199981457 is an odd 9-digits composite number following 199981456
and preceding 199981458 . In scientific notation, it is written as 1.99981457 × 10^8.
The sum of its digits is 53. It has a total of 2 prime factors and 4 positive divisors.
There are 184181760 positive integers (up to 199981457) that are relatively prime to 199981457.
199981457 has 4 divisors, whose sum is 200021556
The reverse of 199981457 is 754189991
Previous prime number is 5837
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 53
Digital Root 8
Name
one hundred ninety-nine million nine hundred eighty-one thousand four hundred fifty-seven
Scientific notation
1.99981457 × 10^8
Engineering notation
1.99981457 × 10^6
Prime Factorization
5837 × 34261
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
199981457
Product of the distinct prime numbers
The prime factorization of 199981457 is 5837 × 34261.
Since it has a total of 2 prime factors.
6 , 5 , 92 , 61 , 312 , 464 , 2462 , 685 , 7423 , 91465 , 382582 , 17839 , 7376301 , 2756822 , 75840596 , 27484030 , 891667558 , 973682774 , 4699327287 , 4754503477
n×2
399962914
n×3
599944371
n×4
799925828
n×5
999907285
n÷2
99990728.5
n÷3
66660485.666667
n÷3
49995364.25
n÷5
39996291.4
n2
39992583143842849
n3
7.9977750462993E+24
n4
1.5994067065172E+33
n5
3.1985168350488E+41
2 √n
14141.480014482
3 √n
584.78547373035
4 √n
118.91795497099
5 √n
45.729657180525
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
-199981456
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 199981457 can be divided by 4 positive divisors.
The sum of these divisors (counting 199981457) is 1, the average is 0.25.
Base
System
Value
2
Binary
1011111010110111100110010001
3
Ternary
111221022002222122
4
Quaternary
23322313212101
5
Quinary
402143401312
6
Senary
31502144025
8
Octal
1372674621
10
Decimal
199981457
12
Duodecimal
56b82015
16
Hexadecimal
beb7991
20
Vigesimal
329hdch
36
Base36
3b2aoh
md5
e9a5a88f3dfaae6daec9294452f6ad0c
sha1
be9ebb8df0f37b3009523d0e74a18510fd03bb51
sha256
a60c833652703d8df14b58c942a31a4aad7e45110698bf61342ebc66426033c6
sha512
637e3e2b23c7986216e91b5c20ec0e76aee2223f9097f24db399d33f1d1f2e5452d4c55fe2810b7098d84dcf3b4b271248ec48db75b03a9abf32bcb0ce3c6096
ripemd-160
96df2833273cd87e69a22ee710e95b2d4ba7a0ea
Diameter
399962914
Circumference
1256520552.3308
Area
1.2564040540278E+17
Volume
3.3501001774024E+25
Surface area
5.025616216111E+17
Circumference
1256520552.3308
Perimeter
799925828
Area
39992583143842849
Diagonal
282816488.71253
Surface area
239955498863057094
Volume
7.9977750462993E+24
Space diagonal
346378044.09565
Perimeter
599944371
Area
1.7317296482765E+16
Altitude
173189022.04783
Surface area
1.7317296482765E+16
Volume
9.425468282738E+23
Height
94272162.904177