19902399 is an odd 8-digits composite number following 19902398
and preceding 19902400 . In scientific notation, it is written as 1.9902399 × 10^7.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 12062040 positive integers (up to 19902399) that are relatively prime to 19902399.
19902399 has 4 divisors, whose sum is 20505536
The reverse of 19902399 is 99320991
Previous prime number is 33
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
nineteen million nine hundred two thousand three hundred ninety-nine
Scientific notation
1.9902399 × 10^7
Engineering notation
1.9902399 × 10^6
Prime Factorization
33 × 603103
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19902399
Product of the distinct prime numbers
The prime factorization of 19902399 is 33 × 603103.
Since it has a total of 2 prime factors.
4 , 4 , 24 , 79 , 671 , 707 , 5912 , 1986 , 36254 , 85435 , 579609 , 528113 , 4373467 , 2125759 , 23015843 , 97649527 , 915965441 , 619580183 , 5963042334 , 3083521241
n×2
39804798
n×3
59707197
n×4
79609596
n×5
99511995
n÷2
9951199.5
n÷3
6634133
n÷3
4975599.75
n÷5
3980479.8
n2
396105485955201
n3
7.8834494275693E+21
n4
1.5689955600381E+29
n5
3.1226775665106E+36
2 √n
4461.2104859556
3 √n
270.99949165448
4 √n
66.79229361203
5 √n
28.82578119355
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
-19902398
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 19902399 can be divided by 4 positive divisors.
The sum of these divisors (counting 19902399) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001011111010111110111111
3
Ternary
1101110010221220
4
Quaternary
1023322332333
5
Quinary
20043334044
6
Senary
1550324423
8
Octal
113727677
10
Decimal
19902399
12
Duodecimal
67b9713
16
Hexadecimal
12fafbf
20
Vigesimal
647fjj
36
Base36
buksf
md5
3dd19439e313891775b052e55eff1a7a
sha1
17997295acbd27e52f1aa5f30c23ba93840167d9
sha256
a6cde097d490bf517208296ccb3d3716dcd8d79f56a299a3def2597b55b6cf77
sha512
26ef435b35ac584ac05da94287d6540da011b8edd5d7afec572878f87a16307016622a9186f001634cdb925aff1c1c56666022ba476ae9e480114b63f9a5a62f
ripemd-160
0812d24b70f27678a5560243faf96a66ac84372b
Diameter
39804798
Circumference
125050460.97443
Area
1.2444020847235E+15
Volume
3.3022115742131E+22
Surface area
4.9776083388939E+15
Circumference
125050460.97443
Perimeter
79609596
Area
396105485955201
Diagonal
28146242.589561
Surface area
2376632915731206
Volume
7.8834494275693E+21
Space diagonal
34471966.260508
Perimeter
59707197
Area
1.7151870670779E+14
Altitude
17235983.130254
Surface area
1.7151870670779E+14
Volume
9.2907342489591E+20
Height
9382080.8631869