21534421 is an odd 8-digits prime number following 21534420
and preceding 21534422 . In scientific notation, it is written as 2.1534421 × 10^7.
The sum of its digits is 22. It has a total of 1 prime factors and 2 positive divisors.
There are 21534420 positive integers (up to 21534421) that are relatively prime to 21534421.
21534421 has 2 divisors, whose sum is 21534422
The reverse of 21534421 is 12443512
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 22 Digital Root 4
Name
twenty-one million five hundred thirty-four thousand four hundred twenty-one
Scientific notation
2.1534421 × 10^7
Engineering notation
2.1534421 × 10^6
Prime Factorization
21534421
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
21534421 Product of the distinct prime numbers
The prime factorization of 21534421 is 21534421.
Since it has a total of 1 prime factors.
10 , 4 , 69 , 34 , 373 , 176 , 7419 , 6171 , 58553 , 30279 , 599170 , 757121 , 4459035 , 3349697 , 22215951 , 30043610 , 806024886 , 530435557 , 4825582872 , 6074757722
n×2
43068842
n×3
64603263
n×4
86137684
n×5
107672105
n÷2
10767210.5
n÷3
7178140.3333333
n÷3
5383605.25
n÷5
4306884.2
n2
463731287805241
n3
9.9861847824702E+21
n4
2.1504670728951E+29
n5
4.630906329436E+36
2 √n4640.5194752312
3 √n278.21320101234
4 √n68.121358436479
5 √n29.283746581595
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
21534422 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
10767211 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
4640.5195829778 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999071254 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21534421 can be divided by 2 positive divisors.
The sum of these divisors (counting 21534421) is 21534422, the average is 10767211.
Base
System
Value
2
Binary
1010010001001011011010101
3
Ternary
1111112001200011
4
Quaternary
1102021123111
5
Quinary
21003100141
6
Senary
2045320221
8
Octal
122113325
10
Decimal
21534421
12
Duodecimal
7266071
16
Hexadecimal
14896d5
20
Vigesimal
6ebg11
36
Base36
ctk2d
md5
6388f95be654c6d0b775336857fd79ea
sha1
a5f6c148c55657c8571801a4da4082d0ef52f43f
sha256
df89370575fd6aa95a2735bd5dd8a4ad782643a404d892e08d5818ce63647660
sha512
362fc166618ac9637f45b92385c0c3a0da85bbbe9714dfdd681e5bd2d5bdcc28967b734dc10e4c80d770a9dc7d6057c0d2a09d16b1fb358e267422caa300361c
ripemd-160
499b469ffefa06ed4932356e91c25dd6fa8aaa37
Diameter
43068842
Circumference
135304757.62582
Area
1.4568548070087E+15
Volume
4.1830032999998E+22
Surface area
5.8274192280347E+15
Circumference
135304757.62582
Perimeter
86137684
Area
463731287805241
Diagonal
30454270.236052
Surface area
2782387726831446
Volume
9.9861847824702E+21
Space diagonal
37298711.283578
Perimeter
64603263
Area
2.0080153788451E+14
Altitude
18649355.641789
Surface area
2.0080153788451E+14
Volume
1.1768831629778E+21
Height
10151423.412017