1989968581 (number)

1989968581 is an odd 10-digits composite number following 1989968580 and preceding 1989968582. In scientific notation, it is written as 1.989968581 × 10^9. The sum of its digits is 64. It has a total of 3 prime factors and 8 positive divisors. There are 1951661712 positive integers (up to 1989968581) that are relatively prime to 1989968581.

Interesting facts

Basic properties

Name

Name one billion nine hundred eighty-nine million nine hundred sixty-eight thousand five hundred eighty-one

Notation

Scientific notation 1.989968581 × 10^9
Engineering notation 1.989968581 × 10^9

Prime Factorization of 1989968581

Prime Factorization 53 × 3323 × 11299

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 1989968581
Product of the distinct prime numbers

The prime factorization of 1989968581 is 53 × 3323 × 11299. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 1989968581)

Multiplication

n×y
n×2 3979937162
n×3 5969905743
n×4 7959874324
n×5 9949842905

Division

n÷y
n÷2 994984290.5
n÷3 663322860.33333
n÷3 497492145.25
n÷5 397993716.2

Exponentiation

ny
n2 3959974953367153561
n3 7.8802257387476E+27
n4 1.5681401631295E+37
n5 3.120549655232E+46

Nth Root

y√n
2√n 44609.063888407
3√n 1257.8110522482
4√n 211.20857910702
5√n 72.405114374115

Divisors of 1989968581

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 -1989968580
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 1989968581 can be divided by 8 positive divisors. The sum of these divisors (counting 1989968581) is 1, the average is 0.125.

Base conversion 1989968581

Base System Value
2 Binary 1110110100111001000001011000101
3 Ternary 12010200110212201001
4 Quaternary 1312213020023011
5 Quinary 13033412443311
6 Senary 525243533301
8 Octal 16647101305
10 Decimal 1989968581
12 Duodecimal 47652a231
16 Hexadecimal 769c82c5
20 Vigesimal 1b1h6191
36 Base36 wwrxl1

Cryptographic Hash Functions

md5 e15f1bef586ac5c224e4b4b2dfc605b7
sha1 84bc00122b5535bfe7e106c9dbf537226dd83f3b
sha256 00a9a75e0ea513643f274d0d9fdd9fb79c8b3a3ae26ded8d2884b0e7e26b64e9
sha512 fca2e1a5e35524c5b667a6bfd6fcd11c4915afe4b211182cf52f304fa8b0e05f9bdd21a8c9af65153411d27104eb9ebcdc076a9ca825e0f763df7542f103cd10
ripemd-160 f4b255570cefa5d1e982f44e4af2cfa3e0229125

1989968581 as geometric shapes

Circle

Radius = n
Diameter 3979937162
Circumference 12503341349.888
Area 1.2440628221898E+19

Sphere

Radius = n
Volume 3.3008612385971E+28
Surface area 4.9762512887591E+19
Circumference 12503341349.888

Square

Length = n
Perimeter 7959874324
Area 3959974953367153561
Diagonal 2814240555.9465

Cube

Length = n
Surface area 2.3759849720203E+19
Volume 7.8802257387476E+27
Space diagonal 3446726687.7577

Equilateral Triangle

Length = n
Perimeter 5969905743
Area 1.714719453983E+18
Altitude 1723363343.8789

Triangular Pyramid

Length = n
Surface area 1.714719453983E+18
Volume 9.2869350952486E+26
Height 938080185.31551