19909972 is an even 8-digits composite number following 19909971
and preceding 19909973 . In scientific notation, it is written as 1.9909972 × 10^7.
The sum of its digits is 46. It has a total of 3 prime factors and 6 positive divisors.
There are 9954984 positive integers (up to 19909972) that are relatively prime to 19909972.
19909972 has 6 divisors, whose sum is 34842458
The reverse of 19909972 is 27990991
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 46
Digital Root 1
Name
nineteen million nine hundred nine thousand nine hundred seventy-two
Scientific notation
1.9909972 × 10^7
Engineering notation
1.9909972 × 10^6
Prime Factorization
2 × 2 × 4977493
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
9954986
Product of the distinct prime numbers
The prime factorization of 19909972 is 2 × 2 × 4977493.
Since it has a total of 3 prime factors.
2 , 1 , 64 , 16 , 844 , 191 , 9734 , 4495 , 5188 , 13749 , 336806 , 177367 , 1945193 , 8574565 , 81828058 , 51159682 , 67999239 , 183686794 , 5941647518 , 8258866199
n×2
39819944
n×3
59729916
n×4
79639888
n×5
99549860
n÷2
9954986
n÷3
6636657.3333333
n÷3
4977493
n÷5
3981994.4
n2
396406985040784
n3
7.8924519727664E+21
n4
1.5713849778912E+29
n5
3.1286230911035E+36
2 √n
4462.0591659009
3 √n
271.03385968725
4 √n
66.79864643764
5 √n
28.827974541428
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19909971
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19909972 can be divided by 6 positive divisors.
The sum of these divisors (counting 19909972) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001011111100110101010100
3
Ternary
1101110112100101
4
Quaternary
1023330311110
5
Quinary
20044104342
6
Senary
1550423444
8
Octal
113746524
10
Decimal
19909972
12
Duodecimal
6801b84
16
Hexadecimal
12fcd54
20
Vigesimal
648eic
36
Base36
buqms
md5
9f2b1eba8333d6504d4eaaa7431e3354
sha1
119754c855ae252781f39c57740fb8e4311e0d03
sha256
712f06451874695e1939de059f1a9ade052bb4db1c582ad35c29fd8e86feac1c
sha512
fc9f528e459c003baae3c0190934fe5ced9547f60442ba956c61426f9007c3d270dd8fd771f69197bb53db80bc36891e36ec71cb4ea12ae5725a007f766b1b15
ripemd-160
6082e00fe3bde2bdd39feb0a8bede192c048aeed
Diameter
39819944
Circumference
125098043.53676
Area
1.2453492720358E+15
Volume
3.3059825515271E+22
Surface area
4.9813970881432E+15
Circumference
125098043.53676
Perimeter
79639888
Area
396406985040784
Diagonal
28156952.428869
Surface area
2378441910244704
Volume
7.8924519727664E+21
Space diagonal
34485083.081274
Perimeter
59729916
Area
1.7164925964146E+14
Altitude
17242541.540637
Surface area
1.7164925964146E+14
Volume
9.3013438502205E+20
Height
9385650.8096229