398889245 (number)

398889245 is an odd 9-digits composite number following 398889244 and preceding 398889246. In scientific notation, it is written as 3.98889245 × 10^8. The sum of its digits is 56. It has a total of 3 prime factors and 8 positive divisors. There are 308817360 positive integers (up to 398889245) that are relatively prime to 398889245.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 3.98889245 × 10^8
Engineering notation 3.98889245 × 10^6

Prime Factorization of 398889245

Prime Factorization 5 × 31 × 2573479

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 398889245
Product of the distinct prime numbers

The prime factorization of 398889245 is 5 × 31 × 2573479. Since it has a total of 3 prime factors.

Most popular turbo-numbers

2, 6, 52, 71, 552, 33, 6649, 8370, 46165, 25566, 961273, 102330, 6841959, 3088516, 42276149, 37580753, 638272771, 578350372, 3908117473, 9308673561

Basic calculations (n = 398889245)

Multiplication

n×y
n×2 797778490
n×3 1196667735
n×4 1595556980
n×5 1994446225

Division

n÷y
n÷2 199444622.5
n÷3 132963081.66667
n÷3 99722311.25
n÷5 79777849

Exponentiation

ny
n2 159112629776670025
n3 6.346831676158E+25
n4 2.5316828954448E+34
n5 1.0098610787434E+43

Nth Root

y√n
2√n 19972.211820427
3√n 736.12365806337
4√n 141.32307603653
5√n 52.501349339577

Divisors of 398889245

1, 5, 31, 155, 2573479, 12867395, 79777849, 398889245

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 -398889244
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 398889245 can be divided by 8 positive divisors. The sum of these divisors (counting 398889245) is 1, the average is 0.125.

Base conversion 398889245

Base System Value
2 Binary 10111110001101001000100011101
3 Ternary 1000210120200011202
4 Quaternary 113301221010131
5 Quinary 1304103423440
6 Senary 103325325245
8 Octal 2761510435
10 Decimal 398889245
12 Duodecimal b1706825
16 Hexadecimal 17c6911d
20 Vigesimal 64d1325
36 Base36 6lhkwt

Cryptographic Hash Functions

md5 66594049546cc7ed4a269ba553aed40f
sha1 7881ae3bb482571067773d787ff7dcc08c139b97
sha256 4a7f79a9ef6cf4f1721b56d531953487c39de4246602f6275b5644cdce329ee8
sha512 e17edb8c0bfc8add143e9bbacdceaa3cf0c0095b5bbaa7b62cc11a613a7195a4f08cd84294cab924650df438041d1bf0eaa8c23a4e5ce4703b09e94a93fc55b1
ripemd-160 8953dedcad0805ee5065a6b191b5fe15e78c1dd2

398889245 as geometric shapes

Circle

Radius = n
Diameter 797778490
Circumference 2506295043.376
Area 4.9986706879974E+17

Sphere

Radius = n
Volume 2.6585546356519E+26
Surface area 1.999468275199E+18
Circumference 2506295043.376

Square

Length = n
Perimeter 1595556980
Area 159112629776670025
Diagonal 564114580.16376

Cube

Length = n
Surface area 954675778660020150
Volume 6.346831676158E+25
Space diagonal 690896438.93279

Equilateral Triangle

Length = n
Perimeter 1196667735
Area 6.8897789724772E+16
Altitude 345448219.46639

Triangular Pyramid

Length = n
Surface area 6.8897789724772E+16
Volume 7.4798128621016E+24
Height 188038193.38792