19994955 is an odd 8-digits composite number following 19994954
and preceding 19994956 . In scientific notation, it is written as 1.9994955 × 10^7.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 10663968 positive integers (up to 19994955) that are relatively prime to 19994955.
19994955 has 8 divisors, whose sum is 31991952
The reverse of 19994955 is 55949991
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
nineteen million nine hundred ninety-four thousand nine hundred fifty-five
Scientific notation
1.9994955 × 10^7
Engineering notation
1.9994955 × 10^6
Prime Factorization
3 × 5 × 1332997
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19994955
Product of the distinct prime numbers
The prime factorization of 19994955 is 3 × 5 × 1332997.
Since it has a total of 3 prime factors.
9 , 9 , 55 , 54 , 31 , 412 , 9263 , 4920 , 58576 , 85018 , 646425 , 578064 , 3968422 , 8182321 , 53869264 , 72983908 , 653778375 , 235084077 , 2778007952 , 9724581491
n×2
39989910
n×3
59984865
n×4
79979820
n×5
99974775
n÷2
9997477.5
n÷3
6664985
n÷3
4998738.75
n÷5
3998991
n2
399798225452025
n3
7.9939475269931E+21
n4
1.5983862107459E+29
n5
3.1959660356484E+36
2 √n
4471.5718712775
3 √n
271.418936012
4 √n
66.86981285511
5 √n
28.852542287038
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
-19994954
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 19994955 can be divided by 8 positive divisors.
The sum of these divisors (counting 19994955) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100010001100101001011
3
Ternary
1101121211220220
4
Quaternary
1030101211023
5
Quinary
20104314310
6
Senary
1552321123
8
Octal
114214513
10
Decimal
19994955
12
Duodecimal
68431a3
16
Hexadecimal
131194b
20
Vigesimal
64j77f
36
Base36
bwk7f
md5
8e0d6b1115f41ebc1a3ef06a841a16db
sha1
a479892111deada04d8c78af0b1cf1bc5d500301
sha256
1bd32bba172c60cc4c111c9bd66faf9dd77faa19c7f48696f2e4f2aa2e144c71
sha512
894415ee279e30d712c604858591f5e088dd7cef7222e9df3ef6e2016179ab309ae84d6359691339f618c5dcfcdf569f5733276762207ba641059db2c5d0e7a1
ripemd-160
7b319089ea3ecedeadc6cb56b26cdd3757ecb230
Diameter
39989910
Circumference
125632007.47372
Area
1.2560031679983E+15
Volume
3.3484969098645E+22
Surface area
5.0240126719933E+15
Circumference
125632007.47372
Perimeter
79979820
Area
399798225452025
Diagonal
28277136.54004
Surface area
2398789352712150
Volume
7.9939475269931E+21
Space diagonal
34632277.955053
Perimeter
59984865
Area
1.731177098147E+14
Altitude
17316138.977527
Surface area
1.731177098147E+14
Volume
9.4209575079771E+20
Height
9425712.1800132