998420387 is an odd 9-digits composite number following 998420386
and preceding 998420388 . In scientific notation, it is written as 9.98420387 × 10^8.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 939689760 positive integers (up to 998420387) that are relatively prime to 998420387.
998420387 has 4 divisors, whose sum is 1057151016
The reverse of 998420387 is 783024899
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 50
Digital Root 5
Name
nine hundred ninety-eight million four hundred twenty thousand three hundred eighty-seven
Scientific notation
9.98420387 × 10^8
Engineering notation
9.98420387 × 10^6
Prime Factorization
17 × 58730611
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
998420387
Product of the distinct prime numbers
The prime factorization of 998420387 is 17 × 58730611.
Since it has a total of 2 prime factors.
4 , 8 , 73 , 97 , 538 , 518 , 8610 , 7813 , 81318 , 7212 , 391706 , 576558 , 8469463 , 1199853 , 47892777 , 38103103 , 720875013 , 674043921 , 2555397124 , 2962903144
n×2
1996840774
n×3
2995261161
n×4
3993681548
n×5
4992101935
n÷2
499210193.5
n÷3
332806795.66667
n÷3
249605096.75
n÷5
199684077.4
n2
996843269177229769
n3
9.9526864259027E+26
n4
9.9369650330395E+35
n5
9.9212684738927E+44
2 √n
31597.790856324
3 √n
999.47318484786
4 √n
177.75767453566
5 √n
63.07578847279
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
-998420386
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 998420387 can be divided by 4 positive divisors.
The sum of these divisors (counting 998420387) is 1, the average is 0.25.
Base
System
Value
2
Binary
111011100000101010111110100011
3
Ternary
2120120201000021212
4
Quaternary
323200222332203
5
Quinary
4021043423022
6
Senary
243023340335
8
Octal
7340527643
10
Decimal
998420387
12
Duodecimal
23a4516ab
16
Hexadecimal
3b82afa3
20
Vigesimal
fc02aj7
36
Base36
gifm3n
md5
5211fea6fd4e61a2bafd5431b3c10ff4
sha1
95ae37f241e58b382476443c82b5a2eb42db8eed
sha256
ef602e4eeb5415a09d2213a4b4b2d65852e605719ca302e04f9d56d39d361076
sha512
f0197622f179858b578c3da4329797d62f5af7442f623fac8d73d1ba33585cb652315411538ca71067accaa562f9d338c4b6a455f8002158edb6344ed38b8a57
ripemd-160
0a21f8fc87bfff65bd476dbf660702ee2e562f95
Diameter
1996840774
Circumference
6273260305.987
Area
3.1316754912276E+18
Volume
4.1689715412132E+27
Surface area
1.252670196491E+19
Circumference
6273260305.987
Perimeter
3993681548
Area
996843269177229769
Diagonal
1411979652.2452
Surface area
5981059615063378614
Volume
9.9526864259027E+26
Space diagonal
1729314837.5966
Perimeter
2995261161
Area
4.3164579734951E+17
Altitude
864657418.79829
Surface area
4.3164579734951E+17
Volume
1.1729353437965E+26
Height
470659884.08173