398889215 (number)

398889215 is an odd 9-digits composite number following 398889214 and preceding 398889216. In scientific notation, it is written as 3.98889215 × 10^8. The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors. There are 318921120 positive integers (up to 398889215) that are relatively prime to 398889215.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 3.98889215 × 10^8
Engineering notation 3.98889215 × 10^6

Prime Factorization of 398889215

Prime Factorization 5 × 1741 × 45823

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 398889215
Product of the distinct prime numbers

The prime factorization of 398889215 is 5 × 1741 × 45823. Since it has a total of 3 prime factors.

Most popular turbo-numbers

7, 6, 56, 19, 335, 55, 927, 8078, 93131, 35134, 991916, 846867, 6262455, 4488110, 34903666, 17175360, 650080612, 229282506, 6656112080, 3062848208

Basic calculations (n = 398889215)

Multiplication

n×y
n×2 797778430
n×3 1196667645
n×4 1595556860
n×5 1994446075

Division

n÷y
n÷2 199444607.5
n÷3 132963071.66667
n÷3 99722303.75
n÷5 79777843

Exponentiation

ny
n2 159112605843316225
n3 6.3468302441445E+25
n4 2.5316821338251E+34
n5 1.009860698991E+43

Nth Root

y√n
2√n 19972.211069383
3√n 736.12363960903
4√n 141.32307337934
5√n 52.501348549864

Divisors of 398889215

1, 5, 1741, 8705, 45823, 229115, 79777843, 398889215

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 -398889214
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 398889215 can be divided by 8 positive divisors. The sum of these divisors (counting 398889215) is 1, the average is 0.125.

Base conversion 398889215

Base System Value
2 Binary 10111110001101001000011111111
3 Ternary 1000210120200010122
4 Quaternary 113301221003333
5 Quinary 1304103423330
6 Senary 103325325155
8 Octal 2761510377
10 Decimal 398889215
12 Duodecimal b17067bb
16 Hexadecimal 17c690ff
20 Vigesimal 64d130f
36 Base36 6lhkvz

Cryptographic Hash Functions

md5 20b762095e7a9f701b458101a9ab568c
sha1 4baf3aae9137cec23e07fc6cf0de837a729d8e13
sha256 a651263de570c0111466945683af9606cec0d67a4b3c276241c01c64d08c12b8
sha512 2325ed361f750d5219489d69f2fa8a9a981a78b44e5ab9187b7e45c739c00627e5d9ded67faee83068c2e14d980de218c057b8aac0a4e8d2484e4688b602ed84
ripemd-160 f39100153f377c94e55b8d4b8cb1b9de46a5d40d

398889215 as geometric shapes

Circle

Radius = n
Diameter 797778430
Circumference 2506294854.8804
Area 4.9986699361089E+17

Sphere

Radius = n
Volume 2.6585540358114E+26
Surface area 1.9994679744436E+18
Circumference 2506294854.8804

Square

Length = n
Perimeter 1595556860
Area 159112605843316225
Diagonal 564114537.73736

Cube

Length = n
Surface area 954675635059897350
Volume 6.3468302441445E+25
Space diagonal 690896386.97127

Equilateral Triangle

Length = n
Perimeter 1196667645
Area 6.8897779361326E+16
Altitude 345448193.48563

Triangular Pyramid

Length = n
Surface area 6.8897779361326E+16
Volume 7.4798111744574E+24
Height 188038179.24579