20213421 is an odd 8-digits composite number following 20213420
and preceding 20213422 . In scientific notation, it is written as 2.0213421 × 10^7.
The sum of its digits is 15. It has a total of 2 prime factors and 4 positive divisors.
There are 13475612 positive integers (up to 20213421) that are relatively prime to 20213421.
20213421 has 4 divisors, whose sum is 26951232
The reverse of 20213421 is 12431202
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 15
Digital Root 6
Name
twenty million two hundred thirteen thousand four hundred twenty-one
Scientific notation
2.0213421 × 10^7
Engineering notation
2.0213421 × 10^6
Prime Factorization
3 × 6737807
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20213421
Product of the distinct prime numbers
The prime factorization of 20213421 is 3 × 6737807.
Since it has a total of 2 prime factors.
6 , 3 , 38 , 72 , 720 , 569 , 6459 , 8793 , 12291 , 557 , 853827 , 799367 , 3646350 , 7160997 , 72076112 , 49653913 , 909689117 , 115725450 , 8844192169 , 414790703
n×2
40426842
n×3
60640263
n×4
80853684
n×5
101067105
n÷2
10106710.5
n÷3
6737807
n÷3
5053355.25
n÷5
4042684.2
n2
408582388523241
n3
8.2588478324058E+21
n4
1.6693956821136E+29
n5
3.3744197738144E+36
2 √n
4495.9338295842
3 √n
272.40387036533
4 √n
67.051725030638
5 √n
28.915317428537
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
-20213420
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 20213421 can be divided by 4 positive divisors.
The sum of these divisors (counting 20213421) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000110111010101101
3
Ternary
1102000221121020
4
Quaternary
1031012322231
5
Quinary
20133312141
6
Senary
2001124353
8
Octal
115067255
10
Decimal
20213421
12
Duodecimal
69296b9
16
Hexadecimal
1346ead
20
Vigesimal
666db1
36
Base36
c18rx
md5
390f167aa181931c8e9ad7e17d62f393
sha1
d71f1582693db1d3a910b93ae0c4374e4d65ec8a
sha256
41535de18c6df76b295c2161ccaff0c23025936ad12c6c1cb038c2bfb8888343
sha512
aad8daf89eaae66de532b67e060792a0d1fcf097305de52932950c9ac5142ab6a966aeadf78e2c8f59d66591cdb49f35244d5b1c71ea4e2da7848a0eddd6c7ae
ripemd-160
e23717c42d4c556d1d4af3fa90351c6d5c5781bc
Diameter
40426842
Circumference
127004669.83504
Area
1.2835994301708E+15
Volume
3.4594580903203E+22
Surface area
5.1343977206831E+15
Circumference
127004669.83504
Perimeter
80853684
Area
408582388523241
Diagonal
28586094.120157
Surface area
2451494331139446
Volume
8.2588478324058E+21
Space diagonal
35010672.16678
Perimeter
60640263
Area
1.7692136400003E+14
Altitude
17505336.08339
Surface area
1.7692136400003E+14
Volume
9.7331455118033E+20
Height
9528698.0400524