20191497 is an odd 8-digits composite number following 20191496
and preceding 20191498 . In scientific notation, it is written as 2.0191497 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 13429728 positive integers (up to 20191497) that are relatively prime to 20191497.
20191497 has 8 divisors, whose sum is 26984544
The reverse of 20191497 is 79419102
Previous prime number is 443
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million one hundred ninety-one thousand four hundred ninety-seven
Scientific notation
2.0191497 × 10^7
Engineering notation
2.0191497 × 10^6
Prime Factorization
3 × 443 × 15193
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20191497
Product of the distinct prime numbers
The prime factorization of 20191497 is 3 × 443 × 15193.
Since it has a total of 3 prime factors.
7 , 9 , 76 , 65 , 855 , 428 , 43 , 2733 , 59067 , 13212 , 52751 , 150320 , 8001575 , 4542041 , 75117824 , 93823260 , 168853101 , 708420038 , 8731586355 , 2933116013
n×2
40382994
n×3
60574491
n×4
80765988
n×5
100957485
n÷2
10095748.5
n÷3
6730499
n÷3
5047874.25
n÷5
4038299.4
n2
407696551101009
n3
8.2320036884664E+21
n4
1.6621647777966E+29
n5
3.3561595124385E+36
2 √n
4493.4949649466
3 √n
272.30534930597
4 √n
67.033536121456
5 √n
28.909042245002
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
-20191496
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 20191497 can be divided by 8 positive divisors.
The sum of these divisors (counting 20191497) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000001100100001001
3
Ternary
1101222211112020
4
Quaternary
1031001210021
5
Quinary
20132111442
6
Senary
2000435053
8
Octal
115014411
10
Decimal
20191497
12
Duodecimal
6918a89
16
Hexadecimal
1341909
20
Vigesimal
663ieh
36
Base36
c0rux
md5
c3688eac1c4c9b8d4585295f8e15b257
sha1
70955c5cff47bf0cb1282b705933f35b02ab990e
sha256
aa26446f97df99718bae45f93874a2e1c48795f1be7dcb74d9fec5fa94e44689
sha512
e7444e142dda2d0eac8a785c9ddfee830970c145b45510c182fbbbcd7dfe45c6b846b93212105f259b0034b1e33a245712e96609c5ac440866b0fc97e70bff1c
ripemd-160
07c285983b3a0ad91c4fc76eeec75d2b51e866ae
Diameter
40382994
Circumference
126866917.28036
Area
1.2808164898328E+15
Volume
3.4482136416013E+22
Surface area
5.1232659593313E+15
Circumference
126866917.28036
Perimeter
80765988
Area
407696551101009
Diagonal
28555088.902016
Surface area
2446179306606054
Volume
8.2320036884664E+21
Space diagonal
34972698.684875
Perimeter
60574491
Area
1.7653778514439E+14
Altitude
17486349.342437
Surface area
1.7653778514439E+14
Volume
9.7015093847787E+20
Height
9518362.9673386