28994087 is an odd 8-digits prime number following 28994086
and preceding 28994088 . In scientific notation, it is written as 2.8994087 × 10^7.
The sum of its digits is 47. It has a total of 1 prime factors and 2 positive divisors.
There are 28994086 positive integers (up to 28994087) that are relatively prime to 28994087.
28994087 has 2 divisors, whose sum is 28994088
The reverse of 28994087 is 78049982
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
twenty-eight million nine hundred ninety-four thousand eighty-seven
Scientific notation
2.8994087 × 10^7
Engineering notation
2.8994087 × 10^6
Prime Factorization
28994087
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
28994087
Product of the distinct prime numbers
The prime factorization of 28994087 is 28994087.
Since it has a total of 1 prime factors.
7 , 9 , 98 , 12 , 352 , 31 , 8884 , 5947 , 22793 , 80981 , 260544 , 357188 , 3303241 , 1099923 , 65276135 , 12536038 , 485537476 , 586979795 , 5323215533 , 9820872232
n×2
57988174
n×3
86982261
n×4
115976348
n×5
144970435
n÷2
14497043.5
n÷3
9664695.6666667
n÷3
7248521.75
n÷5
5798817.4
n2
840657080963569
n3
2.4374084542624E+22
n4
7.0670432777419E+29
n5
2.0490246762761E+37
2 √n
5384.6157708791
3 √n
307.21079998901
4 √n
73.379941202478
5 √n
31.078631534913
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
28994088
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
14497044
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
5384.6158637362
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999310204
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28994087 can be divided by 2 positive divisors.
The sum of these divisors (counting 28994087) is 28994088, the average is 14497044.
Base
System
Value
2
Binary
1101110100110101000100111
3
Ternary
2000120001102002
4
Quaternary
1232212220213
5
Quinary
24410302322
6
Senary
2513235515
8
Octal
156465047
10
Decimal
28994087
12
Duodecimal
9862b9b
16
Hexadecimal
1ba6a27
20
Vigesimal
914547
36
Base36
h9fzb
md5
e8fcc17feba16767b29c6b7ba774e4f1
sha1
ea3eeb96c88acbb3b7572ca625b8d35c7641e23a
sha256
55f4dc496a2075d99df96f59c6ca775e23a381c5947c7116bfb853b037c88c4c
sha512
983d4fd367fa8d9b038d0493ce14211269c48e09b97cd981567eb78d9e6e5b19ed2463407833f949550ee2839bd63e13860f623ca1967052f29e6a25f6293ec6
ripemd-160
0d1a5b8f1cd3c709f78c7a28721ac822770f2ccc
Diameter
57988174
Circumference
182175221.43349
Area
2.6410021097434E+15
Volume
1.0209792658278E+23
Surface area
1.0564008438974E+16
Circumference
182175221.43349
Perimeter
115976348
Area
840657080963569
Diagonal
41003831.064025
Surface area
5043942485781414
Volume
2.4374084542624E+22
Space diagonal
50219231.803072
Perimeter
86982261
Area
3.6401519399286E+14
Altitude
25109615.901536
Surface area
3.6401519399286E+14
Volume
2.8725134108839E+21
Height
13667943.688008