28997617 is an odd 8-digits composite number following 28997616
and preceding 28997618 . In scientific notation, it is written as 2.8997617 × 10^7.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 25510800 positive integers (up to 28997617) that are relatively prime to 28997617.
28997617 has 8 divisors, whose sum is 32654592
The reverse of 28997617 is 71679982
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
twenty-eight million nine hundred ninety-seven thousand six hundred seventeen
Scientific notation
2.8997617 × 10^7
Engineering notation
2.8997617 × 10^6
Prime Factorization
11 × 31 × 85037
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28997617
Product of the distinct prime numbers
The prime factorization of 28997617 is 11 × 31 × 85037.
Since it has a total of 3 prime factors.
3 , 3 , 83 , 20 , 823 , 448 , 6455 , 5394 , 90625 , 51008 , 573886 , 467022 , 1135710 , 4465744 , 8806186 , 85631554 , 574822862 , 681585106 , 6866723829 , 451889695
n×2
57995234
n×3
86992851
n×4
115990468
n×5
144988085
n÷2
14498808.5
n÷3
9665872.3333333
n÷3
7249404.25
n÷5
5799523.4
n2
840861791678689
n3
2.4382988185032E+22
n4
7.070485527051E+29
n5
2.0502723131747E+37
2 √n
5384.9435465936
3 √n
307.22326701509
4 √n
73.382174583434
5 √n
31.079388256288
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28997616
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28997617 can be divided by 8 positive divisors.
The sum of these divisors (counting 28997617) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101110100111011111110001
3
Ternary
2000120020020211
4
Quaternary
1232213133301
5
Quinary
24410410432
6
Senary
2513304121
8
Octal
156473761
10
Decimal
28997617
12
Duodecimal
9865041
16
Hexadecimal
1ba77f1
20
Vigesimal
914e0h
36
Base36
h9ipd
md5
00eb25ca7250d22d409c61b7aad311ec
sha1
648a5e96047162051bb1c5318dfd26c073dc4f76
sha256
087f92c567e95ce6d460ead0fd9608ea075a108a19d916eed953ab2f86e7b1b4
sha512
c3baf99cb78ea417287de4598f25c1b954f51e34ca911656ed0312c17fbce98065ff62272acd2f848630b05f3b5fbf9cdaf6f3949672d2ac5ffdc3c50333772b
ripemd-160
1f7d288de256b6820ecff23b4923f57b3858ff1e
Diameter
57995234
Circumference
182197401.07762
Area
2.6416452274221E+15
Volume
1.0213522207289E+23
Surface area
1.0566580909688E+16
Circumference
182197401.07762
Perimeter
115990468
Area
840861791678689
Diagonal
41008823.237901
Surface area
5045170750072134
Volume
2.4382988185032E+22
Space diagonal
50225345.942423
Perimeter
86992851
Area
3.6410383633272E+14
Altitude
25112672.971212
Surface area
3.6410383633272E+14
Volume
2.8735627152046E+21
Height
13669607.745967