20021253 is an odd 8-digits composite number following 20021252
and preceding 20021254 . In scientific notation, it is written as 2.0021253 × 10^7.
The sum of its digits is 15. It has a total of 4 prime factors and 16 positive divisors.
There are 11440128 positive integers (up to 20021253) that are relatively prime to 20021253.
20021253 has 16 divisors, whose sum is 31132800
The reverse of 20021253 is 35212002
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 15
Digital Root 6
Name
twenty million twenty-one thousand two hundred fifty-three
Scientific notation
2.0021253 × 10^7
Engineering notation
2.0021253 × 10^6
Prime Factorization
3 × 49 × 7 × 19457
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20021253
Product of the distinct prime numbers
The prime factorization of 20021253 is 3 × 49 × 7 × 19457.
Since it has a total of 4 prime factors.
1 , 6 , 79 , 31 , 513 , 214 , 652 , 4967 , 80342 , 2846 , 912274 , 945017 , 1928721 , 1260125 , 16759378 , 1132295 , 332709828 , 779652564 , 1828735862 , 2980217788
n×2
40042506
n×3
60063759
n×4
80085012
n×5
100106265
n÷2
10010626.5
n÷3
6673751
n÷3
5005313.25
n÷5
4004250.6
n2
400850571690009
n3
8.0255307110003E+21
n4
1.6068118082421E+29
n5
3.2170385736202E+36
2 √n
4474.5114817151
3 √n
271.53787681794
4 √n
66.891789344546
5 √n
28.860127853413
1 , 3 , 7 , 21 , 49 , 147 , 343 , 1029 , 19457 , 58371 , 136199 , 408597 , 953393 , 2860179 , 6673751 , 20021253
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
-20021252
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 20021253 can be divided by 16 positive divisors.
The sum of these divisors (counting 20021253) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100011000000000000101
3
Ternary
1101200011222220
4
Quaternary
1030120000011
5
Quinary
20111140003
6
Senary
1553042553
8
Octal
114300005
10
Decimal
20021253
12
Duodecimal
6856459
16
Hexadecimal
1318005
20
Vigesimal
652d2d
36
Base36
bx4hx
md5
119442b4c0a98dcac7db1555d06d27df
sha1
e4fcd94d27bd21eb22533771fe43da36960cc90b
sha256
7df9e1997b7296195cc95111266d69cb171d38d1cde10faa3258f6be20cb69dc
sha512
05e13d04cc07b8462be4f1d6022f4b88d3a9bc3eae0d6e3f2efe445d4dd43962650f615c82d379a3d07017a10cfb06239c36fb08c1ebf35fb82b94b4e3b038e8
ripemd-160
da4f40509f4fc67ad5f320f2298587ab91480bc5
Diameter
40042506
Circumference
125797242.68093
Area
1.2593092112086E+15
Volume
3.361726443045E+22
Surface area
5.0372368448344E+15
Circumference
125797242.68093
Perimeter
80085012
Area
400850571690009
Diagonal
28314327.528303
Surface area
2405103430140054
Volume
8.0255307110003E+21
Space diagonal
34677827.427191
Perimeter
60063759
Area
1.7357338910253E+14
Altitude
17338913.713595
Surface area
1.7357338910253E+14
Volume
9.458178647282E+20
Height
9438109.176101