28480521 is an odd 8-digits composite number following 28480520
and preceding 28480522 . In scientific notation, it is written as 2.8480521 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 18987012 positive integers (up to 28480521) that are relatively prime to 28480521.
28480521 has 4 divisors, whose sum is 37974032
The reverse of 28480521 is 12508482
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty-eight million four hundred eighty thousand five hundred twenty-one
Scientific notation
2.8480521 × 10^7
Engineering notation
2.8480521 × 10^6
Prime Factorization
3 × 9493507
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28480521
Product of the distinct prime numbers
The prime factorization of 28480521 is 3 × 9493507.
Since it has a total of 2 prime factors.
1 , 8 , 85 , 19 , 457 , 972 , 2759 , 3281 , 28488 , 15588 , 838582 , 569002 , 512355 , 4655346 , 61402667 , 1036470 , 886955652 , 774050506 , 7876656685 , 248288621
n×2
56961042
n×3
85441563
n×4
113922084
n×5
142402605
n÷2
14240260.5
n÷3
9493507
n÷3
7120130.25
n÷5
5696104.2
n2
811140076431441
n3
2.3101691980747E+22
n4
6.579482235932E+29
n5
1.8738708198959E+37
2 √n
5336.7144386785
3 √n
305.38613103471
4 √n
73.052819512176
5 √n
30.967745267591
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
-28480520
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 28480521 can be divided by 4 positive divisors.
The sum of these divisors (counting 28480521) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101100101001010000001001
3
Ternary
1222120221221010
4
Quaternary
1230221100021
5
Quinary
24242334041
6
Senary
2454234133
8
Octal
154512011
10
Decimal
28480521
12
Duodecimal
9655949
16
Hexadecimal
1b29409
20
Vigesimal
8i0161
36
Base36
gyfpl
md5
17a81c1a6ca7b24617900425728ddb4f
sha1
e77daade261330f89b04bf00d4011e1a6b81c594
sha256
75e833fc4fddedc610dd4cde06805c18c906170f74e23381a4a496fedd7b8b75
sha512
0c0c503cebd773e0160adc329a83275c86f85689ca4200f56198418c66dcf5976727df149b0a8856f5085b1092b01d3d23d4b35bd255e7cbd10ac51038d716fd
ripemd-160
4daca28ff0ce065a907fc8426e5f82b80f9093be
Diameter
56961042
Circumference
178948391.08802
Area
2.5482717051493E+15
Volume
9.6768141082946E+22
Surface area
1.0193086820597E+16
Circumference
178948391.08802
Perimeter
113922084
Area
811140076431441
Diagonal
40277539.061652
Surface area
4866840458588646
Volume
2.3101691980747E+22
Space diagonal
49329709.398032
Perimeter
85441563
Area
3.5123395610864E+14
Altitude
24664854.699016
Surface area
3.5123395610864E+14
Volume
2.7225605094115E+21
Height
13425846.353884