18889973 is an odd 8-digits prime number following 18889972
and preceding 18889974 . In scientific notation, it is written as 1.8889973 × 10^7.
The sum of its digits is 53. It has a total of 1 prime factors and 2 positive divisors.
There are 18889972 positive integers (up to 18889973) that are relatively prime to 18889973.
18889973 has 2 divisors, whose sum is 18889974
The reverse of 18889973 is 37998881
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 53 Digital Root 8
Name
eighteen million eight hundred eighty-nine thousand nine hundred seventy-three
Scientific notation
1.8889973 × 10^7
Engineering notation
1.8889973 × 10^6
Prime Factorization
18889973
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
18889973 Product of the distinct prime numbers
The prime factorization of 18889973 is 18889973.
Since it has a total of 1 prime factors.
7 , 3 , 47 , 68 , 162 , 356 , 8396 , 8990 , 54026 , 2702 , 534615 , 292021 , 3716603 , 9494085 , 97104892 , 95760002 , 918741406 , 751833435 , 2220479931 , 217496971
n×2
37779946
n×3
56669919
n×4
75559892
n×5
94449865
n÷2
9444986.5
n÷3
6296657.6666667
n÷3
4722493.25
n÷5
3777994.6
n2
356831079940729
n3
6.7405294656412E+21
n4
1.2732841961167E+29
n5
2.4052304085971E+36
2 √n4346.2596563022
3 √n266.32408629884
4 √n65.926168220989
5 √n28.526354007819
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
18889974 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
9444987 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
4346.2597713436 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999998941237 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18889973 can be divided by 2 positive divisors.
The sum of these divisors (counting 18889973) is 18889974, the average is 9444987.
Base
System
Value
2
Binary
1001000000011110011110101
3
Ternary
1022112201011122
4
Quaternary
1020003303311
5
Quinary
14313434343
6
Senary
1512513325
8
Octal
110036365
10
Decimal
18889973
12
Duodecimal
63ab845
16
Hexadecimal
1203cf5
20
Vigesimal
5i14id
36
Base36
b8vlh
md5
8c42c7755c5a9ce31beb2a332da02112
sha1
e44f03ef2191a2df5044e7e409c3471ad5fa93e7
sha256
d2800162fb247869f82405ebf50579d8c3c7e93e4501364a588155bf21b4e129
sha512
5931b4e1313da8974ee971b58d79cc77999e4b4a9a7801083b5f6164eb01e0c1f064965c1ff4d040b87b4ec394682b7c8057debdd6ece64e80ab0c8393457b77
ripemd-160
3cf5f94a5c5029b7c27fcd25a5802b92cc7f6692
Diameter
37779946
Circumference
118689200.80662
Area
1.1210178993143E+15
Volume
2.8234663800752E+22
Surface area
4.4840715972572E+15
Circumference
118689200.80662
Perimeter
75559892
Area
356831079940729
Diagonal
26714456.009462
Surface area
2140986479644374
Volume
6.7405294656412E+21
Space diagonal
32718392.989604
Perimeter
56669919
Area
1.5451239004425E+14
Altitude
16359196.494802
Surface area
1.5451239004425E+14
Volume
7.9437901565711E+20
Height
8904818.6698205