28486995 is an odd 8-digits composite number following 28486994
and preceding 28486996 . In scientific notation, it is written as 2.8486995 × 10^7.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 14532320 positive integers (up to 28486995) that are relatively prime to 28486995.
28486995 has 8 divisors, whose sum is 31707648
The reverse of 28486995 is 59968482
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
twenty-eight million four hundred eighty-six thousand nine hundred ninety-five
Scientific notation
2.8486995 × 10^7
Engineering notation
2.8486995 × 10^6
Prime Factorization
15 × 23 × 82571
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28486995
Product of the distinct prime numbers
The prime factorization of 28486995 is 15 × 23 × 82571.
Since it has a total of 3 prime factors.
5 , 10 , 90 , 52 , 96 , 840 , 76 , 9797 , 72362 , 26536 , 366118 , 230051 , 1598398 , 7353547 , 21647475 , 61089058 , 33855850 , 511166058 , 5700028764 , 2084820218
n×2
56973990
n×3
85460985
n×4
113947980
n×5
142434975
n÷2
14243497.5
n÷3
9495665
n÷3
7121748.75
n÷5
5697399
n2
811508884130025
n3
2.3117449524668E+22
n4
6.5854666902196E+29
n5
1.8760015667695E+37
2 √n
5337.3209571844
3 √n
305.40926872037
4 √n
73.056970626932
5 √n
30.969153015407
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
-28486994
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 28486995 can be divided by 8 positive divisors.
The sum of these divisors (counting 28486995) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101100101010110101010011
3
Ternary
1222121021210220
4
Quaternary
1230222311103
5
Quinary
24243040440
6
Senary
2454324123
8
Octal
154526523
10
Decimal
28486995
12
Duodecimal
9659643
16
Hexadecimal
1b2ad53
20
Vigesimal
8i0h9f
36
Base36
gykpf
md5
6d2f41b21d8c28737ba0e572431210f9
sha1
06e9768ab91a5c847b293562cffa2fb7c0967ed3
sha256
ff872f06a2ee7fa0a1e46b51d0975158c8e80d2baaa2f1d46a41c464f4158c0d
sha512
908453d5fa0a644931c5545d8221446f6b667ae34b4fcef5a0c8f13a86b8f7b308ffdc6aa02f85e2a5b7f657b9f55d97dcdd1618472a34d5983936dd9cd4e10b
ripemd-160
3555e855d49e3db41fce4ce899ae00de0ae5d5e7
Diameter
56973990
Circumference
178989068.4297
Area
2.5494303487057E+15
Volume
9.6834146128571E+22
Surface area
1.0197721394823E+16
Circumference
178989068.4297
Perimeter
113947980
Area
811508884130025
Diagonal
40286694.680255
Surface area
4869053304780150
Volume
2.3117449524668E+22
Space diagonal
49340922.694961
Perimeter
85460985
Area
3.5139365452668E+14
Altitude
24670461.34748
Surface area
3.5139365452668E+14
Volume
2.7244175537717E+21
Height
13428898.226752