20213972 is an even 8-digits composite number following 20213971
and preceding 20213973 . In scientific notation, it is written as 2.0213972 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 6 positive divisors.
There are 10106984 positive integers (up to 20213972) that are relatively prime to 20213972.
20213972 has 6 divisors, whose sum is 35374458
The reverse of 20213972 is 27931202
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million two hundred thirteen thousand nine hundred seventy-two
Scientific notation
2.0213972 × 10^7
Engineering notation
2.0213972 × 10^6
Prime Factorization
2 × 2 × 5053493
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
10106986
Product of the distinct prime numbers
The prime factorization of 20213972 is 2 × 2 × 5053493.
Since it has a total of 3 prime factors.
4 , 10 , 16 , 58 , 981 , 972 , 4178 , 7443 , 39171 , 32376 , 8584 , 269541 , 53723 , 1577603 , 49732154 , 35645424 , 716173740 , 931795712 , 540910362 , 8758417183
n×2
40427944
n×3
60641916
n×4
80855888
n×5
101069860
n÷2
10106986
n÷3
6737990.6666667
n÷3
5053493
n÷5
4042794.4
n2
408604664016784
n3
8.2595232375047E+21
n4
1.6695777145627E+29
n5
3.3748797173994E+36
2 √n
4495.9951067589
3 √n
272.4063455058
4 √n
67.052181968665
5 √n
28.915475068021
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20213971
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20213972 can be divided by 6 positive divisors.
The sum of these divisors (counting 20213972) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001101000111000011010100
3
Ternary
1102000222100122
4
Quaternary
1031013003110
5
Quinary
20133321342
6
Senary
2001131112
8
Octal
115070324
10
Decimal
20213972
12
Duodecimal
6929a98
16
Hexadecimal
13470d4
20
Vigesimal
666eic
36
Base36
c1978
md5
d57d66123de9016ab5ae737865471ddc
sha1
f6b2386cf04d5b4ce205d48e4521c3adb26769d4
sha256
0abbdaa10c99428a407bd26cc7461a660d0071361c23453026dc067120c09c94
sha512
11496610ec243e8bb8de9cf953259355c52759c8fdb4ba12e88afe74b2ec4a2416959ca8aa2076b6fa0eb7fb3079cba24eb1e31fed8eaeaf3e7658a8564d6df2
ripemd-160
3f2916e36b69c0226d9c449fb295551d01c0c762
Diameter
40427944
Circumference
127008131.87014
Area
1.2836694106977E+15
Volume
3.4597410033465E+22
Surface area
5.1346776427906E+15
Circumference
127008131.87014
Perimeter
80855888
Area
408604664016784
Diagonal
28586873.35183
Surface area
2451627984100704
Volume
8.2595232375047E+21
Space diagonal
35011626.526775
Perimeter
60641916
Area
1.7693100957167E+14
Altitude
17505813.263387
Surface area
1.7693100957167E+14
Volume
9.7339414843457E+20
Height
9528957.7839433