20198971 is an odd 8-digits composite number following 20198970
and preceding 20198972 . In scientific notation, it is written as 2.0198971 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 18602112 positive integers (up to 20198971) that are relatively prime to 20198971.
20198971 has 8 divisors, whose sum is 21803040
The reverse of 20198971 is 17989102
Previous prime number is 503
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million one hundred ninety-eight thousand nine hundred seventy-one
Scientific notation
2.0198971 × 10^7
Engineering notation
2.0198971 × 10^6
Prime Factorization
13 × 503 × 3089
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20198971
Product of the distinct prime numbers
The prime factorization of 20198971 is 13 × 503 × 3089.
Since it has a total of 3 prime factors.
3 , 6 , 100 , 35 , 791 , 672 , 7276 , 3212 , 13565 , 17108 , 448859 , 460989 , 4777479 , 3912832 , 82351527 , 50762630 , 89090562 , 120301580 , 5462535724 , 4564764055
n×2
40397942
n×3
60596913
n×4
80795884
n×5
100994855
n÷2
10099485.5
n÷3
6732990.3333333
n÷3
5049742.75
n÷5
4039794.2
n2
407998429458841
n3
8.2411484446847E+21
n4
1.6646271844088E+29
n5
3.3623756223685E+36
2 √n
4494.3265346434
3 √n
272.33894363064
4 √n
67.039738473859
5 √n
28.911182098204
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
-20198970
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 20198971 can be divided by 8 positive divisors.
The sum of these divisors (counting 20198971) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000011011000111011
3
Ternary
1102000012210001
4
Quaternary
1031003120323
5
Quinary
20132331341
6
Senary
2000533431
8
Octal
115033073
10
Decimal
20198971
12
Duodecimal
6921277
16
Hexadecimal
134363b
20
Vigesimal
664h8b
36
Base36
c0xmj
md5
aea7dd58fab78884a35fee8d08c810d6
sha1
c843b00c3ee379a89393235cc031943b4a4988b3
sha256
d0f967dcb8fd76988fe6298feb59f1f85177fb667c9ee832c9a1015e97f721fb
sha512
573fa1075f1449572d65b3fdb3a9c87630d86010b0b49a77cdfe3584748b51515edf2bc83f74c02349b5b1eeb5f81d3d764053064d322dcbb810d83904d59352
ripemd-160
3987b51d8ee3122fb791c6006f19c373ab5f3dce
Diameter
40397942
Circumference
126913877.80735
Area
1.2817648686641E+15
Volume
3.4520441881286E+22
Surface area
5.1270594746563E+15
Circumference
126913877.80735
Perimeter
80795884
Area
407998429458841
Diagonal
28565658.734181
Surface area
2447990576753046
Volume
8.2411484446847E+21
Space diagonal
34985644.03261
Perimeter
60596913
Area
1.7666850230775E+14
Altitude
17492822.016305
Surface area
1.7666850230775E+14
Volume
9.7122865833358E+20
Height
9521886.2447269