21356549 is an odd 8-digits prime number following 21356548
and preceding 21356550 . In scientific notation, it is written as 2.1356549 × 10^7.
The sum of its digits is 35. It has a total of 1 prime factors and 2 positive divisors.
There are 21356548 positive integers (up to 21356549) that are relatively prime to 21356549.
21356549 has 2 divisors, whose sum is 21356550
The reverse of 21356549 is 94565312
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty-one million three hundred fifty-six thousand five hundred forty-nine
Scientific notation
2.1356549 × 10^7
Engineering notation
2.1356549 × 10^6
Prime Factorization
21356549
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
21356549
Product of the distinct prime numbers
The prime factorization of 21356549 is 21356549.
Since it has a total of 1 prime factors.
1 , 9 , 8 , 64 , 429 , 419 , 2804 , 7135 , 45026 , 86313 , 830708 , 831850 , 1744685 , 7982881 , 75807538 , 27065179 , 524370279 , 861486183 , 7565624465 , 7209657141
n×2
42713098
n×3
64069647
n×4
85426196
n×5
106782745
n÷2
10678274.5
n÷3
7118849.6666667
n÷3
5339137.25
n÷5
4271309.8
n2
456102185189401
n3
9.7407686670045E+21
n4
2.0802920333455E+29
n5
4.4427858744452E+36
2 √n
4621.3146397968
3 √n
277.44507854467
4 √n
67.980251836815
5 √n
29.235209833181
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
21356550
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10678275
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4621.3147479911
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999063519
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21356549 can be divided by 2 positive divisors.
The sum of these divisors (counting 21356549) is 21356550, the average is 10678275.
Base
System
Value
2
Binary
1010001011110000000000101
3
Ternary
1111012000200022
4
Quaternary
1101132000011
5
Quinary
20431402144
6
Senary
2041424525
8
Octal
121360005
10
Decimal
21356549
12
Duodecimal
719b145
16
Hexadecimal
145e005
20
Vigesimal
6d9b79
36
Base36
cpqth
md5
3ca4abd9834292e79f2b4c633e74ce8b
sha1
bf997697ecad0b382682074b102f4896b6332280
sha256
d9748fd773e08913399d50f0ef0c4b7cc0efa126c7ad9990fd496f229915c72a
sha512
f6747901eb4f2472acc9ba369811f8900a3c5ee62f35be0c466c904f2816ed729a52ffa20074d8812be18987e9bd8635d4caf52f6353b03fdae348474c84d5ff
ripemd-160
d97d392083800f4cbb2c32686bc6d5800faad210
Diameter
42713098
Circumference
134187154.88886
Area
1.4328872742773E+15
Volume
4.0802036379439E+22
Surface area
5.7315490971091E+15
Circumference
134187154.88886
Perimeter
85426196
Area
456102185189401
Diagonal
30202721.241286
Surface area
2736613111136406
Volume
9.7407686670045E+21
Space diagonal
36990627.942334
Perimeter
64069647
Area
1.9749803954781E+14
Altitude
18495313.971167
Surface area
1.9749803954781E+14
Volume
1.1479605964014E+21
Height
10067573.747095