18989837 is an odd 8-digits prime number following 18989836
and preceding 18989838 . In scientific notation, it is written as 1.8989837 × 10^7.
The sum of its digits is 53. It has a total of 1 prime factors and 2 positive divisors.
There are 18989836 positive integers (up to 18989837) that are relatively prime to 18989837.
18989837 has 2 divisors, whose sum is 18989838
The reverse of 18989837 is 73898981
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 53 Digital Root 8
Name
eighteen million nine hundred eighty-nine thousand eight hundred thirty-seven
Scientific notation
1.8989837 × 10^7
Engineering notation
1.8989837 × 10^6
Prime Factorization
18989837
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
18989837 Product of the distinct prime numbers
The prime factorization of 18989837 is 18989837.
Since it has a total of 1 prime factors.
8 , 9 , 75 , 14 , 160 , 532 , 9432 , 9141 , 93935 , 13846 , 651036 , 520667 , 6599422 , 5953207 , 80898315 , 78487975 , 95482008 , 744814098 , 7744796482 , 5267355889
n×2
37979674
n×3
56969511
n×4
75959348
n×5
94949185
n÷2
9494918.5
n÷3
6329945.6666667
n÷3
4747459.25
n÷5
3797967.4
n2
360613909286569
n3
6.8479993572847E+21
n4
1.3004239157094E+29
n5
2.4694838190224E+36
2 √n4357.7330115554
3 √n266.7925792535
4 √n66.013127569866
5 √n28.556451994145
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
18989838 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
9494919 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
4357.733126294 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999998946805 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18989837 can be divided by 2 positive divisors.
The sum of these divisors (counting 18989837) is 18989838, the average is 9494919.
Base
System
Value
2
Binary
1001000011100001100001101
3
Ternary
1022201210011022
4
Quaternary
1020130030031
5
Quinary
14330133322
6
Senary
1515003525
8
Octal
110341415
10
Decimal
18989837
12
Duodecimal
64395a5
16
Hexadecimal
121c30d
20
Vigesimal
5idebh
36
Base36
bb0nh
md5
59e557f24fd2d495cd473c0a9273d115
sha1
b9cf75a64e45606182145bc0768c00c55701a845
sha256
3366d5b5966c6724df9eccb88c1577130d33827a413981d5eb1ec44baf1b05a0
sha512
0d29502371a654a4b5594a2fdc215e6eb8b45043ea8e00d49c0d32bb1901db1a8bca59366162a773f81a6d282c40cf99a4c343d7ba0b33c4a7a6087ca15f5273
ripemd-160
91b1d5a946fcd48c2b48c8b0a46b9fe2eacf7520
Diameter
37979674
Circumference
119316664.82414
Area
1.132902008197E+15
Volume
2.8684832630178E+22
Surface area
4.5316080327879E+15
Circumference
119316664.82414
Perimeter
75959348
Area
360613909286569
Diagonal
26855685.032654
Surface area
2163683455719414
Volume
6.8479993572847E+21
Space diagonal
32891362.511451
Perimeter
56969511
Area
1.5615040320009E+14
Altitude
16445681.255726
Surface area
1.5615040320009E+14
Volume
8.0704446384953E+20
Height
8951895.0108848