18996211 is an odd 8-digits composite number following 18996210
and preceding 18996212 . In scientific notation, it is written as 1.8996211 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 16968960 positive integers (up to 18996211) that are relatively prime to 18996211.
18996211 has 8 divisors, whose sum is 21117824
The reverse of 18996211 is 11269981
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
eighteen million nine hundred ninety-six thousand two hundred eleven
Scientific notation
1.8996211 × 10^7
Engineering notation
1.8996211 × 10^6
Prime Factorization
13 × 31 × 47137
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18996211
Product of the distinct prime numbers
The prime factorization of 18996211 is 13 × 31 × 47137.
Since it has a total of 3 prime factors.
5 , 1 , 12 , 52 , 663 , 713 , 7971 , 6223 , 31127 , 29700 , 984477 , 698318 , 6750778 , 5173493 , 23037374 , 42921707 , 445447132 , 119020086 , 5854633598 , 5132892992
n×2
37992422
n×3
56988633
n×4
75984844
n×5
94981055
n÷2
9498105.5
n÷3
6332070.3333333
n÷3
4749052.75
n÷5
3799242.2
n2
360856032356521
n3
6.8548973312673E+21
n4
1.3021707608809E+29
n5
2.4736310531724E+36
2 √n
4358.4642937622
3 √n
266.82242584411
4 √n
66.018666252524
5 √n
28.558368749848
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
-18996210
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 18996211 can be divided by 8 positive divisors.
The sum of these divisors (counting 18996211) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001000011101101111110011
3
Ternary
1022202002220101
4
Quaternary
1020131233303
5
Quinary
14330334321
6
Senary
1515053231
8
Octal
110355763
10
Decimal
18996211
12
Duodecimal
6441217
16
Hexadecimal
121dbf3
20
Vigesimal
5ieaab
36
Base36
bb5kj
md5
33526e6cffb44c4c862a35c72a355e41
sha1
fb930c167051143c264c0d3b64797aba08515742
sha256
cbda493d552fb9caef10b5568e88ae9120eda2c7602c664fca6c3de6421f9714
sha512
d34018b7e7e76a14aa07ded7d1248b6454236c907d5f3bab7bdfc168ad60188e4c105167c29011fde4a57ac3e22a4d674b18b16528fcc54727f4d8c282b710c7
ripemd-160
4cd5c5bd6e4bf07dbbb7f7aedab5d352cfb9def9
Diameter
37992422
Circumference
119356713.84728
Area
1.1336626602548E+15
Volume
2.8713726796029E+22
Surface area
4.5346506410192E+15
Circumference
119356713.84728
Perimeter
75984844
Area
360856032356521
Diagonal
26864699.229901
Surface area
2165136194139126
Volume
6.8548973312673E+21
Space diagonal
32902402.603299
Perimeter
56988633
Area
1.562552455648E+14
Altitude
16451201.301649
Surface area
1.562552455648E+14
Volume
8.0785739787945E+20
Height
8954899.7433003