2820145 is an odd 7-digits composite number following 2820144
and preceding 2820146 . In scientific notation, it is written as 2.820145 × 10^6.
The sum of its digits is 22. It has a total of 4 prime factors and 16 positive divisors.
There are 2130304 positive integers (up to 2820145) that are relatively prime to 2820145.
2820145 has 16 divisors, whose sum is 3576960
The reverse of 2820145 is 5410282
Previous prime number is 179
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 22
Digital Root 4
Name
two million eight hundred twenty thousand one hundred forty-five
Scientific notation
2.820145 × 10^6
Engineering notation
2.820145 × 10^6
Prime Factorization
5 × 23 × 179 × 137
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
2820145
Product of the distinct prime numbers
The prime factorization of 2820145 is 5 × 23 × 179 × 137.
Since it has a total of 4 prime factors.
5 , 5 , 34 , 32 , 85 , 395 , 2151 , 8104 , 30330 , 46467 , 818537 , 588979 , 1022617 , 3506438 , 3120614 , 36394933 , 719846771 , 144410998 , 1177793164 , 2547822689
n×2
5640290
n×3
8460435
n×4
11280580
n×5
14100725
n÷2
1410072.5
n÷3
940048.33333333
n÷3
705036.25
n÷5
564029
n2
7953217821025
n3
2.2429227471875E+19
n4
6.325367370867E+25
n5
1.7838453164114E+32
2 √n
1679.3287349414
3 √n
141.28318587473
4 √n
40.979613650466
5 √n
19.50088349553
1 , 5 , 23 , 115 , 137 , 179 , 685 , 895 , 3151 , 4117 , 15755 , 20585 , 24523 , 122615 , 564029 , 2820145
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
-2820144
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 2820145 can be divided by 16 positive divisors.
The sum of these divisors (counting 2820145) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010110000100000110001
3
Ternary
12022021111211
4
Quaternary
22300200301
5
Quinary
1210221040
6
Senary
140240121
8
Octal
12604061
10
Decimal
2820145
12
Duodecimal
b40041
16
Hexadecimal
2b0831
20
Vigesimal
hca75
36
Base36
1og1d
md5
f9d070b90db0426c12266c1be297b080
sha1
b3734cb707e3ab678762e31f5f1ec3444eae1dce
sha256
699a87782abd1cc85479a52a9911e179d74ab06b997b01f0f3d6ed520fcec78e
sha512
a012a7402134d0a983e4757046e4944afcc7f489d0a4a6b39123828fce5c587c7d373840f426d73fa10ee1ec9b62a06fd216489da89e07e8e8073469a04c6f3b
ripemd-160
f0cb06158d5094e3b668892b8ae621dd17e86ba2
Diameter
5640290
Circumference
17719493.628116
Area
24985770678932
Volume
9.3951328335114E+19
Surface area
99943082715726
Circumference
17719493.628116
Perimeter
11280580
Area
7953217821025
Diagonal
3988287.3068587
Surface area
47719306926150
Volume
2.2429227471875E+19
Space diagonal
4884634.4247113
Perimeter
8460435
Area
3443844337419.4
Altitude
2442317.2123557
Surface area
3443844337419.4
Volume
2.643309807023E+18
Height
1329429.1022862