28162391 is an odd 8-digits prime number following 28162390
and preceding 28162392 . In scientific notation, it is written as 2.8162391 × 10^7.
The sum of its digits is 32. It has a total of 1 prime factors and 2 positive divisors.
There are 28162390 positive integers (up to 28162391) that are relatively prime to 28162391.
28162391 has 2 divisors, whose sum is 28162392
The reverse of 28162391 is 19326182
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 32 Digital Root 5
Name
twenty-eight million one hundred sixty-two thousand three hundred ninety-one
Scientific notation
2.8162391 × 10^7
Engineering notation
2.8162391 × 10^6
Prime Factorization
28162391
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
28162391 Product of the distinct prime numbers
The prime factorization of 28162391 is 28162391.
Since it has a total of 1 prime factors.
2 , 1 , 90 , 79 , 558 , 373 , 2772 , 6980 , 10253 , 38350 , 895201 , 739978 , 668945 , 8732111 , 27031618 , 48301507 , 882990601 , 198264494 , 535374903 , 1676005237
n×2
56324782
n×3
84487173
n×4
112649564
n×5
140811955
n÷2
14081195.5
n÷3
9387463.6666667
n÷3
7040597.75
n÷5
5632478.2
n2
793120266836881
n3
2.2336163064685E+22
n4
6.2903975766741E+29
n5
1.7715263609975E+37
2 √n5306.8249452945
3 √n304.24480727947
4 √n72.847957729057
5 √n30.898251565562
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
28162392 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
14081196 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
5306.8250395128 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999289833 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28162391 can be divided by 2 positive divisors.
The sum of these divisors (counting 28162391) is 28162392, the average is 14081196.
Base
System
Value
2
Binary
1101011011011100101010111
3
Ternary
1221222210112112
4
Quaternary
1223123211113
5
Quinary
24202144031
6
Senary
2443341235
8
Octal
153334527
10
Decimal
28162391
12
Duodecimal
952181b
16
Hexadecimal
1adb957
20
Vigesimal
8g05jb
36
Base36
grm8n
md5
7064303e4702237eb92c792d2342f20c
sha1
197474d1757ad8a15b95d28525cb2f63793b645e
sha256
fbfd6bddabae27289a69b861a37b4f60236f0621e7268f059bc35afea9ada2d8
sha512
e4e3d5ff392a96f18685f7bda7ee5e455af92e21a31dcd301d89f669e8a39198751a0e574c1e719cda0a0d329d266a078b35b7559030bc668cbc72712ae59b50
ripemd-160
59ae0263871c8a16b6402b82c6196a35b38f4e83
Diameter
56324782
Circumference
176949521.34625
Area
2.4916608037079E+15
Volume
9.3561501057862E+22
Surface area
9.9666432148317E+15
Circumference
176949521.34625
Perimeter
112649564
Area
793120266836881
Diagonal
39827635.301054
Surface area
4758721601021286
Volume
2.2336163064685E+22
Space diagonal
48778692.07462
Perimeter
84487173
Area
3.4343114966852E+14
Altitude
24389346.03731
Surface area
3.4343114966852E+14
Volume
2.6323420614545E+21
Height
13275878.433685