19974985 is an odd 8-digits composite number following 19974984
and preceding 19974986 . In scientific notation, it is written as 1.9974985 × 10^7.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 15138864 positive integers (up to 19974985) that are relatively prime to 19974985.
19974985 has 8 divisors, whose sum is 25231680
The reverse of 19974985 is 58947991
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
nineteen million nine hundred seventy-four thousand nine hundred eighty-five
Scientific notation
1.9974985 × 10^7
Engineering notation
1.9974985 × 10^6
Prime Factorization
5 × 19 × 210263
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19974985
Product of the distinct prime numbers
The prime factorization of 19974985 is 5 × 19 × 210263.
Since it has a total of 3 prime factors.
9 , 7 , 8 , 19 , 331 , 489 , 6910 , 5550 , 97353 , 62401 , 420591 , 244159 , 6320954 , 6570735 , 86114935 , 92686237 , 327734974 , 443798717 , 7035922696 , 7889045780
n×2
39949970
n×3
59924955
n×4
79899940
n×5
99874925
n÷2
9987492.5
n÷3
6658328.3333333
n÷3
4993746.25
n÷5
3994997
n2
399000025750225
n3
7.9700195293604E+21
n4
1.5920102054868E+29
n5
3.1800379974446E+36
2 √n
4469.3383179169
3 √n
271.32854585034
4 √n
66.85311000931
5 √n
28.846776676724
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19974984
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19974985 can be divided by 8 positive divisors.
The sum of these divisors (counting 19974985) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100001100101101001001
3
Ternary
1101120211112021
4
Quaternary
1030030231021
5
Quinary
20103144420
6
Senary
1552044441
8
Octal
114145511
10
Decimal
19974985
12
Duodecimal
6833721
16
Hexadecimal
130cb49
20
Vigesimal
64gh95
36
Base36
bw4sp
md5
f6b8e3d44db3a6884c936a06cc9c7acb
sha1
4a9a50a15c7d52a4c55b623fea32b791301976cf
sha256
2d91b78ecaf5594f632e675b4ccba6fd0590b2e161e3be9021104ec47e2af6f2
sha512
bf406b8dfc1c0c73f219439e57284520ea18909daee2875372ac014a20b5d2839a102ce071b8900fa38adfa5f4f8561a64ffdd437768e782cce68c89b6ab428b
ripemd-160
13f22d37f35f72dcae4d3d6da59dd0d2a13686e3
Diameter
39949970
Circumference
125506532.26313
Area
1.253495549679E+15
Volume
3.3384739736541E+22
Surface area
5.0139821987162E+15
Circumference
125506532.26313
Perimeter
79899940
Area
399000025750225
Diagonal
28248894.695199
Surface area
2394000154501350
Volume
7.9700195293604E+21
Space diagonal
34597688.900426
Perimeter
59924955
Area
1.7277207920517E+14
Altitude
17298844.450213
Surface area
1.7277207920517E+14
Volume
9.3927580923332E+20
Height
9416298.231733