21534090 is an even 8-digits composite number following 21534089
and preceding 21534091 . In scientific notation, it is written as 2.1534090 × 10^7.
The sum of its digits is 24. It has a total of 4 prime factors and 16 positive divisors.
There are 5742416 positive integers (up to 21534090) that are relatively prime to 21534090.
21534090 has 16 divisors, whose sum is 51681888
The reverse of 21534090 is 09043512
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty-one million five hundred thirty-four thousand ninety
Scientific notation
2.1534090 × 10^7
Engineering notation
2.1534090 × 10^6
Prime Factorization
2 × 3 × 5 × 717803
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21534090
Product of the distinct prime numbers
The prime factorization of 21534090 is 2 × 3 × 5 × 717803.
Since it has a total of 4 prime factors.
5 , 8 , 15 , 3 , 919 , 163 , 414 , 4866 , 72648 , 12687 , 993526 , 684439 , 1435306 , 3498689 , 16673167 , 49304579 , 696184571 , 431196293 , 946630404 , 85306938
n×2
43068180
n×3
64602270
n×4
86136360
n×5
107670450
n÷2
10767045
n÷3
7178030
n÷3
5383522.5
n÷5
4306818
n2
463717032128100
n3
9.9857243043794E+21
n4
2.1503348588569E+29
n5
4.6305504380762E+36
2 √n
4640.4838109835
3 √n
278.21177555738
4 √n
68.121096666037
5 √n
29.283656558467
1 , 2 , 3 , 5 , 6 , 10 , 15 , 30 , 717803 , 1435606 , 2153409 , 3589015 , 4306818 , 7178030 , 10767045 , 21534090
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
-21534089
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 21534090 can be divided by 16 positive divisors.
The sum of these divisors (counting 21534090) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010010001001010110001010
3
Ternary
1111112001012220
4
Quaternary
1102021112022
5
Quinary
21003042330
6
Senary
2045314510
8
Octal
122112612
10
Decimal
21534090
12
Duodecimal
7265a36
16
Hexadecimal
148958a
20
Vigesimal
6ebf4a
36
Base36
ctjt6
md5
719ccd7534c750ac1a97299892bf888d
sha1
b7dc77046deb6ece4c28a678cfede5b9601f8502
sha256
d9960bff017f8ab687d15eb190043fdea5c65296e3e8600f36167f1064dfe74f
sha512
e83c3b4f5af3a7ae43151dc129be92cd3038d4366ac47727af0fb866c096bc350f5083b9e4bc9859b5e0fc1b90edbdcb428bace8b88ed43ad7178c5e9f1004c3
ripemd-160
129c475a240e65407ebe052cca02a5c4e2c6b3af
Diameter
43068180
Circumference
135302677.89148
Area
1.4568100214781E+15
Volume
4.1828104153882E+22
Surface area
5.8272400859124E+15
Circumference
135302677.89148
Perimeter
86136360
Area
463717032128100
Diagonal
30453802.131363
Surface area
2782302192768600
Volume
9.9857243043794E+21
Space diagonal
37298137.974761
Perimeter
64602270
Area
2.0079536499523E+14
Altitude
18649068.98738
Surface area
2.0079536499523E+14
Volume
1.1768288951143E+21
Height
10151267.377121