18389953 is an odd 8-digits prime number following 18389952
and preceding 18389954 . In scientific notation, it is written as 1.8389953 × 10^7.
The sum of its digits is 46. It has a total of 1 prime factors and 2 positive divisors.
There are 18389952 positive integers (up to 18389953) that are relatively prime to 18389953.
18389953 has 2 divisors, whose sum is 18389954
The reverse of 18389953 is 35998381
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 46 Digital Root 1
Name
eighteen million three hundred eighty-nine thousand nine hundred fifty-three
Scientific notation
1.8389953 × 10^7
Engineering notation
1.8389953 × 10^6
Prime Factorization
18389953
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
18389953 Product of the distinct prime numbers
The prime factorization of 18389953 is 18389953.
Since it has a total of 1 prime factors.
9 , 9 , 78 , 14 , 956 , 559 , 9875 , 136 , 7716 , 52239 , 663999 , 942225 , 7493368 , 3566424 , 53131865 , 31412620 , 237312005 , 460851096 , 7255119000 , 4643753251
n×2
36779906
n×3
55169859
n×4
73559812
n×5
91949765
n÷2
9194976.5
n÷3
6129984.3333333
n÷3
4597488.25
n÷5
3677990.6
n2
338190371342209
n3
6.2193050340358E+21
n4
1.1437272726858E+29
n5
2.103309078951E+36
2 √n4288.3508485197
3 √n263.9531645183
4 √n65.485501055728
5 √n28.373709885229
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
18389954 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
9194977 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
4288.3509651147 Returns the nth root of the product of n divisors
H Harmonic Mean
1.999999891245 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18389953 can be divided by 2 positive divisors.
The sum of these divisors (counting 18389953) is 18389954, the average is 9194977.
Base
System
Value
2
Binary
1000110001001101111000001
3
Ternary
1021121022021101
4
Quaternary
1012021233001
5
Quinary
14201434303
6
Senary
1454054401
8
Octal
106115701
10
Decimal
18389953
12
Duodecimal
61aa401
16
Hexadecimal
1189bc1
20
Vigesimal
5eiehd
36
Base36
ay5s1
md5
22020cd806b9ab8cd0ea74e6fec03818
sha1
d7d7edf715ab005baa33e2c1a56832276d90d112
sha256
c730499dc53afc67c67db2e16cc4179b36d53f14d229d62a88507f60e14c6f7a
sha512
67441baea9bec2d5f0ff7e6b4a5b57542700c2f321271c049c85b5d7fc8995715b2752d55e504db2200291259fac3edabea91632e1b93ef8f1135361588e27ca
ripemd-160
81f55f9ddd22e8b1c04775f3f7d0b92c0bb98bf8
Diameter
36779906
Circumference
115547482.48932
Area
1.0624563861235E+15
Volume
2.6051364007148E+22
Surface area
4.249825544494E+15
Circumference
115547482.48932
Perimeter
73559812
Area
338190371342209
Diagonal
26007320.944004
Surface area
2029142228053254
Volume
6.2193050340358E+21
Space diagonal
31852332.944804
Perimeter
55169859
Area
1.4644072644882E+14
Altitude
15926166.472402
Surface area
1.4644072644882E+14
Volume
7.3295212730572E+20
Height
8669106.9813346