28678049 is an odd 8-digits composite number following 28678048
and preceding 28678050 . In scientific notation, it is written as 2.8678049 × 10^7.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 27168660 positive integers (up to 28678049) that are relatively prime to 28678049.
28678049 has 4 divisors, whose sum is 30187440
The reverse of 28678049 is 94087682
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
twenty-eight million six hundred seventy-eight thousand forty-nine
Scientific notation
2.8678049 × 10^7
Engineering notation
2.8678049 × 10^6
Prime Factorization
19 × 1509371
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28678049
Product of the distinct prime numbers
The prime factorization of 28678049 is 19 × 1509371.
Since it has a total of 2 prime factors.
3 , 2 , 51 , 57 , 402 , 922 , 8610 , 627 , 39907 , 10564 , 725206 , 594537 , 8671559 , 8686383 , 79284685 , 13417716 , 515361571 , 748749931 , 8812146 , 7067059229
n×2
57356098
n×3
86034147
n×4
114712196
n×5
143390245
n÷2
14339024.5
n÷3
9559349.6666667
n÷3
7169512.25
n÷5
5735609.8
n2
822430494446401
n3
2.3585702018828E+22
n4
6.7639191819535E+29
n5
1.939760057321E+37
2 √n
5355.188978925
3 √n
306.09051176419
4 √n
73.17915672461
5 √n
31.010582245013
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
-28678048
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 28678049 can be divided by 4 positive divisors.
The sum of these divisors (counting 28678049) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101101011001011110100001
3
Ternary
1222221222212222
4
Quaternary
1231121132201
5
Quinary
24320144144
6
Senary
2502400425
8
Octal
155313641
10
Decimal
28678049
12
Duodecimal
9730115
16
Hexadecimal
1b597a1
20
Vigesimal
8j4f29
36
Base36
h2o4h
md5
442c33e676f118cb6189ae4b02257278
sha1
a52d710a65e708ac1a5d865ea37cf82392a2d4ce
sha256
be4fa1f709724a11478f62e744f001f1caecb2ddead70980abac561ec7433d4c
sha512
a5013eea0a7e6e1411e80351c3e11bc73dbd8863c1c774ab1cdfbe8af6593cd004752fc30763d423f3f4555b4e91e8d2e2db3be16eada6dd505a050c92accfcb
ripemd-160
c4035a15d4a848ee45604180979a96705239d0b1
Diameter
57356098
Circumference
180189496.11538
Area
2.583741599441E+15
Volume
9.8795557589478E+22
Surface area
1.0334966397764E+16
Circumference
180189496.11538
Perimeter
114712196
Area
822430494446401
Diagonal
40556885.8382
Surface area
4934582966678406
Volume
2.3585702018828E+22
Space diagonal
49671837.92995
Perimeter
86034147
Area
3.5612285051879E+14
Altitude
24835918.964975
Surface area
3.5612285051879E+14
Volume
2.7796016394264E+21
Height
13518961.946067