2649145 is an odd 7-digits composite number following 2649144
and preceding 2649146 . In scientific notation, it is written as 2.649145 × 10^6.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 2119312 positive integers (up to 2649145) that are relatively prime to 2649145.
2649145 has 4 divisors, whose sum is 3178980
The reverse of 2649145 is 5419462
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 31
Digital Root 4
Name
two million six hundred forty-nine thousand one hundred forty-five
Scientific notation
2.649145 × 10^6
Engineering notation
2.649145 × 10^6
Prime Factorization
5 × 529829
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2649145
Product of the distinct prime numbers
The prime factorization of 2649145 is 5 × 529829.
Since it has a total of 2 prime factors.
5 , 3 , 79 , 64 , 457 , 920 , 6930 , 6934 , 9944 , 93897 , 980977 , 236333 , 5949672 , 4529892 , 19773130 , 64204839 , 629129374 , 67947712 , 5177555273 , 3169641766
n×2
5298290
n×3
7947435
n×4
10596580
n×5
13245725
n÷2
1324572.5
n÷3
883048.33333333
n÷3
662286.25
n÷5
529829
n2
7017969231025
n3
1.8591618098524E+19
n4
4.9251892127614E+25
n5
1.3047540377041E+32
2 √n
1627.6194272618
3 √n
138.36786609042
4 √n
40.343765655449
5 √n
19.258441823269
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-2649144
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 2649145 can be divided by 4 positive divisors.
The sum of these divisors (counting 2649145) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000110110000111001
3
Ternary
11222120221111
4
Quaternary
22012300321
5
Quinary
1134233040
6
Senary
132440321
8
Octal
12066071
10
Decimal
2649145
12
Duodecimal
a790a1
16
Hexadecimal
286c39
20
Vigesimal
gb2h5
36
Base36
1ks3d
md5
f5a2446c75f98d9ee74fec82314f5f85
sha1
e12cda3b5b5226648b82a5c777454b29337ad00c
sha256
13dfe0363fff29ad47f967e3fbfa50774062ddf75bed4dffeadb81c4091b4b83
sha512
f97757fd84d07db37d60af7cdd7aa66a176dbacf25ca45a5f2fff00f9013cab6163281deeeca91a452474af992b1add21ccd9ce58d0b1ac55ff00204291623d7
ripemd-160
c9c161898dbdcf5a99e11ea879ded01ea94f5200
Diameter
5298290
Circumference
16645068.940588
Area
22047600579307
Volume
7.7876387782226E+19
Surface area
88190402317229
Circumference
16645068.940588
Perimeter
10596580
Area
7017969231025
Diagonal
3746456.7876929
Surface area
42107815386150
Volume
1.8591618098524E+19
Space diagonal
4588453.7366171
Perimeter
7947435
Area
3038869818522.6
Altitude
2294226.8683085
Surface area
3038869818522.6
Volume
2.1910432051161E+18
Height
1248818.929231