19091908 is an even 8-digits composite number following 19091907
and preceding 19091909 . In scientific notation, it is written as 1.9091908 × 10^7.
The sum of its digits is 37. It has a total of 4 prime factors and 12 positive divisors.
There are 8397600 positive integers (up to 19091908) that are relatively prime to 19091908.
19091908 has 12 divisors, whose sum is 33511212
The reverse of 19091908 is 80919091
Previous prime number is 341
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
nineteen million ninety-one thousand nine hundred eight
Scientific notation
1.9091908 × 10^7
Engineering notation
1.9091908 × 10^6
Prime Factorization
2 × 2 × 341 × 13997
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
9545954
Product of the distinct prime numbers
The prime factorization of 19091908 is 2 × 2 × 341 × 13997.
Since it has a total of 4 prime factors.
1 , 6 , 21 , 14 , 211 , 664 , 6788 , 2834 , 73386 , 44726 , 630963 , 212402 , 2658844 , 2980709 , 15098380 , 30034936 , 139499489 , 166812422 , 7620083627 , 5453004422
n×2
38183816
n×3
57275724
n×4
76367632
n×5
95459540
n÷2
9545954
n÷3
6363969.3333333
n÷3
4772977
n÷5
3818381.6
n2
364500951080464
n3
6.9590186239407E+21
n4
1.3286094333856E+29
n5
2.5365689070131E+36
2 √n
4369.4287956208
3 √n
267.26973167193
4 √n
66.101655014234
5 √n
28.5870845785
1 , 2 , 4 , 341 , 682 , 1364 , 13997 , 27994 , 55988 , 4772977 , 9545954 , 19091908
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19091907
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19091908 can be divided by 12 positive divisors.
The sum of these divisors (counting 19091908) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001000110101000111000100
3
Ternary
1022220222011201
4
Quaternary
1020311013010
5
Quinary
14341420113
6
Senary
1521112244
8
Octal
110650704
10
Decimal
19091908
12
Duodecimal
6488684
16
Hexadecimal
12351c4
20
Vigesimal
5j69f8
36
Base36
bd7es
md5
90e491fa39984201003346f473d3a805
sha1
cea60912f48b2fa2a653d2a14bad2a268614708f
sha256
8d6fd305f2f9158d449f29a023a0c2a3c3e10944166c0906a0aa441ef7c7cf85
sha512
59feb2ed1c9c9158434d3acb84c1a6e1be3dd5fbe70fcc4f28ad7128fa8daa54d458a90fe031df6237bfcb5701e0e3c0a6b12f726a53af3e4a6a9c9714dda231
ripemd-160
1d99d40d341f142aeea67d602dbf896a4b198e4f
Diameter
38183816
Circumference
119957995.83162
Area
1.1451135101409E+15
Volume
2.9149869046889E+22
Surface area
4.5804540405635E+15
Circumference
119957995.83162
Perimeter
76367632
Area
364500951080464
Diagonal
27000035.225179
Surface area
2187005706482784
Volume
6.9590186239407E+21
Space diagonal
33068154.669431
Perimeter
57275724
Area
1.5783354166964E+14
Altitude
16534077.334715
Surface area
1.5783354166964E+14
Volume
8.2012820989866E+20
Height
9000011.7417265