28221551 is an odd 8-digits prime number following 28221550
and preceding 28221552 . In scientific notation, it is written as 2.8221551 × 10^7.
The sum of its digits is 26. It has a total of 1 prime factors and 2 positive divisors.
There are 28221550 positive integers (up to 28221551) that are relatively prime to 28221551.
28221551 has 2 divisors, whose sum is 28221552
The reverse of 28221551 is 15512282
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-eight million two hundred twenty-one thousand five hundred fifty-one
Scientific notation
2.8221551 × 10^7
Engineering notation
2.8221551 × 10^6
Prime Factorization
28221551
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
28221551
Product of the distinct prime numbers
The prime factorization of 28221551 is 28221551.
Since it has a total of 1 prime factors.
7 , 5 , 48 , 68 , 781 , 892 , 2800 , 6541 , 19232 , 94840 , 549252 , 655606 , 9445082 , 7478908 , 53750423 , 20036519 , 641395680 , 149740162 , 8182316105 , 4625284414
n×2
56443102
n×3
84664653
n×4
112886204
n×5
141107755
n÷2
14110775.5
n÷3
9407183.6666667
n÷3
7055387.75
n÷5
5644310.2
n2
796455940845601
n3
2.2477221953827E+22
n4
6.3434206570825E+29
n5
1.7902116958831E+37
2 √n
5312.3959754521
3 √n
304.45769798724
4 √n
72.886185079562
5 √n
30.911222101572
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
28221552
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
14110776
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
5312.3960695716
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999291322
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28221551 can be divided by 2 positive divisors.
The sum of these divisors (counting 28221551) is 28221552, the average is 14110776.
Base
System
Value
2
Binary
1101011101010000001101111
3
Ternary
1222002210200122
4
Quaternary
1223222001233
5
Quinary
24211042201
6
Senary
2444515155
8
Octal
153520157
10
Decimal
28221551
12
Duodecimal
954babb
16
Hexadecimal
1aea06f
20
Vigesimal
8g7dhb
36
Base36
gsvvz
md5
a9714242b614e6e0ef98a16b09625617
sha1
a5ce370a09294f2c65273ce2eccd9908dad93278
sha256
9c99e0ab35592a5ecbee3ad244e7d9bec5ca586aa6b8374b087ade36d9901fc0
sha512
dd57c7c97bda5fdced80032d13cae8bdd83f7f4602ab40f85d0617d38248ae6a18f4c6156e747590ba9a177b84042b1092b58914be84be472b88bbf1ee76c84f
ripemd-160
ecffd783ea074b6afb41e193dd4f6084695af0fe
Diameter
56443102
Circumference
177321234.58902
Area
2.5021401326685E+15
Volume
9.4152367151001E+22
Surface area
1.0008560530674E+16
Circumference
177321234.58902
Perimeter
112886204
Area
796455940845601
Diagonal
39911300.175404
Surface area
4778735645073606
Volume
2.2477221953827E+22
Space diagonal
48881160.200396
Perimeter
84664653
Area
3.4487553888366E+14
Altitude
24440580.100198
Surface area
3.4487553888366E+14
Volume
2.6489660109644E+21
Height
13303766.725135