21032621 is an odd 8-digits composite number following 21032620
and preceding 21032622 . In scientific notation, it is written as 2.1032621 × 10^7.
The sum of its digits is 17. It has a total of 2 prime factors and 4 positive divisors.
There are 19795392 positive integers (up to 21032621) that are relatively prime to 21032621.
21032621 has 4 divisors, whose sum is 22269852
The reverse of 21032621 is 12623012
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 17
Digital Root 8
Name
twenty-one million thirty-two thousand six hundred twenty-one
Scientific notation
2.1032621 × 10^7
Engineering notation
2.1032621 × 10^6
Prime Factorization
17 × 1237213
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21032621
Product of the distinct prime numbers
The prime factorization of 21032621 is 17 × 1237213.
Since it has a total of 2 prime factors.
6 , 10 , 9 , 79 , 490 , 228 , 7923 , 3550 , 93962 , 71721 , 237684 , 538244 , 9890931 , 870510 , 45434610 , 32383317 , 732451337 , 668413252 , 3803172036 , 7498264475
n×2
42065242
n×3
63097863
n×4
84130484
n×5
105163105
n÷2
10516310.5
n÷3
7010873.6666667
n÷3
5258155.25
n÷5
4206524.2
n2
442371146129641
n3
9.3042246578804E+21
n4
1.9569223092805E+29
n5
4.1159205257542E+36
2 √n
4586.133556712
3 √n
276.03519907445
4 √n
67.720997901035
5 √n
29.145981118262
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
-21032620
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 21032621 can be divided by 4 positive divisors.
The sum of these divisors (counting 21032621) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000001110111010101101
3
Ternary
1110120120022222
4
Quaternary
1100032322231
5
Quinary
20341020441
6
Senary
2030445125
8
Octal
120167255
10
Decimal
21032621
12
Duodecimal
70637a5
16
Hexadecimal
140eead
20
Vigesimal
6b91b1
36
Base36
cisvh
md5
5b9c6afa7e50acf53826be60c51df85e
sha1
b102b425a0320d241bc470610138e9ba0750c261
sha256
5126a4e890da4c0d7cd3111e92552ad642ead2d4245a176c28421e2ab69195e9
sha512
a4c7e033e474b0812b622d312022b0f8bb9c3315a983f060c02085966a85d7a741732f8e73c1fca2d9b587d1fde072258511ec6c32dbd547996eeef867612a61
ripemd-160
94d6f166700b7750bc4da3561f6909399647fb73
Diameter
42065242
Circumference
132151855.23868
Area
1.389749942841E+15
Volume
3.8973445110061E+22
Surface area
5.5589997713639E+15
Circumference
132151855.23868
Perimeter
84130484
Area
442371146129641
Diagonal
29744617.870453
Surface area
2654226876777846
Volume
9.3042246578804E+21
Space diagonal
36429568.18834
Perimeter
63097863
Area
1.9155232522475E+14
Altitude
18214784.09417
Surface area
1.9155232522475E+14
Volume
1.096513391545E+21
Height
9914872.6234844