19872008 is an even 8-digits composite number following 19872007
and preceding 19872009 . In scientific notation, it is written as 1.9872008 × 10^7.
The sum of its digits is 35. It has a total of 6 prime factors and 32 positive divisors.
There are 9082368 positive integers (up to 19872008) that are relatively prime to 19872008.
19872008 has 32 divisors, whose sum is 40517400
The reverse of 19872008 is 80027891
Previous prime number is 109
Is Prime? no
Number parity even
Number length 8
Sum of Digits 35
Digital Root 8
Name
nineteen million eight hundred seventy-two thousand eight
Scientific notation
1.9872008 × 10^7
Engineering notation
1.9872008 × 10^6
Prime Factorization
2 × 2 × 2 × 13 × 109 × 1753
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
4968002
Product of the distinct prime numbers
The prime factorization of 19872008 is 2 × 2 × 2 × 13 × 109 × 1753.
Since it has a total of 6 prime factors.
2 , 1 , 17 , 47 , 993 , 756 , 6305 , 8981 , 17378 , 13749 , 93000 , 776620 , 910957 , 5300092 , 57058728 , 15404777 , 35267216 , 236408298 , 6799642712 , 7165674326
n×2
39744016
n×3
59616024
n×4
79488032
n×5
99360040
n÷2
9936004
n÷3
6624002.6666667
n÷3
4968002
n÷5
3974401.6
n2
394896701952064
n3
7.847390420365E+21
n4
1.5594340521262E+29
n5
3.0989085959324E+36
2 √n
4457.8030463447
3 √n
270.86148247592
4 √n
66.766781009306
5 √n
28.816972407277
1 , 2 , 4 , 8 , 13 , 26 , 52 , 104 , 109 , 218 , 436 , 872 , 1417 , 1753 , 2834 , 3506 , 5668 , 7012 , 11336 , 14024 , 22789 , 45578 , 91156 , 182312 , 191077 , 382154 , 764308 , 1528616 , 2484001 , 4968002 , 9936004 , 19872008
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19872007
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19872008 can be divided by 32 positive divisors.
The sum of these divisors (counting 19872008) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001011110011100100001000
3
Ternary
1101101121021022
4
Quaternary
1023303210020
5
Quinary
20041401013
6
Senary
1545532012
8
Octal
113634410
10
Decimal
19872008
12
Duodecimal
67a4008
16
Hexadecimal
12f3908
20
Vigesimal
644008
36
Base36
btxc8
md5
d3e8df13406714744cec5d9feb5cd8c1
sha1
732fc23fc2715017e9265caae777a5ca46b12d8d
sha256
92516922fb8907bb7e364cff08c56d4c54219835369419f4650e7e12793077cb
sha512
f70a4c6e9a7d7294a380a635d4069a8293c567cd1480bf36a679607981eab5e434323122917b713c30c76bf0f7232384518f634613b7a964991fb7121aa49b56
ripemd-160
a6316ba35c1d3da2ed894990410443c89b5460e6
Diameter
39744016
Circumference
124859508.68976
Area
1.2406045777794E+15
Volume
3.287107212596E+22
Surface area
4.9624183111178E+15
Circumference
124859508.68976
Perimeter
79488032
Area
394896701952064
Diagonal
28103263.225187
Surface area
2369380211712384
Volume
7.847390420365E+21
Space diagonal
34419327.504415
Perimeter
59616024
Area
1.7099528788059E+14
Altitude
17209663.752208
Surface area
1.7099528788059E+14
Volume
9.2482383014308E+20
Height
9367754.4083955