998420387 (number)

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.

Interesting facts

Basic properties

Name

Name nine hundred ninety-eight million four hundred twenty thousand three hundred eighty-seven

Notation

Scientific notation 9.98420387 × 10^8
Engineering notation 9.98420387 × 10^6

Prime Factorization of 998420387

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.

Most popular turbo-numbers

Basic calculations (n = 998420387)

Multiplication

n×y
n×2 1996840774
n×3 2995261161
n×4 3993681548
n×5 4992101935

Division

n÷y
n÷2 499210193.5
n÷3 332806795.66667
n÷3 249605096.75
n÷5 199684077.4

Exponentiation

ny
n2 996843269177229769
n3 9.9526864259027E+26
n4 9.9369650330395E+35
n5 9.9212684738927E+44

Nth Root

y√n
2√n 31597.790856324
3√n 999.47318484786
4√n 177.75767453566
5√n 63.07578847279

Divisors of 998420387

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 conversion 998420387

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

Cryptographic Hash Functions

md5 5211fea6fd4e61a2bafd5431b3c10ff4
sha1 95ae37f241e58b382476443c82b5a2eb42db8eed
sha256 ef602e4eeb5415a09d2213a4b4b2d65852e605719ca302e04f9d56d39d361076
sha512 f0197622f179858b578c3da4329797d62f5af7442f623fac8d73d1ba33585cb652315411538ca71067accaa562f9d338c4b6a455f8002158edb6344ed38b8a57
ripemd-160 0a21f8fc87bfff65bd476dbf660702ee2e562f95

998420387 as geometric shapes

Circle

Radius = n
Diameter 1996840774
Circumference 6273260305.987
Area 3.1316754912276E+18

Sphere

Radius = n
Volume 4.1689715412132E+27
Surface area 1.252670196491E+19
Circumference 6273260305.987

Square

Length = n
Perimeter 3993681548
Area 996843269177229769
Diagonal 1411979652.2452

Cube

Length = n
Surface area 5981059615063378614
Volume 9.9526864259027E+26
Space diagonal 1729314837.5966

Equilateral Triangle

Length = n
Perimeter 2995261161
Area 4.3164579734951E+17
Altitude 864657418.79829

Triangular Pyramid

Length = n
Surface area 4.3164579734951E+17
Volume 1.1729353437965E+26
Height 470659884.08173