28546989 is an odd 8-digits composite number following 28546988
and preceding 28546990 . In scientific notation, it is written as 2.8546989 × 10^7.
The sum of its digits is 51. It has a total of 2 prime factors and 4 positive divisors.
There are 19031324 positive integers (up to 28546989) that are relatively prime to 28546989.
28546989 has 4 divisors, whose sum is 38062656
The reverse of 28546989 is 98964582
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
twenty-eight million five hundred forty-six thousand nine hundred eighty-nine
Scientific notation
2.8546989 × 10^7
Engineering notation
2.8546989 × 10^6
Prime Factorization
3 × 9515663
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28546989
Product of the distinct prime numbers
The prime factorization of 28546989 is 3 × 9515663.
Since it has a total of 2 prime factors.
2 , 3 , 83 , 90 , 897 , 924 , 6982 , 5795 , 24772 , 67383 , 916704 , 999721 , 7852054 , 357268 , 30173972 , 10486703 , 580939484 , 349878863 , 5417601790 , 4754082311
n×2
57093978
n×3
85640967
n×4
114187956
n×5
142734945
n÷2
14273494.5
n÷3
9515663
n÷3
7136747.25
n÷5
5709397.8
n2
814930580966121
n3
2.3263814330603E+22
n4
6.6411185179378E+29
n5
1.8958393727927E+37
2 √n
5342.9382365886
3 √n
305.62351708248
4 √n
73.095405030607
5 √n
30.982186332416
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
-28546988
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 28546989 can be divided by 4 positive divisors.
The sum of these divisors (counting 28546989) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101100111001011110101101
3
Ternary
1222201100002220
4
Quaternary
1230321132231
5
Quinary
24302000424
6
Senary
2455505553
8
Octal
154713655
10
Decimal
28546989
12
Duodecimal
96882b9
16
Hexadecimal
1b397ad
20
Vigesimal
8i8799
36
Base36
gzuzx
md5
11d57cca588dfae09990fe1643fc5cb0
sha1
1fa10ecacb73fba97338fd18e5935b29de878552
sha256
b51619429d8ef2ced55b8c77ec36713ebef6a0b63eebc952df391230562b7415
sha512
8072f8798a58aae5ff797d63e8310c41bb172ec2561d60a6e1c9a430d26914ffc6ce9639ce6444b469b69ec17c9bd87ede71ee0f8fe7d2b2c2af249988f652f4
ripemd-160
1f4b10065c2104ae1c11e2e5bd86aaa195826758
Diameter
57093978
Circumference
179366021.84902
Area
2.5601799263488E+15
Volume
9.7447237594001E+22
Surface area
1.0240719705395E+16
Circumference
179366021.84902
Perimeter
114187956
Area
814930580966121
Diagonal
40371539.008716
Surface area
4889583485796726
Volume
2.3263814330603E+22
Space diagonal
49444835.35111
Perimeter
85640967
Area
3.5287529271874E+14
Altitude
24722417.675555
Surface area
3.5287529271874E+14
Volume
2.7416668115724E+21
Height
13457179.669572