19791641 is an odd 8-digits composite number following 19791640
and preceding 19791642 . In scientific notation, it is written as 1.9791641 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 19741392 positive integers (up to 19791641) that are relatively prime to 19791641.
19791641 has 4 divisors, whose sum is 19841892
The reverse of 19791641 is 14619791
Previous prime number is 397
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
nineteen million seven hundred ninety-one thousand six hundred forty-one
Scientific notation
1.9791641 × 10^7
Engineering notation
1.9791641 × 10^6
Prime Factorization
397 × 49853
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19791641
Product of the distinct prime numbers
The prime factorization of 19791641 is 397 × 49853.
Since it has a total of 2 prime factors.
6 , 9 , 50 , 64 , 480 , 520 , 799 , 3632 , 82029 , 39484 , 601270 , 772687 , 9199457 , 8275713 , 13591431 , 83403625 , 905726416 , 486870138 , 4101337222 , 4393121072
n×2
39583282
n×3
59374923
n×4
79166564
n×5
98958205
n÷2
9895820.5
n÷3
6597213.6666667
n÷3
4947910.25
n÷5
3958328.2
n2
391709053472881
n3
7.7525649627851E+21
n4
1.5343598257262E+29
n5
3.0367498835596E+36
2 √n
4448.7797203278
3 √n
270.49584695056
4 √n
66.699173310678
5 √n
28.793626108233
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
-19791640
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 19791641 can be divided by 4 positive divisors.
The sum of these divisors (counting 19791641) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001011011111111100011001
3
Ternary
1101020112000202
4
Quaternary
1023133330121
5
Quinary
20031313031
6
Senary
1544111545
8
Octal
113377431
10
Decimal
19791641
12
Duodecimal
67655b5
16
Hexadecimal
12dff19
20
Vigesimal
63dj21
36
Base36
bs7bt
md5
3e5cac257c14b621c8e92ceb562959f7
sha1
6623129a3875a4cab28fc8723faa4262661c3984
sha256
61846ecd5d4ff71c9f7a1410f22f01136bf0f598cc275ae41dd778aafa0cdc88
sha512
686400aa8bf1b5115cf5a1390bb93f8f70d208ef20ffe3211884e10cb2ab25eaaaa0dac337ff255ff9dd598fafb216ce88437ab8970e1ef2d3e92d22798ba4a3
ripemd-160
cbeb8e7893fc66471ae92faee22b4d3a87894207
Diameter
39583282
Circumference
124354547.93617
Area
1.230590284735E+15
Volume
3.2473868178084E+22
Surface area
4.9223611389401E+15
Circumference
124354547.93617
Perimeter
79166564
Area
391709053472881
Diagonal
27989607.123819
Surface area
2350254320837286
Volume
7.7525649627851E+21
Space diagonal
34280127.777163
Perimeter
59374923
Area
1.6961499559994E+14
Altitude
17140063.888582
Surface area
1.6961499559994E+14
Volume
9.1364854279576E+20
Height
9329869.0412731