20021430 is an even 8-digits composite number following 20021429
and preceding 20021431 . In scientific notation, it is written as 2.0021430 × 10^7.
The sum of its digits is 12. It has a total of 4 prime factors and 16 positive divisors.
There are 4467840 positive integers (up to 20021430) that are relatively prime to 20021430.
20021430 has 16 divisors, whose sum is 32140800
The reverse of 20021430 is 03412002
Previous prime number is 1859
Is Prime? no
Number parity even
Number length 8
Sum of Digits 12
Digital Root 3
Name
twenty million twenty-one thousand four hundred thirty
Scientific notation
2.0021430 × 10^7
Engineering notation
2.0021430 × 10^6
Prime Factorization
2 × 15 × 1859 × 359
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20021430
Product of the distinct prime numbers
The prime factorization of 20021430 is 2 × 15 × 1859 × 359.
Since it has a total of 4 prime factors.
10 , 7 , 36 , 32 , 532 , 15 , 6853 , 2398 , 41030 , 69129 , 896083 , 476975 , 1550999 , 5027846 , 65576232 , 49164283 , 375868418 , 2718004 , 4253605122 , 7218957678
n×2
40042860
n×3
60064290
n×4
80085720
n×5
100107150
n÷2
10010715
n÷3
6673810
n÷3
5005357.5
n÷5
4004286
n2
400857659244900
n3
8.0257435645356E+21
n4
1.606868629753E+29
n5
3.2171807789796E+36
2 √n
4474.5312603668
3 √n
271.538677002
4 √n
66.891937185036
5 √n
28.860178881433
1 , 2 , 15 , 30 , 359 , 718 , 1859 , 3718 , 5385 , 10770 , 27885 , 55770 , 667381 , 1334762 , 10010715 , 20021430
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20021429
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20021430 can be divided by 16 positive divisors.
The sum of these divisors (counting 20021430) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100011000000010110110
3
Ternary
1101200012020110
4
Quaternary
1030120002312
5
Quinary
20111141210
6
Senary
1553043450
8
Octal
114300266
10
Decimal
20021430
12
Duodecimal
6856586
16
Hexadecimal
13180b6
20
Vigesimal
652dba
36
Base36
bx4mu
md5
8d40027b71622f42c54d87a4e9391bfb
sha1
ded916b17142373320eae198d63e74ad6545aa7f
sha256
8f210d4b1595af63016e5b9c9cf076c9439eef5db03f5b096192d5680cef7d67
sha512
5d63f13e2d02d1486e88d31b4512f4f7c091d04fd60e4c843cbf6b49fb1ac16c2e6b50a83201007a382d4aff18f92cd7def5750ca0738c4616bf3113848366c9
ripemd-160
cfe11142fe6de49b35e6355b26bbf2d1210c8627
Diameter
40042860
Circumference
125798354.80472
Area
1.259331477419E+15
Volume
3.3618156029254E+22
Surface area
5.0373259096759E+15
Circumference
125798354.80472
Perimeter
80085720
Area
400857659244900
Diagonal
28314577.844104
Surface area
2405145955469400
Volume
8.0257435645356E+21
Space diagonal
34678134.000184
Perimeter
60064290
Area
1.7357645810382E+14
Altitude
17339067.000092
Surface area
1.7357645810382E+14
Volume
9.4584294975791E+20
Height
9438192.6147012