28398425 is an odd 8-digits composite number following 28398424
and preceding 28398426 . In scientific notation, it is written as 2.8398425 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 20088000 positive integers (up to 28398425) that are relatively prime to 28398425.
28398425 has 8 divisors, whose sum is 29282496
The reverse of 28398425 is 52489382
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
twenty-eight million three hundred ninety-eight thousand four hundred twenty-five
Scientific notation
2.8398425 × 10^7
Engineering notation
2.8398425 × 10^6
Prime Factorization
275 × 37 × 2791
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28398425
Product of the distinct prime numbers
The prime factorization of 28398425 is 275 × 37 × 2791.
Since it has a total of 3 prime factors.
5 , 6 , 28 , 60 , 742 , 731 , 3777 , 533 , 72114 , 46081 , 834712 , 687562 , 6278371 , 6339181 , 69877361 , 81686217 , 673212297 , 751645104 , 6660702546 , 1764573253
n×2
56796850
n×3
85195275
n×4
113593700
n×5
141992125
n÷2
14199212.5
n÷3
9466141.6666667
n÷3
7099606.25
n÷5
5679685
n2
806470542480625
n3
2.2902493215345E+22
n4
6.5039473588899E+29
n5
1.8470186127538E+37
2 √n
5329.0172639991
3 √n
305.09242025883
4 √n
73.000118246473
5 √n
30.949871546588
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28398424
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28398425 can be divided by 8 positive divisors.
The sum of these divisors (counting 28398425) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101100010101001101011001
3
Ternary
1222102210022112
4
Quaternary
1230111031121
5
Quinary
24232222200
6
Senary
2452402105
8
Octal
154251531
10
Decimal
28398425
12
Duodecimal
9616335
16
Hexadecimal
1b15359
20
Vigesimal
8h9g15
36
Base36
gwod5
md5
affd62446f5eae8dd649c818df255381
sha1
4bdfbc8a88d0626362a54c452384de840677bb1f
sha256
e30d6f5e57c1716655879c0588ea56607a1947c236574e4e2e802e2137e7ee92
sha512
f91d90e64b695722e680e959f53fbe17de1d1e60c89354cc78be0fc5f1fab7f3cd374a2a0d735917a58a48b0e1e2cacbba84cb0fc591c26b1a44ee692897adff
ripemd-160
b7b05b2914cb2fb74175aaadac892e451dd73c85
Diameter
56796850
Circumference
178432566.70704
Area
2.5336019315937E+15
Volume
9.5933739245625E+22
Surface area
1.0134407726375E+16
Circumference
178432566.70704
Perimeter
113593700
Area
806470542480625
Diagonal
40161437.785035
Surface area
4838823254883750
Volume
2.2902493215345E+22
Space diagonal
49187514.954934
Perimeter
85195275
Area
3.4921198859602E+14
Altitude
24593757.477467
Surface area
3.4921198859602E+14
Volume
2.6990847097749E+21
Height
13387145.928345