82142778 is an even 8-digits composite number following 82142777
and preceding 82142779 . In scientific notation, it is written as 8.2142778 × 10^7.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 27034176 positive integers (up to 82142778) that are relatively prime to 82142778.
82142778 has 16 divisors, whose sum is 166366080
The reverse of 82142778 is 87724128
Previous prime number is 79
Is Prime? no
Number parity even
Number length 8
Sum of Digits 39
Digital Root 3
Name
eighty-two million one hundred forty-two thousand seven hundred seventy-eight
Scientific notation
8.2142778 × 10^7
Engineering notation
8.2142778 × 10^6
Prime Factorization
2 × 3 × 79 × 173297
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
82142778
Product of the distinct prime numbers
The prime factorization of 82142778 is 2 × 3 × 79 × 173297.
Since it has a total of 4 prime factors.
3 , 8 , 49 , 93 , 796 , 788 , 1870 , 309 , 92982 , 46587 , 767247 , 716853 , 6799796 , 6091906 , 25074428 , 6440681 , 380171735 , 767550395 , 2890245383 , 8448616619
n×2
164285556
n×3
246428334
n×4
328571112
n×5
410713890
n÷2
41071389
n÷3
27380926
n÷3
20535694.5
n÷5
16428555.6
n2
6747435977557284
n3
5.542531355737E+23
n4
4.5527892271234E+31
n5
3.7397875476439E+39
2 √n
9063.265305617
3 √n
434.70015536809
4 √n
95.201183320466
5 √n
38.274883479663
1 , 2 , 3 , 6 , 79 , 158 , 237 , 474 , 173297 , 346594 , 519891 , 1039782 , 13690463 , 27380926 , 41071389 , 82142778
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
-82142777
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 82142778 can be divided by 16 positive divisors.
The sum of these divisors (counting 82142778) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100111001010110011000111010
3
Ternary
12201120021201010
4
Quaternary
10321112120322
5
Quinary
132012032103
6
Senary
12052334350
8
Octal
471263072
10
Decimal
82142778
12
Duodecimal
236143b6
16
Hexadecimal
4e5663a
20
Vigesimal
15d7gii
36
Base36
1cwlru
md5
7a74bbcae0bf834e7d2693d7fd5ec3da
sha1
cae76d88ad9532ed4ede0155a5d83cd9f0190185
sha256
eebf6efacb22e135d918086a3c20459f5a96739e0df8768ec69a09bab4573692
sha512
e58ac1d8e4757fb46d94f9f529e487aa3f8fddf5858d63d6e1bc943d2e1cfb92eeb56e46e5106e0530e515f5217a4229bc6af755d766f06761abd3a549e84b33
ripemd-160
f0042ac922ee6bd82864b6612208d3f718b12507
Diameter
164285556
Circumference
516118295.82051
Area
2.1197695297661E+16
Volume
2.3216501052633E+24
Surface area
8.4790781190646E+16
Circumference
516118295.82051
Perimeter
328571112
Area
6747435977557284
Diagonal
116167430.6986
Surface area
40484615865343704
Volume
5.542531355737E+23
Space diagonal
142275464.97085
Perimeter
246428334
Area
2.9217254834868E+15
Altitude
71137732.485426
Surface area
2.9217254834868E+15
Volume
6.5319358443012E+22
Height
38722476.899534