66881413 is an odd 8-digits composite number following 66881412
and preceding 66881414 . In scientific notation, it is written as 6.6881413 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 66835008 positive integers (up to 66881413) that are relatively prime to 66881413.
66881413 has 4 divisors, whose sum is 66927820
The reverse of 66881413 is 31418866
Previous prime number is 1489
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
sixty-six million eight hundred eighty-one thousand four hundred thirteen
Scientific notation
6.6881413 × 10^7
Engineering notation
6.6881413 × 10^6
Prime Factorization
1489 × 44917
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
66881413
Product of the distinct prime numbers
The prime factorization of 66881413 is 1489 × 44917.
Since it has a total of 2 prime factors.
5 , 7 , 38 , 62 , 558 , 159 , 4942 , 1079 , 50268 , 31621 , 543641 , 987216 , 4773106 , 9414529 , 75062964 , 23267789 , 595487653 , 64901295 , 3574335624 , 8124124438
n×2
133762826
n×3
200644239
n×4
267525652
n×5
334407065
n÷2
33440706.5
n÷3
22293804.333333
n÷3
16720353.25
n÷5
13376282.6
n2
4473123404876569
n3
2.9916881384152E+23
n4
2.0008832995255E+31
n5
1.3382190232036E+39
2 √n
8178.1057097594
3 √n
405.91504325414
4 √n
90.432879583476
5 √n
36.73339661505
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
-66881412
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 66881413 can be divided by 4 positive divisors.
The sum of these divisors (counting 66881413) is 1, the average is 0.25.
Base
System
Value
2
Binary
11111111001000011110000101
3
Ternary
11122211221001101
4
Quaternary
3333020132011
5
Quinary
114110201123
6
Senary
10345300101
8
Octal
377103605
10
Decimal
66881413
12
Duodecimal
1a494631
16
Hexadecimal
3fc8785
20
Vigesimal
10i03ad
36
Base36
13ti11
md5
c59396d4bf46f83bc7c136ec67857768
sha1
8945c88cccda9d0b7d6a297fb1477b91edf0619a
sha256
1300fd0bc57fb3b8e6b0f61c20891397506664ab6620ec3ec123515127f09420
sha512
539d20ca02863284d4836445f3eb8e782c1b6e03ee7d882e13daa29551b142d09fab0e9be27ce1ebe3976fc05518d653d470de2df641873dbe14feb1a44b76bc
ripemd-160
94e125d9fa9ce85d4dc4ec8eea5d73a6582a5ee4
Diameter
133762826
Circumference
420228311.48501
Area
1.4052731627361E+16
Volume
1.2531553969969E+24
Surface area
5.6210926509443E+16
Circumference
420228311.48501
Perimeter
267525652
Area
4473123404876569
Diagonal
94584601.335276
Surface area
26838740429259414
Volume
2.9916881384152E+23
Space diagonal
115842005.398
Perimeter
200644239
Area
1.9369192514429E+15
Altitude
57921002.698999
Surface area
1.9369192514429E+15
Volume
3.5257382831145E+22
Height
31528200.445092