19664621 is an odd 8-digits prime number following 19664620
and preceding 19664622 . In scientific notation, it is written as 1.9664621 × 10^7.
The sum of its digits is 35. It has a total of 1 prime factors and 2 positive divisors.
There are 19664620 positive integers (up to 19664621) that are relatively prime to 19664621.
19664621 has 2 divisors, whose sum is 19664622
The reverse of 19664621 is 12646691
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
nineteen million six hundred sixty-four thousand six hundred twenty-one
Scientific notation
1.9664621 × 10^7
Engineering notation
1.9664621 × 10^6
Prime Factorization
19664621
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
19664621
Product of the distinct prime numbers
The prime factorization of 19664621 is 19664621.
Since it has a total of 1 prime factors.
7 , 9 , 28 , 16 , 959 , 717 , 1930 , 5223 , 59465 , 55849 , 816187 , 63963 , 1386155 , 9507055 , 95147742 , 38532184 , 485145589 , 959540731 , 762073354 , 7071515005
n×2
39329242
n×3
58993863
n×4
78658484
n×5
98323105
n÷2
9832310.5
n÷3
6554873.6666667
n÷3
4916155.25
n÷5
3932924.2
n2
386697319073641
n3
7.6042562212992E+21
n4
1.4953481657874E+29
n5
2.9405454943255E+36
2 √n
4434.480916635
3 √n
269.91593633547
4 √n
66.591898280759
5 √n
28.756572165173
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
19664622
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
9832311
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4434.4810293878
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999998982945
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19664621 can be divided by 2 positive divisors.
The sum of these divisors (counting 19664621) is 19664622, the average is 9832311.
Base
System
Value
2
Binary
1001011000000111011101101
3
Ternary
1101000001210022
4
Quaternary
1023000323231
5
Quinary
20013231441
6
Senary
1541251525
8
Octal
113007355
10
Decimal
19664621
12
Duodecimal
6703ba5
16
Hexadecimal
12c0eed
20
Vigesimal
62i1b1
36
Base36
bphbh
md5
387de149d384c21701d2e994b8fae664
sha1
3e4295c11fd9914199d59c48fc85397f021ba1fb
sha256
21a3edd6cb842af53afce96688f828c0e2344ad9ca7d0bc621341e5071318daa
sha512
1de0b6db7e061cb6e12bea3b35e30fce26547cb4b7d4004bfa48bff1dc72ab7f298c18c3fc31e0146b0c9f013974cb50804dd3cf499b1ca25caa4911c2eea563
ripemd-160
98f19ed691b833c22ea3ee436c7dc815928ac9f3
Diameter
39329242
Circumference
123556457.73846
Area
1.2148454567646E+15
Volume
3.1852633974464E+22
Surface area
4.8593818270585E+15
Circumference
123556457.73846
Perimeter
78658484
Area
386697319073641
Diagonal
27809973.717127
Surface area
2320183914441846
Volume
7.6042562212992E+21
Space diagonal
34060122.683586
Perimeter
58993863
Area
1.6744485094655E+14
Altitude
17030061.341793
Surface area
1.6744485094655E+14
Volume
8.9617018999345E+20
Height
9269991.2390423