398394087 (number)

398394087 is an odd 9-digits composite number following 398394086 and preceding 398394088. In scientific notation, it is written as 3.98394087 × 10^8. The sum of its digits is 51. It has a total of 2 prime factors and 4 positive divisors. There are 210141792 positive integers (up to 398394087) that are relatively prime to 398394087.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 3.98394087 × 10^8
Engineering notation 3.98394087 × 10^6

Prime Factorization of 398394087

Prime Factorization 273 × 1459319

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 398394087
Product of the distinct prime numbers

The prime factorization of 398394087 is 273 × 1459319. Since it has a total of 2 prime factors.

Most popular turbo-numbers

8, 4, 38, 32, 308, 882, 895, 8402, 56783, 74312, 47749, 718509, 5206126, 3348773, 25002341, 93311534, 600884263, 63597454, 2996888812, 8262044658

Basic calculations (n = 398394087)

Multiplication

n×y
n×2 796788174
n×3 1195182261
n×4 1593576348
n×5 1991970435

Division

n÷y
n÷2 199197043.5
n÷3 132798029
n÷3 99598521.75
n÷5 79678817.4

Exponentiation

ny
n2 158717848556563569
n3 6.3232252366296E+25
n4 2.5191355450424E+34
n5 1.0036087054964E+43

Nth Root

y√n
2√n 19959.81179771
3√n 735.81893818687
4√n 141.27919803605
5√n 52.488308435975

Divisors of 398394087

1, 273, 1459319, 398394087

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 -398394086
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 398394087 can be divided by 4 positive divisors. The sum of these divisors (counting 398394087) is 1, the average is 0.25.

Base conversion 398394087

Base System Value
2 Binary 10111101111110000001011100111
3 Ternary 1000202122111221120
4 Quaternary 113233300023213
5 Quinary 1303442102322
6 Senary 103310545023
8 Octal 2757601347
10 Decimal 398394087
12 Duodecimal b1508173
16 Hexadecimal 17bf02e7
20 Vigesimal 649j547
36 Base36 6l6yuf

Cryptographic Hash Functions

md5 3a5e49d75bf981b58cfec8a97b6421b0
sha1 1475ecdf8d9f39468c90f0662d098d1b34378935
sha256 0e6ade69ea71f4fd659e572497fdeae9ef06e2b2d915474ee70d912e44a0479a
sha512 8703a388688f8bfe59ba2fbac605ffc24426878d8ed0f78a671040095bbb2e23705143c69b6a7864ee861c84c744b164a9611426560b3eeeed0ae0b210e06b3c
ripemd-160 d3b1c11f3d1d528ca76a16b19317f7532dc523a5

398394087 as geometric shapes

Circle

Radius = n
Diameter 796788174
Circumference 2503183873.9056
Area 4.9862682701888E+17

Sphere

Radius = n
Volume 2.6486663933852E+26
Surface area 1.9945073080755E+18
Circumference 2503183873.9056

Square

Length = n
Perimeter 1593576348
Area 158717848556563569
Diagonal 563414321.00465

Cube

Length = n
Surface area 952307091339381414
Volume 6.3232252366296E+25
Space diagonal 690038800.11902

Equilateral Triangle

Length = n
Perimeter 1195182261
Area 6.8726844441998E+16
Altitude 345019400.05951

Triangular Pyramid

Length = n
Surface area 6.8726844441998E+16
Volume 7.4519924063179E+24
Height 187804773.66822