19997210 is an even 8-digits composite number following 19997209
and preceding 19997211 . In scientific notation, it is written as 1.9997210 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 7998880 positive integers (up to 19997210) that are relatively prime to 19997210.
19997210 has 8 divisors, whose sum is 35994996
The reverse of 19997210 is 01279991
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
nineteen million nine hundred ninety-seven thousand two hundred ten
Scientific notation
1.9997210 × 10^7
Engineering notation
1.9997210 × 10^6
Prime Factorization
2 × 5 × 1999721
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19997210
Product of the distinct prime numbers
The prime factorization of 19997210 is 2 × 5 × 1999721.
Since it has a total of 3 prime factors.
7 , 1 , 81 , 66 , 721 , 42 , 6687 , 5340 , 30870 , 12841 , 423940 , 382221 , 8325346 , 2990865 , 37222901 , 59601556 , 786626050 , 344842892 , 74246342 , 2627289129
n×2
39994420
n×3
59991630
n×4
79988840
n×5
99986050
n÷2
9998605
n÷3
6665736.6666667
n÷3
4999302.5
n÷5
3999442
n2
399888407784100
n3
7.9966524670243E+21
n4
1.599107386801E+29
n5
3.1977686226411E+36
2 √n
4471.8240126373
3 √n
271.4291390306
4 √n
66.871698143814
5 √n
28.853193046673
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
-19997209
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 19997210 can be divided by 8 positive divisors.
The sum of these divisors (counting 19997210) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100010010001000011010
3
Ternary
1101121222000102
4
Quaternary
1030102020122
5
Quinary
20104402320
6
Senary
1552335402
8
Octal
114221032
10
Decimal
19997210
12
Duodecimal
6844562
16
Hexadecimal
131221a
20
Vigesimal
64jd0a
36
Base36
bwly2
md5
7c47ac770d1f8bc9a8e5340ef96f515a
sha1
ed279f9536ee523fac22409c2a46df63100debbc
sha256
66beaea0bcd5fbd393151f70d31d27b9471dc2e3ba8235f54cf2c19d0606a2cc
sha512
0452da2ff2abe85f6630a131cf607d801167abac11b3db34823236a9077d7a58a073446fb7a10f15b408a182e554a5aa0f24b5c119389b2319df169d73ec9fda
ripemd-160
aeb1a34e690f9e89fe617a684414eb3edcb462e0
Diameter
39994420
Circumference
125646176.05658
Area
1.2562864841502E+15
Volume
3.3496299524952E+22
Surface area
5.025145936601E+15
Circumference
125646176.05658
Perimeter
79988840
Area
399888407784100
Diagonal
28280325.591623
Surface area
2399330446704600
Volume
7.9966524670243E+21
Space diagonal
34636183.729624
Perimeter
59991630
Area
1.7315675990997E+14
Altitude
17318091.864812
Surface area
1.7315675990997E+14
Volume
9.424145310375E+20
Height
9426775.1972076