21320121 is an odd 8-digits composite number following 21320120
and preceding 21320122 . In scientific notation, it is written as 2.1320121 × 10^7.
The sum of its digits is 12. It has a total of 2 prime factors and 4 positive divisors.
There are 14213412 positive integers (up to 21320121) that are relatively prime to 21320121.
21320121 has 4 divisors, whose sum is 28426832
The reverse of 21320121 is 12102312
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 12
Digital Root 3
Name
twenty-one million three hundred twenty thousand one hundred twenty-one
Scientific notation
2.1320121 × 10^7
Engineering notation
2.1320121 × 10^6
Prime Factorization
3 × 7106707
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21320121
Product of the distinct prime numbers
The prime factorization of 21320121 is 3 × 7106707.
Since it has a total of 2 prime factors.
4 , 1 , 21 , 21 , 198 , 937 , 1134 , 7091 , 97043 , 42523 , 522022 , 616268 , 1556728 , 2783315 , 43552029 , 73038798 , 325357328 , 262079630 , 6090558030 , 377394141
n×2
42640242
n×3
63960363
n×4
85280484
n×5
106600605
n÷2
10660060.5
n÷3
7106707
n÷3
5330030.25
n÷5
4264024.2
n2
454547559454641
n3
9.6910089678276E+21
n4
2.0661348380617E+29
n5
4.4050244749791E+36
2 √n
4617.371654957
3 √n
277.28724216442
4 √n
67.95124469027
5 √n
29.225229685305
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
-21320120
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 21320121 can be divided by 4 positive divisors.
The sum of these divisors (counting 21320121) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001010101000110111001
3
Ternary
1111010011201010
4
Quaternary
1101111012321
5
Quinary
20424220441
6
Senary
2040544133
8
Octal
121250671
10
Decimal
21320121
12
Duodecimal
7182049
16
Hexadecimal
14551b9
20
Vigesimal
6d5061
36
Base36
coypl
md5
6850c2a59486c4a19e22c780693c8b23
sha1
a8792dcfd08ec6deffe55b398ff992ed3a88287c
sha256
39157962dec9b29898028c9d05197217dca7051d37313d4fd932c02fc0381501
sha512
6fd7f67d0c45f5a0e9946ec81abd3f429319cf2754e30a306b287ec11093eda62bf24032121d6f30f5e95397675f4bed5835bf7e41f2aa8eab4510e2ef41d147
ripemd-160
d45b0fcbc7f3bf70bba50ad877fcab93b68116da
Diameter
42640242
Circumference
133958271.01449
Area
1.4280032734899E+15
Volume
4.0593603438933E+22
Surface area
5.7120130939595E+15
Circumference
133958271.01449
Perimeter
85280484
Area
454547559454641
Diagonal
30151204.269635
Surface area
2727285356727846
Volume
9.6910089678276E+21
Space diagonal
36927532.795516
Perimeter
63960363
Area
1.9682486685797E+14
Altitude
18463766.397758
Surface area
1.9682486685797E+14
Volume
1.1420963596151E+21
Height
10050401.423212