1990366861 (number)

1990366861 is an odd 10-digits composite number following 1990366860 and preceding 1990366862. In scientific notation, it is written as 1.990366861 × 10^9. The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors. There are 1706028732 positive integers (up to 1990366861) that are relatively prime to 1990366861.

Interesting facts

Basic properties

Name

Name one billion nine hundred ninety million three hundred sixty-six thousand eight hundred sixty-one

Notation

Scientific notation 1.990366861 × 10^9
Engineering notation 1.990366861 × 10^9

Prime Factorization of 1990366861

Prime Factorization 7 × 284338123

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 1990366861
Product of the distinct prime numbers

The prime factorization of 1990366861 is 7 × 284338123. Since it has a total of 2 prime factors.

Most popular turbo-numbers

Basic calculations (n = 1990366861)

Multiplication

n×y
n×2 3980733722
n×3 5971100583
n×4 7961467444
n×5 9951834305

Division

n÷y
n÷2 995183430.5
n÷3 663455620.33333
n÷3 497591715.25
n÷5 398073372.2

Exponentiation

ny
n2 3961560241366993321
n3 7.884958222272E+27
n4 1.569395954598E+37
n5 3.1236736998193E+46

Nth Root

y√n
2√n 44613.52778026
3√n 1257.8949610383
4√n 211.2191463392
5√n 72.408012429978

Divisors of 1990366861

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 -1990366860
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 1990366861 can be divided by 4 positive divisors. The sum of these divisors (counting 1990366861) is 1, the average is 0.25.

Base conversion 1990366861

Base System Value
2 Binary 1110110101000101001011010001101
3 Ternary 12010201020010001011
4 Quaternary 1312220221122031
5 Quinary 13034013214421
6 Senary 525300245221
8 Octal 16650513215
10 Decimal 1990366861
12 Duodecimal 4766a0811
16 Hexadecimal 76a2968d
20 Vigesimal 1b1jfh31
36 Base36 wx0gwd

Cryptographic Hash Functions

md5 0ff94e10e2e6c97824a999a9e01be9a5
sha1 791b70c2c1097a32e254659dcf53fbf84dcff3a8
sha256 00fe4a6f1f9fe2d452f4a54145e6a619a00739d65da467d510f431d45379601e
sha512 4500d82f95cd96b9d15ddcfe6b394adfe74f25cc2a241fdb191d57e4f2e5851e49c786bd1b86fb1c7a85280401be59061e291ba08624b8daafebb4791c9b292a
ripemd-160 d824138775d9e7d3ceff7acd07869d3b93ad6019

1990366861 as geometric shapes

Circle

Radius = n
Diameter 3980733722
Circumference 12505843816.932
Area 1.2445608551032E+19

Sphere

Radius = n
Volume 3.3028435766603E+28
Surface area 4.9782434204128E+19
Circumference 12505843816.932

Square

Length = n
Perimeter 7961467444
Area 3961560241366993321
Diagonal 2814803808.9242

Cube

Length = n
Surface area 2.3769361448202E+19
Volume 7.884958222272E+27
Space diagonal 3447416528.9534

Equilateral Triangle

Length = n
Perimeter 5971100583
Area 1.7154059038231E+18
Altitude 1723708264.4767

Triangular Pyramid

Length = n
Surface area 1.7154059038231E+18
Volume 9.2925123805686E+26
Height 938267936.30806