21356501 is an odd 8-digits composite number following 21356500
and preceding 21356502 . In scientific notation, it is written as 2.1356501 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 21318912 positive integers (up to 21356501) that are relatively prime to 21356501.
21356501 has 4 divisors, whose sum is 21394092
The reverse of 21356501 is 10565312
Previous prime number is 577
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 five hundred one
Scientific notation
2.1356501 × 10^7
Engineering notation
2.1356501 × 10^6
Prime Factorization
577 × 37013
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21356501
Product of the distinct prime numbers
The prime factorization of 21356501 is 577 × 37013.
Since it has a total of 2 prime factors.
7 , 1 , 30 , 70 , 536 , 188 , 2524 , 3295 , 46314 , 32663 , 795759 , 444233 , 1653603 , 4250129 , 88900703 , 81443130 , 387834199 , 942494057 , 5525623790 , 1988675422
n×2
42713002
n×3
64069503
n×4
85426004
n×5
106782505
n÷2
10678250.5
n÷3
7118833.6666667
n÷3
5339125.25
n÷5
4271300.2
n2
456100134963001
n3
9.7407029884375E+21
n4
2.0802733311327E+29
n5
4.4427359476608E+36
2 √n
4621.3094464664
3 √n
277.4448706869
4 √n
67.980213639459
5 √n
29.235196691626
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
-21356500
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 21356501 can be divided by 4 positive divisors.
The sum of these divisors (counting 21356501) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001011101111111010101
3
Ternary
1111012000121112
4
Quaternary
1101131333111
5
Quinary
20431402001
6
Senary
2041424405
8
Octal
121357725
10
Decimal
21356501
12
Duodecimal
719b105
16
Hexadecimal
145dfd5
20
Vigesimal
6d9b51
36
Base36
cpqs5
md5
46c7767f6c424f877fa4b9fc6cdf9f42
sha1
62ff412aada4d1406aaa5491b548f70e97d412e9
sha256
d1a27c9df4b40fb678880b336d4bc322b0467f971afcaab1d3d5e4892dedfd3a
sha512
51701c8bf4b60428b662feef5e5ae6e4e813d1cb0a985406b61c1cc513692c841a1e32b02767588fa8295e83e91387b23c16c0bc150d553eb0c016358e4f14ca
ripemd-160
106a2cc8c0da45d86d86cfa9d0a7f8472ab4ff52
Diameter
42713002
Circumference
134186853.29597
Area
1.4328808333011E+15
Volume
4.08017612657E+22
Surface area
5.7315233332043E+15
Circumference
134186853.29597
Perimeter
85426004
Area
456100134963001
Diagonal
30202653.359035
Surface area
2736600809778006
Volume
9.7407029884375E+21
Space diagonal
36990544.803896
Perimeter
64069503
Area
1.9749715177373E+14
Altitude
18495272.401948
Surface area
1.9749715177373E+14
Volume
1.147952856108E+21
Height
10067551.119678