28698809 is an odd 8-digits prime number following 28698808
and preceding 28698810 . In scientific notation, it is written as 2.8698809 × 10^7.
The sum of its digits is 50. It has a total of 1 prime factors and 2 positive divisors.
There are 28698808 positive integers (up to 28698809) that are relatively prime to 28698809.
28698809 has 2 divisors, whose sum is 28698810
The reverse of 28698809 is 90889682
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
twenty-eight million six hundred ninety-eight thousand eight hundred nine
Scientific notation
2.8698809 × 10^7
Engineering notation
2.8698809 × 10^6
Prime Factorization
28698809
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
28698809
Product of the distinct prime numbers
The prime factorization of 28698809 is 28698809.
Since it has a total of 1 prime factors.
9 , 9 , 68 , 38 , 882 , 837 , 8951 , 5777 , 44401 , 1508 , 435536 , 130026 , 4750436 , 5018214 , 78808400 , 13784772 , 871799749 , 50188799 , 1005570353 , 6543670224
n×2
57397618
n×3
86096427
n×4
114795236
n×5
143494045
n÷2
14349404.5
n÷3
9566269.6666667
n÷3
7174702.25
n÷5
5739761.8
n2
823621638018481
n3
2.363696007776E+22
n4
6.7835260261225E+29
n5
1.9467911777022E+37
2 √n
5357.1269352144
3 √n
306.16435344844
4 √n
73.192396703581
5 √n
31.015070649059
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
28698810
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
14349405
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
5357.127028548
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999303107
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28698809 can be divided by 2 positive divisors.
The sum of these divisors (counting 28698809) is 28698810, the average is 14349405.
Base
System
Value
2
Binary
1101101011110100010111001
3
Ternary
2000000001100212
4
Quaternary
1231132202321
5
Quinary
24321330214
6
Senary
2503040505
8
Octal
155364271
10
Decimal
28698809
12
Duodecimal
9740135
16
Hexadecimal
1b5e8b9
20
Vigesimal
8j7709
36
Base36
h3455
md5
04a98dca491e29d9f1a1ed4955fb533e
sha1
ac05ea3b67afd1a4de248a1449214103dca7d783
sha256
627545c75ddb2a174ac0a4870b0c59fe6a054bdfab3f1f2933fc4858a68aeaa6
sha512
90225b99d6fee928aa3edc3d70ee6ef08557f6d7321c96b9ed403700a3cd45e6547018d0f2248a5862bfa685ddb3825c02baa4a03a67d8e9e0d6483208efd956
ripemd-160
52ef88c7010ed9fb7e82087eef301848f6c5f30a
Diameter
57397618
Circumference
180319935.04235
Area
2.5874836873365E+15
Volume
9.9010266844646E+22
Surface area
1.0349934749346E+16
Circumference
180319935.04235
Perimeter
114795236
Area
823621638018481
Diagonal
40586244.911755
Surface area
4941729828110886
Volume
2.363696007776E+22
Space diagonal
49707795.304715
Perimeter
86096427
Area
3.5663863081528E+14
Altitude
24853897.652357
Surface area
3.5663863081528E+14
Volume
2.7856424596032E+21
Height
13528748.303918