21356776 is an even 8-digits composite number following 21356775
and preceding 21356777 . In scientific notation, it is written as 2.1356776 × 10^7.
The sum of its digits is 37. It has a total of 5 prime factors and 16 positive divisors.
There are 9152880 positive integers (up to 21356776) that are relatively prime to 21356776.
21356776 has 16 divisors, whose sum is 45764640
The reverse of 21356776 is 67765312
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty-one million three hundred fifty-six thousand seven hundred seventy-six
Scientific notation
2.1356776 × 10^7
Engineering notation
2.1356776 × 10^6
Prime Factorization
2 × 2 × 2 × 7 × 381371
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
5339194
Product of the distinct prime numbers
The prime factorization of 21356776 is 2 × 2 × 2 × 7 × 381371.
Since it has a total of 5 prime factors.
10 , 2 , 5 , 46 , 144 , 824 , 3446 , 5195 , 52372 , 69557 , 408604 , 408911 , 5401517 , 9117389 , 82628312 , 38614937 , 64269840 , 163194730 , 5327065760 , 8424824363
n×2
42713552
n×3
64070328
n×4
85427104
n×5
106783880
n÷2
10678388
n÷3
7118925.3333333
n÷3
5339194
n÷5
4271355.2
n2
456111881114176
n3
9.7410792758941E+21
n4
2.0803804809351E+29
n5
4.4430219926104E+36
2 √n
4621.3391998424
3 √n
277.44606153447
4 √n
67.980432477606
5 √n
29.235271981466
1 , 2 , 4 , 7 , 8 , 14 , 28 , 56 , 381371 , 762742 , 1525484 , 2669597 , 3050968 , 5339194 , 10678388 , 21356776
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
-21356775
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 21356776 can be divided by 16 positive divisors.
The sum of these divisors (counting 21356776) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010001011110000011101000
3
Ternary
1111012000222201
4
Quaternary
1101132003220
5
Quinary
20431404101
6
Senary
2041425544
8
Octal
121360350
10
Decimal
21356776
12
Duodecimal
719b2b4
16
Hexadecimal
145e0e8
20
Vigesimal
6d9big
36
Base36
cpqzs
md5
11dba9bc6cf2d2ea5b8fd3f82d599498
sha1
1c59332bf18fe3e4ee23788ea7475e5a6bfe7603
sha256
1427a405593b4d36ab9ab8848f0aba8e7f43185fe13271b3151f588bbea35cb8
sha512
c89da3f78009cdd0512a2fd3363cdc64d8b1ddef49ea189d7d8dcc117cdb923417fca242e0b780cc7a68b47a120c4af55763cef9ad4d581ed8a2d3aad7d25ea0
ripemd-160
a07a6bd86efc32523c4d8259f061be575b8c96c9
Diameter
42713552
Circumference
134188581.17193
Area
1.4329177349233E+15
Volume
4.0803337454913E+22
Surface area
5.7316709396933E+15
Circumference
134188581.17193
Perimeter
85427104
Area
456111881114176
Diagonal
30203042.267764
Surface area
2736671286685056
Volume
9.7410792758941E+21
Space diagonal
36991021.117868
Perimeter
64070328
Area
1.9750223800639E+14
Altitude
18495510.558934
Surface area
1.9750223800639E+14
Volume
1.1479972020101E+21
Height
10067680.755921