21342621 is an odd 8-digits composite number following 21342620
and preceding 21342622 . In scientific notation, it is written as 2.1342621 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 14202272 positive integers (up to 21342621) that are relatively prime to 21342621.
21342621 has 8 divisors, whose sum is 28509120
The reverse of 21342621 is 12624312
Previous prime number is 569
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty-one million three hundred forty-two thousand six hundred twenty-one
Scientific notation
2.1342621 × 10^7
Engineering notation
2.1342621 × 10^6
Prime Factorization
3 × 569 × 12503
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21342621
Product of the distinct prime numbers
The prime factorization of 21342621 is 3 × 569 × 12503.
Since it has a total of 3 prime factors.
2 , 1 , 57 , 64 , 435 , 600 , 4823 , 7 , 35215 , 99353 , 914272 , 153565 , 320523 , 2254260 , 83850179 , 58157702 , 586846137 , 328752960 , 5739316267 , 289900692
n×2
42685242
n×3
64027863
n×4
85370484
n×5
106713105
n÷2
10671310.5
n÷3
7114207
n÷3
5335655.25
n÷5
4268524.2
n2
455507471149641
n3
9.7217233194152E+21
n4
2.0748705627314E+29
n5
4.4283176044433E+36
2 √n
4619.8074635205
3 √n
277.38475207833
4 √n
67.969165534973
5 √n
29.23139560022
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
-21342620
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 21342621 can be divided by 8 positive divisors.
The sum of these divisors (counting 21342621) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001011010100110011101
3
Ternary
1111011022120110
4
Quaternary
1101122212131
5
Quinary
20430430441
6
Senary
2041240233
8
Octal
121324635
10
Decimal
21342621
12
Duodecimal
7193079
16
Hexadecimal
145a99d
20
Vigesimal
6d7gb1
36
Base36
cpg2l
md5
fec5b089c49a7197e5ffbfe4a830a5fa
sha1
4fc17a0fcba0816a3269975cbf2036874712dca2
sha256
26020abc020613f5fd4d5a3067f9de1627d442dcb5d03c5db84341ceb354b413
sha512
0e88f36ed1c8159353e537d209beeef0435ea30d3ec0ec6a70c635dd761367c6dc6c001497a86b28277e46821e74a5e469a4450655de60c1ae126a22b53d5014
ripemd-160
554750c203336132c460a0e4f817263328c14520
Diameter
42685242
Circumference
134099642.6839
Area
1.431018925019E+15
Volume
4.072225941401E+22
Surface area
5.7240757000759E+15
Circumference
134099642.6839
Perimeter
85370484
Area
455507471149641
Diagonal
30183024.074789
Surface area
2733044826897846
Volume
9.7217233194152E+21
Space diagonal
36966503.938686
Perimeter
64027863
Area
1.972405208146E+14
Altitude
18483251.969343
Surface area
1.972405208146E+14
Volume
1.145716080663E+21
Height
10061008.02493