27998512 is an even 8-digits composite number following 27998511
and preceding 27998513 . In scientific notation, it is written as 2.7998512 × 10^7.
The sum of its digits is 43. It has a total of 6 prime factors and 20 positive divisors.
There are 13769280 positive integers (up to 27998512) that are relatively prime to 27998512.
27998512 has 20 divisors, whose sum is 55138336
The reverse of 27998512 is 21589972
Previous prime number is 28687
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
twenty-seven million nine hundred ninety-eight thousand five hundred twelve
Scientific notation
2.7998512 × 10^7
Engineering notation
2.7998512 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 28687 × 61
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
3499814
Product of the distinct prime numbers
The prime factorization of 27998512 is 2 × 2 × 2 × 2 × 28687 × 61.
Since it has a total of 6 prime factors.
8 , 4 , 22 , 58 , 292 , 452 , 2590 , 913 , 36829 , 36243 , 80657 , 928581 , 980992 , 5234406 , 8573044 , 88909675 , 156475615 , 791052305 , 9723293719 , 4048876044
n×2
55997024
n×3
83995536
n×4
111994048
n×5
139992560
n÷2
13999256
n÷3
9332837.3333333
n÷3
6999628
n÷5
5599702.4
n2
783916674214144
n3
2.1948500409985E+22
n4
6.1452535211096E+29
n5
1.7205795445383E+37
2 √n
5291.3620174772
3 √n
303.65351799181
4 √n
72.741748793091
5 √n
30.86220773668
1 , 2 , 4 , 8 , 16 , 61 , 122 , 244 , 488 , 976 , 28687 , 57374 , 114748 , 229496 , 458992 , 1749907 , 3499814 , 6999628 , 13999256 , 27998512
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-27998511
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 27998512 can be divided by 20 positive divisors.
The sum of these divisors (counting 27998512) is 1, the average is 0.05.
Base
System
Value
2
Binary
1101010110011100100110000
3
Ternary
1221200110201221
4
Quaternary
1222303210300
5
Quinary
24131423022
6
Senary
2440034424
8
Octal
152634460
10
Decimal
27998512
12
Duodecimal
9462a14
16
Hexadecimal
1ab3930
20
Vigesimal
8ejg5c
36
Base36
go3sg
md5
5ed46e32b4f4c52c9d66f11b33e53697
sha1
f41e91c10fc9c3f131147df17ab5680650b41c33
sha256
289e4551839d58ff14a7d7ab088ab87e266285592c07157c031be56a405b2e01
sha512
3c801a4f9c765f3b2ebea7e7053c363bb45d7dd60e4af611f34e72c355c8b28d7c8fe64c8cbdb2b9056f08bb44793ba7f939314eef8f0f10f70e9908588781ee
ripemd-160
6f93dd2c96b25ff34e82b92ff1fc747a8e814ae8
Diameter
55997024
Circumference
175919839.22129
Area
2.4627468647377E+15
Volume
9.1937663527094E+22
Surface area
9.8509874589508E+15
Circumference
175919839.22129
Perimeter
111994048
Area
783916674214144
Diagonal
39595875.396666
Surface area
4703500045284864
Volume
2.1948500409985E+22
Space diagonal
48494845.320327
Perimeter
83995536
Area
3.3944587715983E+14
Altitude
24247422.660163
Surface area
3.3944587715983E+14
Volume
2.5866555794627E+21
Height
13198625.132222