28117639 is an odd 8-digits composite number following 28117638
and preceding 28117640 . In scientific notation, it is written as 2.8117639 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 25561480 positive integers (up to 28117639) that are relatively prime to 28117639.
28117639 has 4 divisors, whose sum is 30673800
The reverse of 28117639 is 93671182
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty-eight million one hundred seventeen thousand six hundred thirty-nine
Scientific notation
2.8117639 × 10^7
Engineering notation
2.8117639 × 10^6
Prime Factorization
11 × 2556149
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28117639
Product of the distinct prime numbers
The prime factorization of 28117639 is 11 × 2556149.
Since it has a total of 2 prime factors.
3 , 4 , 80 , 84 , 308 , 762 , 5023 , 8024 , 38841 , 6661 , 987612 , 268518 , 4312399 , 8149804 , 841045 , 59967016 , 122040335 , 633863503 , 6396586238 , 6203502178
n×2
56235278
n×3
84352917
n×4
112470556
n×5
140588195
n÷2
14058819.5
n÷3
9372546.3333333
n÷3
7029409.75
n÷5
5623527.8
n2
790601622934321
n3
2.2229851026481E+22
n4
6.2505092618638E+29
n5
1.7574956299124E+37
2 √n
5302.6068117484
3 √n
304.08356644809
4 √n
72.819000348455
5 √n
30.888425423223
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
-28117638
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 28117639 can be divided by 4 positive divisors.
The sum of these divisors (counting 28117639) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101011010000101010000111
3
Ternary
1221220112011001
4
Quaternary
1223100222013
5
Quinary
24144231024
6
Senary
2442354131
8
Octal
153205207
10
Decimal
28117639
12
Duodecimal
94bb947
16
Hexadecimal
1ad0a87
20
Vigesimal
8fee1j
36
Base36
gqnpj
md5
03dbc3c3a590120d76e238c677fca446
sha1
713bacd6587149b86638ef2aae7a7c6ca61d1213
sha256
eb7efb2da268f2224e5304403363b77bdde04abb0e1c45ee536a8f1bac2a606b
sha512
334de929ee10ec137228e37d41e75b0788edcf829e4af1d60209e536f57985406e2463df067b28cad700df7598919ca1a2142bee1f552620984a5fa091294658
ripemd-160
978393f13a0014e166be92ccc36b31fd038c392b
Diameter
56235278
Circumference
176668336.23738
Area
2.4837482505266E+15
Volume
9.3116182233586E+22
Surface area
9.9349930021065E+15
Circumference
176668336.23738
Perimeter
112470556
Area
790601622934321
Diagonal
39764346.415711
Surface area
4743609737605926
Volume
2.2229851026481E+22
Space diagonal
48701179.33688
Perimeter
84352917
Area
3.4234054486716E+14
Altitude
24350589.66844
Surface area
3.4234054486716E+14
Volume
2.6198130675986E+21
Height
13254782.13857