28137211 is an odd 8-digits composite number following 28137210
and preceding 28137212 . In scientific notation, it is written as 2.8137211 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 26913832 positive integers (up to 28137211) that are relatively prime to 28137211.
28137211 has 4 divisors, whose sum is 29360592
The reverse of 28137211 is 11273182
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-eight million one hundred thirty-seven thousand two hundred eleven
Scientific notation
2.8137211 × 10^7
Engineering notation
2.8137211 × 10^6
Prime Factorization
23 × 1223357
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28137211
Product of the distinct prime numbers
The prime factorization of 28137211 is 23 × 1223357.
Since it has a total of 2 prime factors.
4 , 7 , 85 , 53 , 959 , 40 , 2479 , 1201 , 80518 , 98418 , 949916 , 297053 , 5145904 , 7937446 , 95256744 , 16057563 , 870410484 , 221571335 , 8416065992 , 3450361906
n×2
56274422
n×3
84411633
n×4
112548844
n×5
140686055
n÷2
14068605.5
n÷3
9379070.3333333
n÷3
7034302.75
n÷5
5627442.2
n2
791702642858521
n3
2.2276304311368E+22
n4
6.2679307470917E+29
n5
1.7636208996431E+37
2 √n
5304.4519980861
3 √n
304.15410512541
4 √n
72.83166892284
5 √n
30.892724361752
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
-28137210
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 28137211 can be divided by 4 positive divisors.
The sum of these divisors (counting 28137211) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101011010101011011111011
3
Ternary
1221221111222221
4
Quaternary
1223111123323
5
Quinary
24200342321
6
Senary
2443024511
8
Octal
153253373
10
Decimal
28137211
12
Duodecimal
950b137
16
Hexadecimal
1ad56fb
20
Vigesimal
8fh30b
36
Base36
gr2t7
md5
3e4ae865a065dff8055a90579b9c66e7
sha1
ec120ef20b86e96557321a15a175da41f9a145eb
sha256
0a418293a1d906a6f7bf4ac5a4e609ed3aeb3a9ee79331aabc8349b9126736a0
sha512
c1b936dc83da3f95ae7552ff5da1aab8088ab88a51dfcfeef005c2d0a0ac1c912b12dbc881e996788fd95e641a43f5be594b3cfa975c55e18d4c44d7d678c689
ripemd-160
d7ab3db1147790a18ce0fdf4a32ebaeedc0ec1d7
Diameter
56274422
Circumference
176791310.74021
Area
2.487207206632E+15
Volume
9.3310765298298E+22
Surface area
9.9488288265278E+15
Circumference
176791310.74021
Perimeter
112548844
Area
791702642858521
Diagonal
39792025.403553
Surface area
4750215857151126
Volume
2.2276304311368E+22
Space diagonal
48735079.035286
Perimeter
84411633
Area
3.4281730047938E+14
Altitude
24367539.517643
Surface area
3.4281730047938E+14
Volume
2.6252876397239E+21
Height
13264008.467851