18992091 is an odd 8-digits composite number following 18992090
and preceding 18992092 . In scientific notation, it is written as 1.8992091 × 10^7.
The sum of its digits is 39. It has a total of 2 prime factors and 4 positive divisors.
There are 12661392 positive integers (up to 18992091) that are relatively prime to 18992091.
18992091 has 4 divisors, whose sum is 25322792
The reverse of 18992091 is 19029981
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
eighteen million nine hundred ninety-two thousand ninety-one
Scientific notation
1.8992091 × 10^7
Engineering notation
1.8992091 × 10^6
Prime Factorization
3 × 6330697
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18992091
Product of the distinct prime numbers
The prime factorization of 18992091 is 3 × 6330697.
Since it has a total of 2 prime factors.
8 , 5 , 50 , 5 , 551 , 114 , 6567 , 102 , 96441 , 78672 , 398448 , 167711 , 3604446 , 9292733 , 73022578 , 84096848 , 884490657 , 166458088 , 6101352914 , 5630025594
n×2
37984182
n×3
56976273
n×4
75968364
n×5
94960455
n÷2
9496045.5
n÷3
6330697
n÷3
4748022.75
n÷5
3798418.2
n2
360699520552281
n3
6.8504381179853E+21
n4
1.3010414412665E+29
n5
2.4709497447304E+36
2 √n
4357.9916245904
3 √n
266.80313449036
4 √n
66.015086340854
5 √n
28.557129863966
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18992090
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18992091 can be divided by 4 positive divisors.
The sum of these divisors (counting 18992091) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001000011100101111011011
3
Ternary
1022201220020210
4
Quaternary
1020130233123
5
Quinary
14330221331
6
Senary
1515022203
8
Octal
110345733
10
Decimal
18992091
12
Duodecimal
643a963
16
Hexadecimal
121cbdb
20
Vigesimal
5ie04b
36
Base36
bb2e3
md5
d1462622fac9286c0e9273944c8a5122
sha1
db0bb589452dc6aa08b4c7631d36fbfe28ee7698
sha256
693def461e728e16b9e9daaed58b6681a5d4fe80c55c4305f0b5d89c7c0f8edd
sha512
396c2e2b9e2769f592614e81615e505f981829cd8126663221cee8e149bdd64ba4ae33acd100e91d1d5f3dbd840dc9b22b09e3a64bcbecc13d683c861018b8b5
ripemd-160
153a901bcaaaa9fc524e27be71b81a65f5693eac
Diameter
37984182
Circumference
119330827.12382
Area
1.1331709639204E+15
Volume
2.8695048087112E+22
Surface area
4.5326838556816E+15
Circumference
119330827.12382
Perimeter
75968364
Area
360699520552281
Diagonal
26858872.670024
Surface area
2164197123313686
Volume
6.8504381179853E+21
Space diagonal
32895266.553972
Perimeter
56976273
Area
1.5618747396557E+14
Altitude
16447633.276986
Surface area
1.5618747396557E+14
Volume
8.0733187455437E+20
Height
8952957.5566747