20197730 is an even 8-digits composite number following 20197729
and preceding 20197731 . In scientific notation, it is written as 2.0197730 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 6924912 positive integers (up to 20197730) that are relatively prime to 20197730.
20197730 has 8 divisors, whose sum is 31162320
The reverse of 20197730 is 03779102
Previous prime number is 35
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million one hundred ninety-seven thousand seven hundred thirty
Scientific notation
2.0197730 × 10^7
Engineering notation
2.0197730 × 10^6
Prime Factorization
2 × 35 × 288539
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20197730
Product of the distinct prime numbers
The prime factorization of 20197730 is 2 × 35 × 288539.
Since it has a total of 3 prime factors.
1 , 5 , 47 , 87 , 66 , 852 , 7383 , 6308 , 78949 , 43802 , 988741 , 285572 , 5441808 , 1021457 , 43921368 , 8682709 , 868662490 , 776970065 , 8641876587 , 3973524112
n×2
40395460
n×3
60593190
n×4
80790920
n×5
100988650
n÷2
10098865
n÷3
6732576.6666667
n÷3
5049432.5
n÷5
4039546
n2
407948297152900
n3
8.239629559854E+21
n4
1.6642181314995E+29
n5
3.3613428481132E+36
2 √n
4494.1884695682
3 √n
272.33336612621
4 √n
67.038708740311
5 √n
28.910826835961
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20197729
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20197730 can be divided by 8 positive divisors.
The sum of these divisors (counting 20197730) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000011000101100010
3
Ternary
1102000011002002
4
Quaternary
1031003011202
5
Quinary
20132311410
6
Senary
2000524002
8
Octal
115030542
10
Decimal
20197730
12
Duodecimal
6920602
16
Hexadecimal
1343162
20
Vigesimal
664e6a
36
Base36
c0wo2
md5
6da539665cf2164aad1947f4458d2007
sha1
7e5e74c58a553f9bd5ccc142253d1310d9e92cf7
sha256
fc50c28bb072e49638bf60561d9c428cb74fa9da1a6ef507512b19d014fcf14f
sha512
86f7929dd6dc585bf8506932ab8edce28c290c1b232207400d023aa90f1ce8b80d73bdebfd03cdb3892b8201c21d88271ea745a72022f65746e948a662d07a8b
ripemd-160
68f63e922deff3e6ba567d16e3158ae9a8553157
Diameter
40395460
Circumference
126906080.37438
Area
1.28160737338E+15
Volume
3.4514079591385E+22
Surface area
5.1264294935201E+15
Circumference
126906080.37438
Perimeter
80790920
Area
407948297152900
Diagonal
28563903.69515
Surface area
2447689782917400
Volume
8.239629559854E+21
Space diagonal
34983494.557558
Perimeter
60593190
Area
1.7664679438251E+14
Altitude
17491747.278779
Surface area
1.7664679438251E+14
Volume
9.7104965603965E+20
Height
9521301.2317166