21354553 is an odd 8-digits composite number following 21354552
and preceding 21354554 . In scientific notation, it is written as 2.1354553 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 19413220 positive integers (up to 21354553) that are relatively prime to 21354553.
21354553 has 4 divisors, whose sum is 23295888
The reverse of 21354553 is 35545312
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty-one million three hundred fifty-four thousand five hundred fifty-three
Scientific notation
2.1354553 × 10^7
Engineering notation
2.1354553 × 10^6
Prime Factorization
11 × 1941323
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21354553
Product of the distinct prime numbers
The prime factorization of 21354553 is 11 × 1941323.
Since it has a total of 2 prime factors.
1 , 8 , 9 , 81 , 554 , 892 , 8219 , 4560 , 6336 , 64025 , 823942 , 890375 , 1265106 , 4414560 , 49736586 , 6248976 , 421663899 , 242128143 , 4750640569 , 3235378866
n×2
42709106
n×3
64063659
n×4
85418212
n×5
106772765
n÷2
10677276.5
n÷3
7118184.3333333
n÷3
5338638.25
n÷5
4270910.6
n2
456016933829809
n3
9.7380377823661E+21
n4
2.0795144393954E+29
n5
4.4407101310334E+36
2 √n
4621.0986788858
3 √n
277.43643486305
4 √n
67.978663409086
5 √n
29.234663343573
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
-21354552
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 21354553 can be divided by 4 positive divisors.
The sum of these divisors (counting 21354553) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001011101100000111001
3
Ternary
1111011220221101
4
Quaternary
1101131200321
5
Quinary
20431321203
6
Senary
2041411401
8
Octal
121354071
10
Decimal
21354553
12
Duodecimal
7199b61
16
Hexadecimal
145d839
20
Vigesimal
6d967d
36
Base36
cppa1
md5
26f66ad838b0065152298d8f384053c9
sha1
2b4669dc538eaf26b3b8bfd11cbb20f6e0f0a5f8
sha256
7bb40db5540ed1dfce4af11732fc60c5cc04142890834adad87650dfe2c59942
sha512
e9366db30ec72a108b096e45368d13a079947bd56799ae33d0edc2332ba656a95bb02c7b86b39e0000f4965c6edc8a1d18ce90857bda9dafffc01a3bb9807ced
ripemd-160
ad3b7455e840498ca91e01b79d1f4b35be2b316a
Diameter
42709106
Circumference
134174613.65099
Area
1.4326194492323E+15
Volume
4.0790597276615E+22
Surface area
5.7304777969291E+15
Circumference
134174613.65099
Perimeter
85418212
Area
456016933829809
Diagonal
30199898.471015
Surface area
2736101602978854
Volume
9.7380377823661E+21
Space diagonal
36987170.768922
Perimeter
64063659
Area
1.9746112462625E+14
Altitude
18493585.384461
Surface area
1.9746112462625E+14
Volume
1.1476387585603E+21
Height
10066632.823672