28498911 is an odd 8-digits composite number following 28498910
and preceding 28498912 . In scientific notation, it is written as 2.8498911 × 10^7.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 16285080 positive integers (up to 28498911) that are relatively prime to 28498911.
28498911 has 4 divisors, whose sum is 29856024
The reverse of 28498911 is 11989482
Previous prime number is 21
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty-eight million four hundred ninety-eight thousand nine hundred eleven
Scientific notation
2.8498911 × 10^7
Engineering notation
2.8498911 × 10^6
Prime Factorization
21 × 1357091
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28498911
Product of the distinct prime numbers
The prime factorization of 28498911 is 21 × 1357091.
Since it has a total of 2 prime factors.
7 , 10 , 65 , 33 , 310 , 947 , 4043 , 9207 , 22831 , 74103 , 402669 , 170896 , 1240278 , 1811303 , 77927322 , 15133776 , 600028006 , 411731022 , 642862543 , 3255246290
n×2
56997822
n×3
85496733
n×4
113995644
n×5
142494555
n÷2
14249455.5
n÷3
9499637
n÷3
7124727.75
n÷5
5699782.2
n2
812187928185921
n3
2.3146471480645E+22
n4
6.5964923069094E+29
n5
1.879928471668E+37
2 √n
5338.4371308464
3 √n
305.45184662343
4 √n
73.064609291
5 √n
30.97174343744
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
-28498910
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 28498911 can be divided by 4 positive divisors.
The sum of these divisors (counting 28498911) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101100101101101111011111
3
Ternary
1222121220011020
4
Quaternary
1230231233133
5
Quinary
24243431121
6
Senary
2454455223
8
Octal
154555737
10
Decimal
28498911
12
Duodecimal
9664513
16
Hexadecimal
1b2dbdf
20
Vigesimal
8i275b
36
Base36
gytwf
md5
0ec4d90a5e28c05e68496e7cb5d83c7a
sha1
da2ab55baf04dd129e3ee5bae3200f030011f154
sha256
148fab68437753cd36706579fa2d9bffe272ab43659228f0b860bd9b2e401662
sha512
6f699ee6a923b0b1ba852f9ced805b4efa6f26c12fbe6c923819a92186fa0d155b8cf918cf9644610886f183f456ed70e557036bd92a85dbc7ba95dc07079757
ripemd-160
3b54c5afa43ae409fbed22ab1ffd9c3be62dbb8d
Diameter
56997822
Circumference
179063938.86582
Area
2.5515636285232E+15
Volume
9.6955713013493E+22
Surface area
1.0206254514093E+16
Circumference
179063938.86582
Perimeter
113995644
Area
812187928185921
Diagonal
40303546.449064
Surface area
4873127569115526
Volume
2.3146471480645E+22
Space diagonal
49361561.812384
Perimeter
85496733
Area
3.5168768922803E+14
Altitude
24680780.906192
Surface area
3.5168768922803E+14
Volume
2.7278378240842E+21
Height
13434515.483021