19990975 is an odd 8-digits composite number following 19990974
and preceding 19990976 . In scientific notation, it is written as 1.9990975 × 10^7.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 15951200 positive integers (up to 19990975) that are relatively prime to 19990975.
19990975 has 8 divisors, whose sum is 20844720
The reverse of 19990975 is 57909991
Previous prime number is 509
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
nineteen million nine hundred ninety thousand nine hundred seventy-five
Scientific notation
1.9990975 × 10^7
Engineering notation
1.9990975 × 10^6
Prime Factorization
25 × 509 × 1571
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19990975
Product of the distinct prime numbers
The prime factorization of 19990975 is 25 × 509 × 1571.
Since it has a total of 3 prime factors.
9 , 6 , 79 , 59 , 852 , 707 , 1696 , 7085 , 9518 , 70006 , 579316 , 253928 , 2400447 , 5423610 , 10370322 , 65789823 , 668031207 , 781279905 , 7602984347 , 9654649032
n×2
39981950
n×3
59972925
n×4
79963900
n×5
99954875
n÷2
9995487.5
n÷3
6663658.3333333
n÷3
4997743.75
n÷5
3998195
n2
399639081450625
n3
7.9891748863024E+21
n4
1.597113954227E+29
n5
3.1927865131103E+36
2 √n
4471.1268154683
3 √n
271.40092615155
4 √n
66.866484994116
5 √n
28.851393574652
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
-19990974
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 19990975 can be divided by 8 positive divisors.
The sum of these divisors (counting 19990975) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100010000100110111111
3
Ternary
1101121122110111
4
Quaternary
1030100212333
5
Quinary
20104202400
6
Senary
1552250451
8
Octal
114204677
10
Decimal
19990975
12
Duodecimal
6840a27
16
Hexadecimal
13109bf
20
Vigesimal
64ih8f
36
Base36
bwh4v
md5
cd2e372ce546ba72d716d9f323837ec0
sha1
986ea82856810ad33a707d841432189e905ea651
sha256
1bc8bf0db06df692c59eb710248171e01beac5a93e03cc84b5e3028118e1508e
sha512
b7bee515f3f070d6d95b2bb4c93fdbd78140a7789274d7cb9f9c76ca32e41089123f750f6fe3f82f36d3a65cb9e930a8fd3ba556bf3835685bf3f601b56f6b59
ripemd-160
3337a7c181fb0d9db57d6ba9eb3a3dbb0e264baa
Diameter
39981950
Circumference
125607000.39619
Area
1.2555032023727E+15
Volume
3.3464977508069E+22
Surface area
5.0220128094906E+15
Circumference
125607000.39619
Perimeter
79963900
Area
399639081450625
Diagonal
28271507.970061
Surface area
2397834488703750
Volume
7.9891748863024E+21
Space diagonal
34625384.392839
Perimeter
59972925
Area
1.7304879844066E+14
Altitude
17312692.19642
Surface area
1.7304879844066E+14
Volume
9.4153328969828E+20
Height
9423835.9900205