28448889 is an odd 8-digits composite number following 28448888
and preceding 28448890 . In scientific notation, it is written as 2.8448889 × 10^7.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 16126992 positive integers (up to 28448889) that are relatively prime to 28448889.
28448889 has 8 divisors, whose sum is 37978080
The reverse of 28448889 is 98884482
Previous prime number is 889
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
twenty-eight million four hundred forty-eight thousand eight hundred eighty-nine
Scientific notation
2.8448889 × 10^7
Engineering notation
2.8448889 × 10^6
Prime Factorization
3 × 889 × 10667
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28448889
Product of the distinct prime numbers
The prime factorization of 28448889 is 3 × 889 × 10667.
Since it has a total of 3 prime factors.
9 , 1 , 30 , 80 , 600 , 690 , 1349 , 1040 , 91996 , 88185 , 1774 , 434539 , 8152111 , 2696800 , 40663565 , 27163621 , 31002242 , 896932429 , 3692318496 , 1934157306
n×2
56897778
n×3
85346667
n×4
113795556
n×5
142244445
n÷2
14224444.5
n÷3
9482963
n÷3
7112222.25
n÷5
5689777.8
n2
809339285334321
n3
2.3024803491815E+22
n4
6.5503007878547E+29
n5
1.8634878003029E+37
2 √n
5333.7499941411
3 √n
305.27302972592
4 √n
73.032526959849
5 √n
30.96086332049
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
-28448888
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 28448889 can be divided by 8 positive divisors.
The sum of these divisors (counting 28448889) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101100100001100001111001
3
Ternary
1222112100112120
4
Quaternary
1230201201321
5
Quinary
24240331024
6
Senary
2453431453
8
Octal
154414171
10
Decimal
28448889
12
Duodecimal
963b589
16
Hexadecimal
1b21879
20
Vigesimal
8hg249
36
Base36
gxrax
md5
c453efcb7f0bcb957313b123305d7153
sha1
9bb522cdbfe85d3c57557889529bfa7ab2e91b43
sha256
63d9d0cf5ad8ee5324c5a421a3fc001c1deac0d6bc2a37c3700bde600df9ce7d
sha512
4be238841dba97e162f266b68127d9b02cbfd03bcdc37951569dd687ecb66efdeb5209c14a787234bd2e62e9510c8e41d2426d2cdd30999d04b63c4114ee8509
ripemd-160
3876c26127126719fcb2a3e8194e3f3aeeb2eece
Diameter
56897778
Circumference
178749641.37038
Area
2.5426143530679E+15
Volume
9.6446071333648E+22
Surface area
1.0170457412272E+16
Circumference
178749641.37038
Perimeter
113795556
Area
809339285334321
Diagonal
40232804.658247
Surface area
4856035712005926
Volume
2.3024803491815E+22
Space diagonal
49274921.166887
Perimeter
85346667
Area
3.5045419069013E+14
Altitude
24637460.583444
Surface area
3.5045419069013E+14
Volume
2.7134991140917E+21
Height
13410934.886082