19942661 is an odd 8-digits prime number following 19942660
and preceding 19942662 . In scientific notation, it is written as 1.9942661 × 10^7.
The sum of its digits is 38. It has a total of 1 prime factors and 2 positive divisors.
There are 19942660 positive integers (up to 19942661) that are relatively prime to 19942661.
19942661 has 2 divisors, whose sum is 19942662
The reverse of 19942661 is 16624991
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
nineteen million nine hundred forty-two thousand six hundred sixty-one
Scientific notation
1.9942661 × 10^7
Engineering notation
1.9942661 × 10^6
Prime Factorization
19942661
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
19942661
Product of the distinct prime numbers
The prime factorization of 19942661 is 19942661.
Since it has a total of 1 prime factors.
1 , 3 , 9 , 19 , 949 , 133 , 6921 , 9968 , 42776 , 37474 , 806899 , 71084 , 1072510 , 798550 , 96825874 , 10600809 , 639900429 , 699882409 , 8965956053 , 2261615971
n×2
39885322
n×3
59827983
n×4
79770644
n×5
99713305
n÷2
9971330.5
n÷3
6647553.6666667
n÷3
4985665.25
n÷5
3988532.2
n2
397709727760921
n3
7.9313902771383E+21
n4
1.5817302755567E+29
n5
3.1543910678863E+36
2 √n
4465.7206585276
3 √n
271.18211004558
4 √n
66.826047754806
5 √n
28.837434518451
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
19942662
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
9971331
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4465.7207704916
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999998997125
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19942661 can be divided by 2 positive divisors.
The sum of these divisors (counting 19942661) is 19942662, the average is 9971331.
Base
System
Value
2
Binary
1001100000100110100000101
3
Ternary
1101112012012002
4
Quaternary
1030010310011
5
Quinary
20101131121
6
Senary
1551235045
8
Octal
114046405
10
Decimal
19942661
12
Duodecimal
6818a85
16
Hexadecimal
1304d05
20
Vigesimal
64cgd1
36
Base36
bvfut
md5
56ce03ffc398ab785d25cd73ab981403
sha1
32da61afa21c8e4cd968ae62aa306a11907e7f85
sha256
5c21e751b6b7f02ba3b2e66e2f40cafe76967e883cb3198793f5cb310df72618
sha512
7c0beb07b2e333213a8af8d50a476a28970087f183d59fd408c38aadeaba9ac15b31a7ca4101929b73f9c79da2bc7a3e4e30f7390ea2218ea14a3efbddeef2db
ripemd-160
96e659ef3f6c7b87fc50965ec830fc6fb3965da2
Diameter
39885322
Circumference
125303434.58126
Area
1.2494419589949E+15
Volume
3.3222929903215E+22
Surface area
4.9977678359796E+15
Circumference
125303434.58126
Perimeter
79770644
Area
397709727760921
Diagonal
28203181.656009
Surface area
2386258366565526
Volume
7.9313902771383E+21
Space diagonal
34541702.090122
Perimeter
59827983
Area
1.7221336378658E+14
Altitude
17270851.045061
Surface area
1.7221336378658E+14
Volume
9.3472330820026E+20
Height
9401060.552003