18996427 is an odd 8-digits composite number following 18996426
and preceding 18996428 . In scientific notation, it is written as 1.8996427 × 10^7.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 18701760 positive integers (up to 18996427) that are relatively prime to 18996427.
18996427 has 8 divisors, whose sum is 19293120
The reverse of 18996427 is 72469981
Previous prime number is 461
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
eighteen million nine hundred ninety-six thousand four hundred twenty-seven
Scientific notation
1.8996427 × 10^7
Engineering notation
1.8996427 × 10^6
Prime Factorization
89 × 461 × 463
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18996427
Product of the distinct prime numbers
The prime factorization of 18996427 is 89 × 461 × 463.
Since it has a total of 3 prime factors.
4 , 5 , 7 , 82 , 988 , 10 , 1387 , 3046 , 25716 , 49561 , 155126 , 153920 , 2884173 , 1576260 , 49811220 , 53197280 , 663224612 , 961372146 , 4916148929 , 8512115706
n×2
37992854
n×3
56989281
n×4
75985708
n×5
94982135
n÷2
9498213.5
n÷3
6332142.3333333
n÷3
4749106.75
n÷5
3799285.4
n2
360864238766329
n3
6.8551311686351E+21
n4
1.302229988204E+29
n5
2.4737716908129E+36
2 √n
4358.4890730619
3 √n
266.82343715852
4 √n
66.018853921148
5 √n
28.558433695216
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
-18996426
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 18996427 can be divided by 8 positive divisors.
The sum of these divisors (counting 18996427) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001000011101110011001011
3
Ternary
1022202010012101
4
Quaternary
1020131303023
5
Quinary
14330341202
6
Senary
1515054231
8
Octal
110356313
10
Decimal
18996427
12
Duodecimal
6441377
16
Hexadecimal
121dccb
20
Vigesimal
5ieb17
36
Base36
bb5qj
md5
28fec5ca18e632d9828978fd7cf01f56
sha1
e49a19dbf6d2297c84d753661421806e4e419f2e
sha256
21b5015d8ae5bf02c3eb5fc2f4465a444a2d3248a2d4c65de6959ee6e0142734
sha512
8c394c0bf6930fbb41dd08e49b3d29451b37e5f771191adba01fd139a26a7b4ecaf427fa8b5a0e9339ef6bb41e3e3b12e7bb2b6f9cba1b6bedfd785ca87c6fee
ripemd-160
537d7ce6ec8ca8c64c4e2e356488190c26a5e49a
Diameter
37992854
Circumference
119358071.01531
Area
1.1336884414516E+15
Volume
2.8714706291705E+22
Surface area
4.5347537658063E+15
Circumference
119358071.01531
Perimeter
75985708
Area
360864238766329
Diagonal
26865004.70003
Surface area
2165185432597974
Volume
6.8551311686351E+21
Space diagonal
32902776.726273
Perimeter
56989281
Area
1.5625879904449E+14
Altitude
16451388.363137
Surface area
1.5625879904449E+14
Volume
8.0788495587753E+20
Height
8955001.5666768