5
Quinary
114034111041
6
Senary
10341432445
8
Octal
376357115
10
Decimal
66707021
12
Duodecimal
1a40b725
16
Hexadecimal
3f9de4d
20
Vigesimal
10gi7b1
36
Base36
13prgt
md5
99fce24a866a37a8a91ed5fa105567b1
sha1
6bc3ec8c4257513635266fbc260265d8dda81077
sha256
4b4b93310691f2494591ce1fc986053d7b064c7a46cb7fe5d197c415b73c613b
sha512
2358955a875158c9d533e3a45b45d42add1b4ba3b931a61a6db59344853ca7bb79ea6834fdd1cc56ac0c09dda6edeca7b205d5f400ad8a705242600adf0e0680
ripemd-160
929e36321f7c779bbd8d113095c7d9047851c42f
Diameter
133414042
Circumference
419132574.23292
Area
1.397954271557E+16
Volume
1.2433781993305E+24
Surface area
5.5918170862279E+16
Circumference
419132574.23292
Perimeter
266828084
Area
4449826650694441
Diagonal
94337973.803707
Surface area
26698959904166646
Volume
2.9683467983423E+23
Space diagonal
115539949.59356
Perimeter
200121063
Area
1.9268314609692E+15
Altitude
57769974.796782
Surface area
1.9268314609692E+15
Volume
3.4982302500354E+22
Height
31445991.267902