398889242 (number)

398889242 is an even 9-digits composite number following 398889241 and preceding 398889243. In scientific notation, it is written as 3.98889242 × 10^8. The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors. There are 194806332 positive integers (up to 398889242) that are relatively prime to 398889242.

Interesting facts

Basic properties

Name

Name three hundred ninety-eight million eight hundred eighty-nine thousand two hundred forty-two

Notation

Scientific notation 3.98889242 × 10^8
Engineering notation 3.98889242 × 10^6

Prime Factorization of 398889242

Prime Factorization 2 × 43 × 4638247

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 398889242
Product of the distinct prime numbers

The prime factorization of 398889242 is 2 × 43 × 4638247. Since it has a total of 3 prime factors.

Most popular turbo-numbers

10, 8, 70, 79, 491, 118, 2962, 2076, 48808, 27583, 587796, 990565, 9840755, 6455897, 35731920, 17086638, 682221203, 701383815, 1448083566, 3369896881

Basic calculations (n = 398889242)

Multiplication

n×y
n×2 797778484
n×3 1196667726
n×4 1595556968
n×5 1994446210

Division

n÷y
n÷2 199444621
n÷3 132963080.66667
n÷3 99722310.5
n÷5 79777848.4

Exponentiation

ny
n2 159112627383334564
n3 6.3468315329567E+25
n4 2.5316828192828E+34
n5 1.0098610407681E+43

Nth Root

y√n
2√n 19972.211745323
3√n 736.12365621793
4√n 141.32307577081
5√n 52.501349260606

Divisors of 398889242

1, 2, 43, 86, 4638247, 9276494, 199444621, 398889242

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -398889241
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 398889242 can be divided by 8 positive divisors. The sum of these divisors (counting 398889242) is 1, the average is 0.125.

Base conversion 398889242

Base System Value
2 Binary 10111110001101001000100011010
3 Ternary 1000210120200011122
4 Quaternary 113301221010122
5 Quinary 1304103423432
6 Senary 103325325242
8 Octal 2761510432
10 Decimal 398889242
12 Duodecimal b1706822
16 Hexadecimal 17c6911a
20 Vigesimal 64d1322
36 Base36 6lhkwq

Cryptographic Hash Functions

md5 206a08ac31303df3ec51f530155ed1a3
sha1 e0fc73b1cbe172aa9bbfe32fbcfeef323378ed49
sha256 13bd908d487edf0089aec3d224e510cce6bca28f786ce5a40b749e31fe4550f4
sha512 c18c439d064860b7ef0ea8794f8a3c826fce192a73c80bc714e1739417782277c6b49e1fe3c560a0def752d758e6e39e50394ffe39e7081963980f7ce87bf281
ripemd-160 67f04aeacd85f79e08ce0979ca94fd15e4e28140

398889242 as geometric shapes

Circle

Radius = n
Diameter 797778484
Circumference 2506295024.5264
Area 4.9986706128085E+17

Sphere

Radius = n
Volume 2.6585545756678E+26
Surface area 1.9994682451234E+18
Circumference 2506295024.5264

Square

Length = n
Perimeter 1595556968
Area 159112627383334564
Diagonal 564114575.92112

Cube

Length = n
Surface area 954675764300007384
Volume 6.3468315329567E+25
Space diagonal 690896433.73664

Equilateral Triangle

Length = n
Perimeter 1196667726
Area 6.8897788688428E+16
Altitude 345448216.86832

Triangular Pyramid

Length = n
Surface area 6.8897788688428E+16
Volume 7.4798126933371E+24
Height 188038191.97371