66498281 is an odd 8-digits prime number following 66498280
and preceding 66498282 . In scientific notation, it is written as 6.6498281 × 10^7.
The sum of its digits is 44. It has a total of 1 prime factors and 2 positive divisors.
There are 66498280 positive integers (up to 66498281) that are relatively prime to 66498281.
66498281 has 2 divisors, whose sum is 66498282
The reverse of 66498281 is 18289466
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 44 Digital Root 8
Name
sixty-six million four hundred ninety-eight thousand two hundred eighty-one
Scientific notation
6.6498281 × 10^7
Engineering notation
6.6498281 × 10^6
Prime Factorization
66498281
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
66498281 Product of the distinct prime numbers
The prime factorization of 66498281 is 66498281.
Since it has a total of 1 prime factors.
4 , 2 , 78 , 74 , 260 , 650 , 1617 , 3622 , 42738 , 30170 , 863242 , 349532 , 1363772 , 8813639 , 94690765 , 2962743 , 222334313 , 90188305 , 6230303021 , 3655253490
n×2
132996562
n×3
199494843
n×4
265993124
n×5
332491405
n÷2
33249140.5
n÷3
22166093.666667
n÷3
16624570.25
n÷5
13299656.2
n2
4422021375954961
n3
2.9405682004626E+23
n4
1.9554273049403E+31
n5
1.3003255439899E+39
2 √n8154.6478158165
3 √n405.13845999974
4 √n90.303088628332
5 √n36.691214193689
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
66498282 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
33249141 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
8154.6478771312 Returns the nth root of the product of n divisors
H Harmonic Mean
1.999999969924 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66498281 can be divided by 2 positive divisors.
The sum of these divisors (counting 66498281) is 66498282, the average is 33249141.
Base
System
Value
2
Binary
11111101101010111011101001
3
Ternary
11122010110111022
4
Quaternary
3331222323221
5
Quinary
114010421111
6
Senary
10333142225
8
Octal
375527351
10
Decimal
66498281
12
Duodecimal
1a32a975
16
Hexadecimal
3f6aee9
20
Vigesimal
10fc5e1
36
Base36
13laeh
md5
cd60ba02c6e9278c5edab5899fe866f0
sha1
68833e7fdd76b2e0999755183de39acbd19584fe
sha256
8af89996d29baa68586b00a083e61be2779412b62239ecc665e4673be5b747f0
sha512
91e03974bd099eaea1a88f4eeeeeea317d4a0a6c10974756608dab9fc6e1bc9aa52ee48ec8b113f204a875060623975ec39f60b9bfb5f023aeb378c130c2e2e5
ripemd-160
052194070a64d41e187cdc808f128f650d451a55
Diameter
132996562
Circumference
417821022.1319
Area
1.3892189868717E+16
Volume
1.2317423274604E+24
Surface area
5.5568759474869E+16
Circumference
417821022.1319
Perimeter
265993124
Area
4422021375954961
Diagonal
94042770.864697
Surface area
26532128255729766
Volume
2.9405682004626E+23
Space diagonal
115178401.30799
Perimeter
199494843
Area
1.9147914238274E+15
Altitude
57589200.653996
Surface area
1.9147914238274E+15
Volume
3.465492858481E+22
Height
31347590.288232