20297515 is an odd 8-digits composite number following 20297514
and preceding 20297516 . In scientific notation, it is written as 2.0297515 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 13918128 positive integers (up to 20297515) that are relatively prime to 20297515.
20297515 has 8 divisors, whose sum is 24854400
The reverse of 20297515 is 51579202
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million two hundred ninety-seven thousand five hundred fifteen
Scientific notation
2.0297515 × 10^7
Engineering notation
2.0297515 × 10^6
Prime Factorization
49 × 5 × 82847
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20297515
Product of the distinct prime numbers
The prime factorization of 20297515 is 49 × 5 × 82847.
Since it has a total of 3 prime factors.
1 , 1 , 57 , 38 , 424 , 392 , 1200 , 4927 , 48222 , 79900 , 688923 , 772163 , 1667150 , 7010350 , 13600746 , 87342553 , 800194032 , 660703594 , 6587941524 , 8600354227
n×2
40595030
n×3
60892545
n×4
81190060
n×5
101487575
n÷2
10148757.5
n÷3
6765838.3333333
n÷3
5074378.75
n÷5
4059503
n2
411989115175225
n3
8.3623552451059E+21
n4
1.6973503102286E+29
n5
3.4451993382121E+36
2 √n
4505.2763511243
3 √n
272.7811087829
4 √n
67.121355402914
5 √n
28.939336799511
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
-20297514
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 20297515 can be divided by 8 positive divisors.
The sum of these divisors (counting 20297515) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101011011011100101011
3
Ternary
1102012012221211
4
Quaternary
1031123130223
5
Quinary
20144010030
6
Senary
2003013551
8
Octal
115333453
10
Decimal
20297515
12
Duodecimal
696a2b7
16
Hexadecimal
135b72b
20
Vigesimal
66h3ff
36
Base36
c31nv
md5
c58beb3c0d2762114b1d52a7dd457c65
sha1
d7c75e96565e06fd9013b698a2a06eccaf6f0309
sha256
f1e31701c1322182b788584dd6a9e807da1091db9d2b43bb854f8a10298a4fa0
sha512
ff118c040a012a857250996ea23ba4c46309108b64d668771d80247f8d0fc5c61a1137055e4911db996aa4c649a14c8e7e7eef708b0a8d902176e5f1ed519a2e
ripemd-160
ac94a3c427a10e3e6abcbd6855f7d3e83be604a2
Diameter
40595030
Circumference
127533048.02026
Area
1.2943019775934E+15
Volume
3.5028151739644E+22
Surface area
5.1772079103738E+15
Circumference
127533048.02026
Perimeter
81190060
Area
411989115175225
Diagonal
28705020.995471
Surface area
2471934691051350
Volume
8.3623552451059E+21
Space diagonal
35156327.247391
Perimeter
60892545
Area
1.7839651991221E+14
Altitude
17578163.623696
Surface area
1.7839651991221E+14
Volume
9.8551301675087E+20
Height
9568340.3318238