18720797 is an odd 8-digits prime number following 18720796
and preceding 18720798 . In scientific notation, it is written as 1.8720797 × 10^7.
The sum of its digits is 41. It has a total of 1 prime factors and 2 positive divisors.
There are 18720796 positive integers (up to 18720797) that are relatively prime to 18720797.
18720797 has 2 divisors, whose sum is 18720798
The reverse of 18720797 is 79702781
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
eighteen million seven hundred twenty thousand seven hundred ninety-seven
Scientific notation
1.8720797 × 10^7
Engineering notation
1.8720797 × 10^6
Prime Factorization
18720797
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
18720797
Product of the distinct prime numbers
The prime factorization of 18720797 is 18720797.
Since it has a total of 1 prime factors.
9 , 8 , 54 , 86 , 758 , 547 , 340 , 8929 , 85574 , 23785 , 838214 , 313625 , 7416101 , 1730368 , 4584650 , 58576973 , 826982710 , 19207280 , 2718448575 , 9746345597
n×2
37441594
n×3
56162391
n×4
74883188
n×5
93603985
n÷2
9360398.5
n÷3
6240265.6666667
n÷3
4680199.25
n÷5
3744159.4
n2
350468240315209
n3
6.5610447818882E+21
n4
1.2282798746964E+29
n5
2.2994378193377E+36
2 √n
4326.7536329216
3 √n
265.52664699216
4 √n
65.778063462841
5 √n
28.475074355313
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
18720798
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
9360399
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4326.7537484816
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999998931669
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18720797 can be divided by 2 positive divisors.
The sum of these divisors (counting 18720797) is 18720798, the average is 9360399.
Base
System
Value
2
Binary
1000111011010100000011101
3
Ternary
1022020010002212
4
Quaternary
1013122200131
5
Quinary
14243031142
6
Senary
1505130205
8
Octal
107324035
10
Decimal
18720797
12
Duodecimal
6329965
16
Hexadecimal
11da81d
20
Vigesimal
5h01jh
36
Base36
b5925
md5
8f19f95b2522c914712e742df6ef6dc4
sha1
60aca07747effe56e7c5767adaba538217618814
sha256
0705acf38bc3482f2cc7304e546e7c6ad32b9da33a7c74e1bd0f2d12840504c7
sha512
0658bd5006d10e929196f7233e4e400911ba6a4d17ac096418690960797b871ba375fcd64ea82448358661acfb16851bb650e8558ceb883abf72374163e0ba13
ripemd-160
76187c2743c7e9fa23479c21526fcc1857fe62fc
Diameter
37441594
Circumference
117626236.64909
Area
1.1010284490908E+15
Volume
2.7482840115538E+22
Surface area
4.4041137963632E+15
Circumference
117626236.64909
Perimeter
74883188
Area
350468240315209
Diagonal
26475205.015834
Surface area
2102809441891254
Volume
6.5610447818882E+21
Space diagonal
32425371.562183
Perimeter
56162391
Area
1.517571996663E+14
Altitude
16212685.781092
Surface area
1.517571996663E+14
Volume
7.7322654282363E+20
Height
8825068.3386112