21158054 is an even 8-digits composite number following 21158053
and preceding 21158055 . In scientific notation, it is written as 2.1158054 × 10^7.
The sum of its digits is 26. It has a total of 4 prime factors and 16 positive divisors.
There are 10410120 positive integers (up to 21158054) that are relatively prime to 21158054.
21158054 has 16 divisors, whose sum is 32248320
The reverse of 21158054 is 45085112
Previous prime number is 103
Is Prime? no
Number parity even
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million one hundred fifty-eight thousand fifty-four
Scientific notation
2.1158054 × 10^7
Engineering notation
2.1158054 × 10^6
Prime Factorization
2 × 271 × 103 × 379
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21158054
Product of the distinct prime numbers
The prime factorization of 21158054 is 2 × 271 × 103 × 379.
Since it has a total of 4 prime factors.
8 , 1 , 49 , 14 , 190 , 503 , 397 , 6730 , 33640 , 71538 , 426187 , 872990 , 247388 , 8345356 , 25245751 , 87846035 , 959889357 , 431753546 , 6009307368 , 4768875233
n×2
42316108
n×3
63474162
n×4
84632216
n×5
105790270
n÷2
10579027
n÷3
7052684.6666667
n÷3
5289513.5
n÷5
4231610.8
n2
447663249066916
n3
9.4716831975733E+21
n4
2.0040238456515E+29
n5
4.2401244743582E+36
2 √n
4599.7884733974
3 √n
276.58284552888
4 √n
67.821740418522
5 √n
29.180662272585
1 , 2 , 103 , 206 , 271 , 379 , 542 , 758 , 27913 , 39037 , 55826 , 78074 , 102709 , 205418 , 10579027 , 21158054
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21158053
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21158054 can be divided by 16 positive divisors.
The sum of these divisors (counting 21158054) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000101101100010100110
3
Ternary
1110210221101122
4
Quaternary
1100231202212
5
Quinary
20404024204
6
Senary
2033253542
8
Octal
120554246
10
Decimal
21158054
12
Duodecimal
71042b2
16
Hexadecimal
142d8a6
20
Vigesimal
6c4f2e
36
Base36
clhnq
md5
40981451df9739f623a64b9b03e01465
sha1
151e9433495d40be2fa258c8a1336c2fbcf1af66
sha256
29f9d1635e64165d43202cff1d518c70d3244b089a3e6f03ae9fba6707cea0ca
sha512
0d2058c435bd9c440c2ded48c44884614bdbd9d86c43266975acead3e6e62f665f9864e9af071ccfc5c81df7c661f624a08e294b9146f11be90f981f6040bfb9
ripemd-160
24e41d564edc7a74a876d47b19e05b13472c6309
Diameter
42316108
Circumference
132939974.02131
Area
1.4063755745508E+15
Volume
3.9674893800835E+22
Surface area
5.625502298203E+15
Circumference
132939974.02131
Perimeter
84632216
Area
447663249066916
Diagonal
29922006.920222
Surface area
2685979494401496
Volume
9.4716831975733E+21
Space diagonal
36646824.517286
Perimeter
63474162
Area
1.9384387301631E+14
Altitude
18323412.258643
Surface area
1.9384387301631E+14
Volume
1.1162485697091E+21
Height
9974002.3067408