18962021 is an odd 8-digits composite number following 18962020
and preceding 18962022 . In scientific notation, it is written as 1.8962021 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 16359168 positive integers (up to 18962021) that are relatively prime to 18962021.
18962021 has 8 divisors, whose sum is 19180800
The reverse of 18962021 is 12026981
Previous prime number is 239
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
eighteen million nine hundred sixty-two thousand twenty-one
Scientific notation
1.8962021 × 10^7
Engineering notation
1.8962021 × 10^6
Prime Factorization
221 × 239 × 359
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18962021
Product of the distinct prime numbers
The prime factorization of 18962021 is 221 × 239 × 359.
Since it has a total of 3 prime factors.
5 , 9 , 72 , 28 , 17 , 465 , 2558 , 6576 , 29089 , 90539 , 684987 , 198895 , 5446620 , 2449312 , 66496580 , 64139297 , 611802026 , 707879296 , 9076476810 , 8142877943
n×2
37924042
n×3
56886063
n×4
75848084
n×5
94810105
n÷2
9481010.5
n÷3
6320673.6666667
n÷3
4740505.25
n÷5
3792404.2
n2
359558240404441
n3
6.8179509052721E+21
n4
1.2928212824274E+29
n5
2.4514504306635E+36
2 √n
4354.5402742425
3 √n
266.66225114216
4 √n
65.988940544932
5 √n
28.548081284228
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
-18962020
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 18962021 can be divided by 8 positive divisors.
The sum of these divisors (counting 18962021) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001000010101011001100101
3
Ternary
1022200101000002
4
Quaternary
1020111121211
5
Quinary
14323241041
6
Senary
1514231045
8
Octal
110253145
10
Decimal
18962021
12
Duodecimal
6425485
16
Hexadecimal
1215665
20
Vigesimal
5ia511
36
Base36
baf6t
md5
1923b43aded59e2e412587e5cb49f4ab
sha1
dcdd70d4cd6756d044e7b9152bc832bb8b7b1406
sha256
efbfa38b512d8f82951ececcdfc57c9bf89584983e44963e115188aacdfc5739
sha512
aca60edaa55718667e3e29e913c1f90e91cceb8cd98ee9c05145e925af5d2128b4fab4de080a9b0c04d6f782576a728a73b203f48ea1822c1b8c24b3e750f69b
ripemd-160
0a035b29966b29d857817f17ed3509ebd28a5ad7
Diameter
37924042
Circumference
119141891.74163
Area
1.1295855265923E+15
Volume
2.8558965968718E+22
Surface area
4.5183421063691E+15
Circumference
119141891.74163
Perimeter
75848084
Area
359558240404441
Diagonal
26816347.268203
Surface area
2157349442426646
Volume
6.8179509052721E+21
Space diagonal
32843183.786188
Perimeter
56886063
Area
1.5569328516514E+14
Altitude
16421591.893094
Surface area
1.5569328516514E+14
Volume
8.0350321981914E+20
Height
8938782.4227345