198776721 is an odd 9-digits composite number following 198776720
and preceding 198776722 . In scientific notation, it is written as 1.98776721 × 10^8.
The sum of its digits is 48. It has a total of 4 prime factors and 16 positive divisors.
There are 110871360 positive integers (up to 198776721) that are relatively prime to 198776721.
198776721 has 16 divisors, whose sum is 267687936
The reverse of 198776721 is 127677891
Previous prime number is 563
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 48
Digital Root 3
Name
one hundred ninety-eight million seven hundred seventy-six thousand seven hundred twenty-one
Scientific notation
1.98776721 × 10^8
Engineering notation
1.98776721 × 10^6
Prime Factorization
3 × 143 × 563 × 823
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
198776721
Product of the distinct prime numbers
The prime factorization of 198776721 is 3 × 143 × 563 × 823.
Since it has a total of 4 prime factors.
8 , 3 , 61 , 98 , 322 , 804 , 5826 , 2167 , 17476 , 49437 , 185581 , 689663 , 9578117 , 3427453 , 31907703 , 66582156 , 454652504 , 244673688 , 8039588046 , 748055095
n×2
397553442
n×3
596330163
n×4
795106884
n×5
993883605
n÷2
99388360.5
n÷3
66258907
n÷3
49694180.25
n÷5
39755344.2
n2
39512184811511841
n3
7.8541025363783E+24
n4
1.5612127485791E+33
n5
3.1033275094594E+41
2 √n
14098.819844228
3 √n
583.60881199834
4 √n
118.73845141414
5 √n
45.674426658336
1 , 3 , 143 , 429 , 563 , 823 , 1689 , 2469 , 80509 , 117689 , 241527 , 353067 , 463349 , 1390047 , 66258907 , 198776721
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-198776720
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 198776721 can be divided by 16 positive divisors.
The sum of these divisors (counting 198776721) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1011110110010001011110010001
3
Ternary
111212000220101210
4
Quaternary
23312101132101
5
Quinary
401341323341
6
Senary
31420250333
8
Octal
1366213621
10
Decimal
198776721
12
Duodecimal
566a09a9
16
Hexadecimal
bd91791
20
Vigesimal
32271g1
36
Base36
3ach3l
md5
ecf130305fef50c7b117a6e9469f8a02
sha1
e5dac1b182fd8ae1716a9b4fb6f7de916dde5ba2
sha256
71fee63ceb70105d185139c0d2c463823c7084754ef76a5faf5cf56b81aee13d
sha512
fa2fa50342d4839c4df4095b421a48f557e3ad524ecca6618ea0320a9cc156bd3f5a82f919e069dc898674ad215c1d46dcb900fb156504b9e59b0d37057debd9
ripemd-160
5838474cbe62708320cef802192295af4f1316e1
Diameter
397553442
Circumference
1248950972.7965
Area
1.2413118953113E+17
Volume
3.2899187771769E+25
Surface area
4.9652475812451E+17
Circumference
1248950972.7965
Perimeter
795106884
Area
39512184811511841
Diagonal
281112734.72225
Surface area
237073108869071046
Volume
7.8541025363783E+24
Space diagonal
344291380.13394
Perimeter
596330163
Area
1.7109277902897E+16
Altitude
172145690.06697
Surface area
1.7109277902897E+16
Volume
9.2561486060126E+23
Height
93704244.907418