18921373 is an odd 8-digits prime number following 18921372
and preceding 18921374 . In scientific notation, it is written as 1.8921373 × 10^7.
The sum of its digits is 34. It has a total of 1 prime factors and 2 positive divisors.
There are 18921372 positive integers (up to 18921373) that are relatively prime to 18921373.
18921373 has 2 divisors, whose sum is 18921374
The reverse of 18921373 is 37312981
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 34 Digital Root 7
Name
eighteen million nine hundred twenty-one thousand three hundred seventy-three
Scientific notation
1.8921373 × 10^7
Engineering notation
1.8921373 × 10^6
Prime Factorization
18921373
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
18921373 Product of the distinct prime numbers
The prime factorization of 18921373 is 18921373.
Since it has a total of 1 prime factors.
5 , 7 , 42 , 42 , 251 , 636 , 7988 , 7754 , 10594 , 48059 , 576451 , 169502 , 4708609 , 6121069 , 22103109 , 63939010 , 413059893 , 615698449 , 2674549179 , 8471078050
n×2
37842746
n×3
56764119
n×4
75685492
n×5
94606865
n÷2
9460686.5
n÷3
6307124.3333333
n÷3
4730343.25
n÷5
3784274.6
n2
358018356205129
n3
6.7741988586041E+21
n4
1.2817714337982E+29
n5
2.4252875399641E+36
2 √n4349.8704578412
3 √n266.47157101641
4 √n65.953547727482
5 √n28.535831337799
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
18921374 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
9460687 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
4349.8705727872 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999998942994 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18921373 can be divided by 2 positive divisors.
The sum of these divisors (counting 18921373) is 18921374, the average is 9460687.
Base
System
Value
2
Binary
1001000001011011110011101
3
Ternary
1022121022020121
4
Quaternary
1020023132131
5
Quinary
14320440443
6
Senary
1513314541
8
Octal
110133635
10
Decimal
18921373
12
Duodecimal
6405a51
16
Hexadecimal
120b79d
20
Vigesimal
5i538d
36
Base36
b9jtp
md5
9f10e3aa6a1a799a98897e38cb331368
sha1
db311dd54890c5c1492562f09d65070bc40c4c06
sha256
2174b31ebda78f280ef6f67e47b0642f1402628ed5d07c059d5301c3a071edc5
sha512
a3ba68ddba31c94e634ec9ab8b6c31ba612ddf5be559c62c3d5e9b7dcfe8f403f6b214fb2d109ad341cbb57fc4069f0ea3779b1d7008d0fd772fe173fc82c870
ripemd-160
094e993d6d1e8d607c19a6dfd7315b14a3a3a3cc
Diameter
37842746
Circumference
118886492.82526
Area
1.1247478377043E+15
Volume
2.8375697824196E+22
Surface area
4.4989913508173E+15
Circumference
118886492.82526
Perimeter
75685492
Area
358018356205129
Diagonal
26758862.31532
Surface area
2148110137230774
Volume
6.7741988586041E+21
Space diagonal
32772779.384962
Perimeter
56764119
Area
1.5502649574739E+14
Altitude
16386389.692481
Surface area
1.5502649574739E+14
Volume
7.9834699167086E+20
Height
8919620.7717734