82661880 is an even 8-digits composite number following 82661879
and preceding 82661881 . In scientific notation, it is written as 8.2661880 × 10^7.
The sum of its digits is 39. It has a total of 5 prime factors and 16 positive divisors.
There are 18893952 positive integers (up to 82661880) that are relatively prime to 82661880.
82661880 has 16 divisors, whose sum is 156468720
The reverse of 82661880 is 08816628
Previous prime number is 105
Is Prime? no
Number parity even
Number length 8
Sum of Digits 39
Digital Root 3
Name
eighty-two million six hundred sixty-one thousand eight hundred eighty
Scientific notation
8.2661880 × 10^7
Engineering notation
8.2661880 × 10^6
Prime Factorization
2 × 2 × 2 × 105 × 98407
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20665470
Product of the distinct prime numbers
The prime factorization of 82661880 is 2 × 2 × 2 × 105 × 98407.
Since it has a total of 5 prime factors.
3 , 4 , 61 , 25 , 351 , 64 , 4261 , 7040 , 26937 , 58375 , 362518 , 896436 , 1785950 , 1047876 , 97931051 , 86771534 , 59470208 , 948749383 , 6607195459 , 9127955000
n×2
165323760
n×3
247985640
n×4
330647520
n×5
413309400
n÷2
41330940
n÷3
27553960
n÷3
20665470
n÷5
16532376
n2
6832986405134400
n3
5.6482750226285E+23
n4
4.6689703212752E+31
n5
3.8594586442081E+39
2 √n
9091.8578959418
3 √n
435.61393033067
4 √n
95.35123437031
5 √n
38.323137348853
1 , 2 , 4 , 8 , 105 , 210 , 420 , 840 , 98407 , 196814 , 393628 , 787256 , 10332735 , 20665470 , 41330940 , 82661880
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-82661879
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 82661880 can be divided by 16 positive divisors.
The sum of these divisors (counting 82661880) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100111011010101000111111000
3
Ternary
12202112122210010
4
Quaternary
10323111013320
5
Quinary
132130140010
6
Senary
12111421520
8
Octal
473250770
10
Decimal
82661880
12
Duodecimal
238248a0
16
Hexadecimal
4ed51f8
20
Vigesimal
15gcee0
36
Base36
1d7qbc
md5
5ec4f22faab47ef12f653c96c6ab6ac2
sha1
06f339a1db4ef46287737fe93103202b1711a398
sha256
4024fdd2d3f138bd936b6ecd839c4996a16b90968ed58a4bc1bf31bf5d29b6a4
sha512
352ed2e1fe5e5a794de7ec711af66969a8916400025faa1b22b3b3d16de905b3a3a0ccc5aa710a1569c6bed3940d4e7ff4531cd4562fa37a4c4cf1e5b5226129
ripemd-160
f9aa0d28ad64b30c31d4600308b1ac491f9c7531
Diameter
165323760
Circumference
519379909.87984
Area
2.1466459892449E+16
Volume
2.3659439088726E+24
Surface area
8.5865839569797E+16
Circumference
519379909.87984
Perimeter
330647520
Area
6832986405134400
Diagonal
116901551.78726
Surface area
40997918430806400
Volume
5.6482750226285E+23
Space diagonal
143174576.00916
Perimeter
247985640
Area
2.95876990528E+15
Altitude
71587288.004581
Surface area
2.95876990528E+15
Volume
6.6565559508454E+22
Height
38967183.929086