19943977 is an odd 8-digits composite number following 19943976
and preceding 19943978 . In scientific notation, it is written as 1.9943977 × 10^7.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 18894276 positive integers (up to 19943977) that are relatively prime to 19943977.
19943977 has 4 divisors, whose sum is 20993680
The reverse of 19943977 is 77934991
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
nineteen million nine hundred forty-three thousand nine hundred seventy-seven
Scientific notation
1.9943977 × 10^7
Engineering notation
1.9943977 × 10^6
Prime Factorization
19 × 1049683
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19943977
Product of the distinct prime numbers
The prime factorization of 19943977 is 19 × 1049683.
Since it has a total of 2 prime factors.
6 , 4 , 95 , 87 , 456 , 475 , 5369 , 3961 , 94219 , 54187 , 88535 , 552330 , 3493318 , 6743450 , 27781410 , 46364471 , 18367590 , 142123219 , 2723013260 , 9934493986
n×2
39887954
n×3
59831931
n×4
79775908
n×5
99719885
n÷2
9971988.5
n÷3
6647992.3333333
n÷3
4985994.25
n÷5
3988795.4
n2
397762218576529
n3
7.9329605387593E+21
n4
1.5821478252692E+29
n5
3.1554319837769E+36
2 √n
4465.8680007363
3 √n
271.18807494343
4 √n
66.827150176678
5 √n
28.837815100182
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
-19943976
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 19943977 can be divided by 4 positive divisors.
The sum of these divisors (counting 19943977) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100000101001000101001
3
Ternary
1101112020222211
4
Quaternary
1030011020221
5
Quinary
20101201402
6
Senary
1551245121
8
Octal
114051051
10
Decimal
19943977
12
Duodecimal
68197a1
16
Hexadecimal
1305229
20
Vigesimal
64cjih
36
Base36
bvgvd
md5
7455ed7930d58b2513c396eec1dd03b7
sha1
c3a591a4c460cf9b3dee05feb41dbf3511e8705f
sha256
00900324f84cd0f6a072e1436c3185cb7008a78246d26a96f314b30e17296339
sha512
4f639cd3e82652616c6442d903cb5f2fb2eeac964e5b48a48a814a1ffc8740647927e4fa1d70773f901fccce040baa7e67ec206e584636d17434fe3b899bb725
ripemd-160
df5afd6830ae8ecbb6c8efdd586bd40730ee0a76
Diameter
39887954
Circumference
125311703.25313
Area
1.2496068637556E+15
Volume
3.3229507399712E+22
Surface area
4.9984274550224E+15
Circumference
125311703.25313
Perimeter
79775908
Area
397762218576529
Diagonal
28205042.761057
Surface area
2386573311459174
Volume
7.9329605387593E+21
Space diagonal
34543981.468985
Perimeter
59831931
Area
1.7223609297647E+14
Altitude
17271990.734493
Surface area
1.7223609297647E+14
Volume
9.3490836530699E+20
Height
9401680.9203524