386996981 (number)

386996981 is an odd 9-digits composite number following 386996980 and preceding 386996982. In scientific notation, it is written as 3.86996981 × 10^8. The sum of its digits is 59. It has a total of 2 prime factors and 4 positive divisors. There are 331711692 positive integers (up to 386996981) that are relatively prime to 386996981.

Interesting facts

Basic properties

Name

Name three hundred eighty-six million nine hundred ninety-six thousand nine hundred eighty-one

Notation

Scientific notation 3.86996981 × 10^8
Engineering notation 3.86996981 × 10^6

Prime Factorization of 386996981

Prime Factorization 7 × 55285283

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 386996981
Product of the distinct prime numbers

The prime factorization of 386996981 is 7 × 55285283. Since it has a total of 2 prime factors.

Most popular turbo-numbers

4, 2, 62, 46, 385, 68, 4753, 2699, 31573, 85021, 431925, 151497, 5145231, 2167527, 27095657, 22303661, 274804384, 348554966, 3013953654, 6481869700

Basic calculations (n = 386996981)

Multiplication

n×y
n×2 773993962
n×3 1160990943
n×4 1547987924
n×5 1934984905

Division

n÷y
n÷2 193498490.5
n÷3 128998993.66667
n÷3 96749245.25
n÷5 77399396.2

Exponentiation

ny
n2 149766663303114361
n3 5.7959246552749E+25
n4 2.2430053436948E+34
n5 8.6803629637677E+42

Nth Root

y√n
2√n 19672.238840559
3√n 728.73426814216
4√n 140.25775857527
5√n 52.184498646188

Divisors of 386996981

1, 7, 55285283, 386996981

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 -386996980
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 386996981 can be divided by 4 positive divisors. The sum of these divisors (counting 386996981) is 1, the average is 0.25.

Base conversion 386996981

Base System Value
2 Binary 10111000100010001101011110101
3 Ternary 222222012111001112
4 Quaternary 113010101223311
5 Quinary 1243032400411
6 Senary 102222404405
8 Octal 2704215365
10 Decimal 386996981
12 Duodecimal a9730705
16 Hexadecimal 17111af5
20 Vigesimal 60iec91
36 Base36 6eeos5

Cryptographic Hash Functions

md5 1fa2798bca456ad9ded0db09b6276742
sha1 57659af2a47819bf78b6ef338252ec20f28b2c0f
sha256 60be84e77d21cb6ae581258a3282a6098bfa3ea85976fadfd872f433963ec960
sha512 4c86974c9aeddfb59078c70ecb6ce8481ddddc9922809fe51eea9bb965f1cbeb2554bff5179adc4ba651286b5176df68ec5af75ef9305a46623d7d4cad8ce73e
ripemd-160 9b5b5e54137344db43c364a27a1c02aa4fd07030

386996981 as geometric shapes

Circle

Radius = n
Diameter 773993962
Circumference 2431573744.9421
Area 4.7050584918572E+17

Sphere

Radius = n
Volume 2.4277912423695E+26
Surface area 1.8820233967429E+18
Circumference 2431573744.9421

Square

Length = n
Perimeter 1547987924
Area 149766663303114361
Diagonal 547296379.12764

Cube

Length = n
Surface area 898599979818686166
Volume 5.7959246552749E+25
Space diagonal 670298433.46777

Equilateral Triangle

Length = n
Perimeter 1160990943
Area 6.4850867530264E+16
Altitude 335149216.73388

Triangular Pyramid

Length = n
Surface area 6.4850867530264E+16
Volume 6.8305627116519E+24
Height 182432126.37588