28741609 is an odd 8-digits composite number following 28741608
and preceding 28741610 . In scientific notation, it is written as 2.8741609 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 26459136 positive integers (up to 28741609) that are relatively prime to 28741609.
28741609 has 8 divisors, whose sum is 31036040
The reverse of 28741609 is 90614782
Previous prime number is 397
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty-eight million seven hundred forty-one thousand six hundred nine
Scientific notation
2.8741609 × 10^7
Engineering notation
2.8741609 × 10^6
Prime Factorization
13 × 397 × 5569
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28741609
Product of the distinct prime numbers
The prime factorization of 28741609 is 13 × 397 × 5569.
Since it has a total of 3 prime factors.
9 , 9 , 28 , 9 , 84 , 125 , 1644 , 9311 , 76052 , 58811 , 259690 , 912928 , 1847142 , 187594 , 33973257 , 6814476 , 701187919 , 75564936 , 2669881132 , 8073945980
n×2
57483218
n×3
86224827
n×4
114966436
n×5
143708045
n÷2
14370804.5
n÷3
9580536.3333333
n÷3
7185402.25
n÷5
5748321.8
n2
826080087908881
n3
2.3742870889363E+22
n4
6.8240831163954E+29
n5
1.9613512871494E+37
2 √n
5361.1201254962
3 √n
306.31647736387
4 √n
73.219670345449
5 √n
31.024316007339
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
-28741608
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 28741609 can be divided by 8 positive divisors.
The sum of these divisors (counting 28741609) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101101101000111111101001
3
Ternary
2000002020002001
4
Quaternary
1231220333221
5
Quinary
24324212414
6
Senary
2504011001
8
Octal
155507751
10
Decimal
28741609
12
Duodecimal
9760a61
16
Hexadecimal
1b68fe9
20
Vigesimal
8jce09
36
Base36
h4161
md5
30ea91c003ed511c833de1f16cd477fd
sha1
b69a2d4224e1ccb3c352c8927396713df944a270
sha256
095bafc591a24aefa07be377089a7eb1a687b687dcb413bf8d9b0c106697c3d4
sha512
5d43a0fc79b9b72fa16f45b00062a3208b5b85b9560b780ef9d69015fdf68924079fbbc3d28590a9b916bcd1a65d418203fd1b14eb4cf80887ace0ee0025bdb9
ripemd-160
e05543adb2af561c3a1a5587d52e194cfd178e82
Diameter
57483218
Circumference
180588855.3735
Area
2.5952071354514E+15
Volume
9.945390501487E+22
Surface area
1.0380828541805E+16
Circumference
180588855.3735
Perimeter
114966436
Area
826080087908881
Diagonal
40646773.252225
Surface area
4956480527453286
Volume
2.3742870889363E+22
Space diagonal
49781927.079279
Perimeter
86224827
Area
3.5770317084479E+14
Altitude
24890963.539639
Surface area
3.5770317084479E+14
Volume
2.7981241684508E+21
Height
13548924.417408