82661979 is an odd 8-digits composite number following 82661978
and preceding 82661980 . In scientific notation, it is written as 8.2661979 × 10^7.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 54957096 positive integers (up to 82661979) that are relatively prime to 82661979.
82661979 has 8 divisors, whose sum is 110517760
The reverse of 82661979 is 97916628
Previous prime number is 367
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
eighty-two million six hundred sixty-one thousand nine hundred seventy-nine
Scientific notation
8.2661979 × 10^7
Engineering notation
8.2661979 × 10^6
Prime Factorization
3 × 367 × 75079
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
82661979
Product of the distinct prime numbers
The prime factorization of 82661979 is 3 × 367 × 75079.
Since it has a total of 3 prime factors.
5 , 8 , 52 , 99 , 881 , 721 , 5171 , 459 , 44907 , 97209 , 46732 , 574590 , 3028095 , 3359800 , 81653485 , 83475176 , 404464786 , 862259897 , 6454306042 , 4126068608
n×2
165323958
n×3
247985937
n×4
330647916
n×5
413309895
n÷2
41330989.5
n÷3
27553993
n÷3
20665494.75
n÷5
16532395.8
n2
6833002772196441
n3
5.6482953166224E+23
n4
4.6689926884844E+31
n5
3.8594817556665E+39
2 √n
9091.863340372
3 √n
435.61410423494
4 √n
95.351262919649
5 √n
38.32314652839
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-82661978
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 82661979 can be divided by 8 positive divisors.
The sum of these divisors (counting 82661979) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111011010101001001011011
3
Ternary
12202112122220210
4
Quaternary
10323111021123
5
Quinary
132130140404
6
Senary
12111422203
8
Octal
473251133
10
Decimal
82661979
12
Duodecimal
23824963
16
Hexadecimal
4ed525b
20
Vigesimal
15gceij
36
Base36
1d7qe3
md5
df26dcc291dd4a81bdb096fbdf5c19d4
sha1
88cadb25e19e51f54c7e0cd165eb097ca521ac39
sha256
b9bb9f06462c23f77e9475ef739b2b5921efcd2fa84d0f48c2705f721eb32092
sha512
1ec2a3464073c137768332dcad0ac7479497dc6e7fcdbc238c2ea0bf12a109f492afb7aef378eb145e84700bf2926a7d11063f7ec72ea6f5ad6d2a285573fa97
ripemd-160
e07ed4755a539355330dc62ee7a006a1f99f3dd0
Diameter
165323958
Circumference
519380531.91519
Area
2.1466511311091E+16
Volume
2.3659524096009E+24
Surface area
8.5866045244364E+16
Circumference
519380531.91519
Perimeter
330647916
Area
6833002772196441
Diagonal
116901691.7944
Surface area
40998016633178646
Volume
5.6482953166224E+23
Space diagonal
143174747.48219
Perimeter
247985937
Area
2.9587769924258E+15
Altitude
71587373.741096
Surface area
2.9587769924258E+15
Volume
6.6565798675466E+22
Height
38967230.598133