18993417 is an odd 8-digits composite number following 18993416
and preceding 18993418 . In scientific notation, it is written as 1.8993417 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 12501840 positive integers (up to 18993417) that are relatively prime to 18993417.
18993417 has 8 divisors, whose sum is 25645440
The reverse of 18993417 is 71439981
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
eighteen million nine hundred ninety-three thousand four hundred seventeen
Scientific notation
1.8993417 × 10^7
Engineering notation
1.8993417 × 10^6
Prime Factorization
3 × 79 × 80141
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18993417
Product of the distinct prime numbers
The prime factorization of 18993417 is 3 × 79 × 80141.
Since it has a total of 3 prime factors.
8 , 5 , 57 , 5 , 193 , 541 , 8958 , 7650 , 48100 , 33170 , 658190 , 492020 , 9156050 , 3766863 , 5546400 , 14861546 , 41535530 , 597457373 , 1630077481 , 3721642051
n×2
37986834
n×3
56980251
n×4
75973668
n×5
94967085
n÷2
9496708.5
n÷3
6331139
n÷3
4748354.25
n÷5
3798683.4
n2
360749889335889
n3
6.8518730808604E+21
n4
1.3014048265586E+29
n5
2.4718124556639E+36
2 √n
4358.1437562338
3 √n
266.809343614
4 √n
66.016238579866
5 √n
28.557528616233
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18993416
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18993417 can be divided by 8 positive divisors.
The sum of these divisors (counting 18993417) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001000011101000100001001
3
Ternary
1022201222001220
4
Quaternary
1020131010021
5
Quinary
14330242132
6
Senary
1515032253
8
Octal
110350411
10
Decimal
18993417
12
Duodecimal
643b689
16
Hexadecimal
121d109
20
Vigesimal
5ie3ah
36
Base36
bb3ex
md5
24d369cc6780c0923bb93e748d88e1ac
sha1
5ee2af1beccfdb8d1a9c3f9a25f51311ddca5aba
sha256
90170730dea477cc27632184d4729b039a684fb0306e0172d20519c5bb447998
sha512
f341b7d7249b7db9828b6992e3bfad1857429dd5d573635918f97cc7e4f46e15dd130b94e969394e6c244f0c08fc4a9d35c07ac1b0ef528a6ab1794a916a016c
ripemd-160
d9ec15d21e54d293e7c2fcba38f92f8284f0a5e3
Diameter
37986834
Circumference
119339158.62753
Area
1.133329202121E+15
Volume
2.8701058845548E+22
Surface area
4.5333168084838E+15
Circumference
119339158.62753
Perimeter
75973668
Area
360749889335889
Diagonal
26860747.917208
Surface area
2164499336015334
Volume
6.8518730808604E+21
Space diagonal
32897563.253342
Perimeter
56980251
Area
1.5620928428865E+14
Altitude
16448781.626671
Surface area
1.5620928428865E+14
Volume
8.0750098655099E+20
Height
8953582.6390692