21356411 is an odd 8-digits composite number following 21356410
and preceding 21356412 . In scientific notation, it is written as 2.1356411 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 21312072 positive integers (up to 21356411) that are relatively prime to 21356411.
21356411 has 4 divisors, whose sum is 21400752
The reverse of 21356411 is 11465312
Previous prime number is 487
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty-one million three hundred fifty-six thousand four hundred eleven
Scientific notation
2.1356411 × 10^7
Engineering notation
2.1356411 × 10^6
Prime Factorization
487 × 43853
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21356411
Product of the distinct prime numbers
The prime factorization of 21356411 is 487 × 43853.
Since it has a total of 2 prime factors.
2 , 10 , 76 , 82 , 360 , 945 , 9859 , 2305 , 8982 , 59418 , 367083 , 169541 , 1864935 , 9945324 , 15222595 , 46422024 , 499155333 , 22505592 , 574675809 , 6213478621
n×2
42712822
n×3
64069233
n×4
85425644
n×5
106782055
n÷2
10678205.5
n÷3
7118803.6666667
n÷3
5339102.75
n÷5
4271282.2
n2
456096290800921
n3
9.74057984192E+21
n4
2.0802382648236E+29
n5
4.4426423361499E+36
2 √n
4621.2997089563
3 √n
277.44448095275
4 √n
67.980142019242
5 √n
29.235172051147
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21356410
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21356411 can be divided by 4 positive divisors.
The sum of these divisors (counting 21356411) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001011101111101111011
3
Ternary
1111012000111012
4
Quaternary
1101131331323
5
Quinary
20431401121
6
Senary
2041424135
8
Octal
121357573
10
Decimal
21356411
12
Duodecimal
719b04b
16
Hexadecimal
145df7b
20
Vigesimal
6d9b0b
36
Base36
cpqpn
md5
d75b2abcf39ecfd253089cedba2bd50d
sha1
9177c98f193e062c196b07ac0dbc4d1b9345bbb7
sha256
91d883431564fafde98768b2ff1031ffd30efc14a6de77a2800b8471a78c65fd
sha512
f66af5426ae9aed19a5940adc0799bc8a8b20e29436677212ddc83e48be830f71a6611ae21808e90568df10cb1246566aed1f915ddf8dd3c44b1e2fb80ae9183
ripemd-160
21ec0613461c5107c0a7a0de38a6e9d5a8c0ed6e
Diameter
42712822
Circumference
134186287.80929
Area
1.4328687565097E+15
Volume
4.0801245430774E+22
Surface area
5.7314750260389E+15
Circumference
134186287.80929
Perimeter
85425644
Area
456096290800921
Diagonal
30202526.079814
Surface area
2736577744805526
Volume
9.74057984192E+21
Space diagonal
36990388.919323
Perimeter
64069233
Area
1.9749548720273E+14
Altitude
18495194.459661
Surface area
1.9749548720273E+14
Volume
1.1479383431518E+21
Height
10067508.693271