285890990 (number)

285890990 is an even 9-digits composite number following 285890989 and preceding 285890991. In scientific notation, it is written as 2.85890990 × 10^8. The sum of its digits is 50. It has a total of 8 prime factors and 192 positive divisors. There are 81849600 positive integers (up to 285890990) that are relatively prime to 285890990.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.85890990 × 10^8
Engineering notation 2.85890990 × 10^6

Prime Factorization of 285890990

Prime Factorization 2 × 5 × 7 × 11 × 59 × 7 × 29 × 31

Composite number
ω Distinct Factors 7
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 40841570
Product of the distinct prime numbers

The prime factorization of 285890990 is 2 × 5 × 7 × 11 × 59 × 7 × 29 × 31. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 285890990)

Multiplication

n×y
n×2 571781980
n×3 857672970
n×4 1143563960
n×5 1429454950

Division

n÷y
n÷2 142945495
n÷3 95296996.666667
n÷3 71472747.5
n÷5 57178198

Exponentiation

ny
n2 81733658163180100
n3 2.3366916448593E+25
n4 6.6803908767356E+33
n5 1.9098635613369E+42

Nth Root

y√n
2√n 16908.311269905
3√n 658.76950866807
4√n 130.03196249348
5√n 49.117934283034

Divisors of 285890990

192 divisors

τ Total Divisors 192
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -285890989
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0052083333333333
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 192
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 285890990 can be divided by 192 positive divisors. The sum of these divisors (counting 285890990) is 1, the average is 0.0052083333333333.

Base conversion 285890990

Base System Value
2 Binary 10001000010100101100110101110
3 Ternary 201220221202201012
4 Quaternary 101002211212232
5 Quinary 1041142002430
6 Senary 44211345222
8 Octal 2102454656
10 Decimal 285890990
12 Duodecimal 7b8b2212
16 Hexadecimal 110a59ae
20 Vigesimal 496g79a
36 Base36 4q7mwe

Cryptographic Hash Functions

md5 9f3d228d2ef6d51bca25b94ed2c59b60
sha1 fe4b2ce93bd0b7a70a6d1766f45a1a979675971b
sha256 9dbe70cdb02e9f18a51da514ac3aad3f95d4d5995d92d9a1615f97d9031e5039
sha512 3463207329673e998aec7cb571e05aabb0b143d57ff7bb1011debc5620f5b47b38293a37771cdfba7c8a10402c38cdc5ec60ebd1551f9054c41e84b5d6aa357d
ripemd-160 02ec3896d7c67473ab0c815fb49c644905827fbd

285890990 as geometric shapes

Circle

Radius = n
Diameter 571781980
Circumference 1796306067.823
Area 2.5677386003647E+17

Sphere

Radius = n
Volume 9.7879110735929E+25
Surface area 1.0270954401459E+18
Circumference 1796306067.823

Square

Length = n
Perimeter 1143563960
Area 81733658163180100
Diagonal 404310915.41827

Cube

Length = n
Surface area 490401948979080600
Volume 2.3366916448593E+25
Space diagonal 495177720.10617

Equilateral Triangle

Length = n
Perimeter 857672970
Area 3.5391712156774E+16
Altitude 247588860.05308

Triangular Pyramid

Length = n
Surface area 3.5391712156774E+16
Volume 2.7538175127033E+24
Height 134770305.13942