82661449 (number)

82661449 is an odd 8-digits composite number following 82661448 and preceding 82661450. In scientific notation, it is written as 8.2661449 × 10^7. The sum of its digits is 40. It has a total of 4 prime factors and 12 positive divisors. There are 76065600 positive integers (up to 82661449) that are relatively prime to 82661449.

Interesting facts

Basic properties

Name

Name eighty-two million six hundred sixty-one thousand four hundred forty-nine

Notation

Scientific notation 8.2661449 × 10^7
Engineering notation 8.2661449 × 10^6

Prime Factorization of 82661449

Prime Factorization 13 × 13 × 1061 × 461

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 6358573
Product of the distinct prime numbers

The prime factorization of 82661449 is 13 × 13 × 1061 × 461. Since it has a total of 4 prime factors.

Most popular turbo-numbers

2, 5, 72, 35, 783, 975, 7829, 8683, 77372, 22337, 745359, 529117, 7828899, 129786, 90207637, 32360723, 19500502, 323881745, 8461284133, 8083202439

Basic calculations (n = 82661449)

Multiplication

n×y
n×2 165322898
n×3 247984347
n×4 330645796
n×5 413307245

Division

n÷y
n÷2 41330724.5
n÷3 27553816.333333
n÷3 20665362.25
n÷5 16532289.8

Exponentiation

ny
n2 6832915150779601
n3 5.648186672575E+23
n4 4.6688729457753E+31
n5 3.8593580289469E+39

Nth Root

y√n
2√n 9091.8341933847
3√n 435.61317323066
4√n 95.351110079457
5√n 38.323097385314

Divisors of 82661449

1, 13, 169, 461, 1061, 5993, 13793, 77909, 179309, 489121, 6358573, 82661449

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -82661448
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 82661449 can be divided by 12 positive divisors. The sum of these divisors (counting 82661449) is 1, the average is 0.083333333333333.

Base conversion 82661449

Base System Value
2 Binary 100111011010101000001001001
3 Ternary 12202112122012011
4 Quaternary 10323111001021
5 Quinary 132130131244
6 Senary 12111415521
8 Octal 473250111
10 Decimal 82661449
12 Duodecimal 238245a1
16 Hexadecimal 4ed5049
20 Vigesimal 15gcdc9
36 Base36 1d7pzd

Cryptographic Hash Functions

md5 2c3dae4bad7324acd8883c1e56908d32
sha1 e5b70923a44c2989a003d65bacd0a3d5450b82a6
sha256 816c14bcfc291acd7664fbdcbbf06938d8ed2921ac7092dfa39926c863c64c37
sha512 d9b0b494b860dccdc4340119714d12ac7af03da373d18ad40ba7e4843949c4ef56b931fb1800aa05e81738c08a9e44ea7baf99b64af199fd38f285ad86063de4
ripemd-160 26636b37d01e2ecee0dd26301071f1e9372d7580

82661449 as geometric shapes

Circle

Radius = n
Diameter 165322898
Circumference 519377201.82697
Area 2.1466236040292E+16

Sphere

Radius = n
Volume 2.3659069008887E+24
Surface area 8.5864944161166E+16
Circumference 519377201.82697

Square

Length = n
Perimeter 330645796
Area 6832915150779601
Diagonal 116900942.26121

Cube

Length = n
Surface area 40997490904677606
Volume 5.648186672575E+23
Space diagonal 143173829.49526

Equilateral Triangle

Length = n
Perimeter 247984347
Area 2.9587390512394E+15
Altitude 71586914.747632

Triangular Pyramid

Length = n
Surface area 2.9587390512394E+15
Volume 6.6564518293087E+22
Height 38966980.753737