28379969 is an odd 8-digits composite number following 28379968
and preceding 28379970 . In scientific notation, it is written as 2.8379969 × 10^7.
The sum of its digits is 53. It has a total of 2 prime factors and 4 positive divisors.
There are 28087296 positive integers (up to 28379969) that are relatively prime to 28379969.
28379969 has 4 divisors, whose sum is 28672644
The reverse of 28379969 is 96997382
Previous prime number is 97
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 53
Digital Root 8
Name
twenty-eight million three hundred seventy-nine thousand nine hundred sixty-nine
Scientific notation
2.8379969 × 10^7
Engineering notation
2.8379969 × 10^6
Prime Factorization
97 × 292577
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28379969
Product of the distinct prime numbers
The prime factorization of 28379969 is 97 × 292577.
Since it has a total of 2 prime factors.
5 , 6 , 24 , 4 , 389 , 189 , 289 , 1846 , 19360 , 10195 , 660906 , 97961 , 6314182 , 5026118 , 15997577 , 59168322 , 275664351 , 286299363 , 6327000231 , 162569963
n×2
56759938
n×3
85139907
n×4
113519876
n×5
141899845
n÷2
14189984.5
n÷3
9459989.6666667
n÷3
7094992.25
n÷5
5675993.8
n2
805422640440961
n3
2.2857869567613E+22
n4
6.4870562973489E+29
n5
1.8410245662002E+37
2 √n
5327.2853311982
3 √n
305.0263132364
4 √n
72.988254748269
5 √n
30.945847665841
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
-28379968
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 28379969 can be divided by 4 positive divisors.
The sum of these divisors (counting 28379969) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101100010000101101000001
3
Ternary
1222101211222222
4
Quaternary
1230100231001
5
Quinary
24231124334
6
Senary
2452140425
8
Octal
154205501
10
Decimal
28379969
12
Duodecimal
9607715
16
Hexadecimal
1b10b41
20
Vigesimal
8h79i9
36
Base36
gwa4h
md5
df3e45dc93cca4999adf44d0a9b1449d
sha1
a1a457d8f16de3e047e507d93bba891d630c7510
sha256
8790fc34aa0964df75585b25cd2375b81f4c35937b046e22ccc36a7c1d9f8120
sha512
58adc731c0fdcb442fccf9b420176a9f2255bd05327f9ed3bc39522b4c0a7be64c116bb5f59beafa2af7a310a5c99b20a32f9ff2ff5047c4498d7cf36ad15161
ripemd-160
417aa1c6f8da5f9c3c42d5129bbf299bcb46eb36
Diameter
56759938
Circumference
178316604.23901
Area
2.5303098502442E+15
Volume
9.5746820147101E+22
Surface area
1.0121239400977E+16
Circumference
178316604.23901
Perimeter
113519876
Area
805422640440961
Diagonal
40135337.059528
Surface area
4832535842645766
Volume
2.2857869567613E+22
Space diagonal
49155548.22523
Perimeter
85139907
Area
3.4875823370251E+14
Altitude
24577774.112615
Surface area
3.4875823370251E+14
Volume
2.6938257624561E+21
Height
13378445.686509