82981745 (number)

82981745 is an odd 8-digits composite number following 82981744 and preceding 82981746. In scientific notation, it is written as 8.2981745 × 10^7. The sum of its digits is 44. It has a total of 5 prime factors and 32 positive divisors. There are 50400000 positive integers (up to 82981745) that are relatively prime to 82981745.

Interesting facts

Basic properties

Name

Name eighty-two million nine hundred eighty-one thousand seven hundred forty-five

Notation

Scientific notation 8.2981745 × 10^7
Engineering notation 8.2981745 × 10^6

Prime Factorization of 82981745

Prime Factorization 5 × 77 × 7 × 41 × 751

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 82981745
Product of the distinct prime numbers

The prime factorization of 82981745 is 5 × 77 × 7 × 41 × 751. Since it has a total of 5 prime factors.

Most popular turbo-numbers

1, 8, 82, 100, 910, 851, 5044, 8923, 66177, 23692, 534923, 453361, 9208753, 372217, 84401691, 35343798, 947451513, 124023638, 5879474462, 7536780332

Basic calculations (n = 82981745)

Multiplication

n×y
n×2 165963490
n×3 248945235
n×4 331926980
n×5 414908725

Division

n÷y
n÷2 41490872.5
n÷3 27660581.666667
n÷3 20745436.25
n÷5 16596349

Exponentiation

ny
n2 6885970003245025
n3 5.7140980688693E+23
n4 4.741658288559E+31
n5 3.9347107897834E+39

Nth Root

y√n
2√n 9109.4316507672
3√n 436.17508504158
4√n 95.443342621512
5√n 38.352750274869

Divisors of 82981745

1, 5, 7, 35, 41, 77, 205, 287, 385, 539, 751, 1435, 2695, 3157, 3755, 5257, 15785, 22099, 26285, 30791, 57827, 110495, 153955, 215537, 289135, 404789, 1077685, 2023945, 2370907, 11854535, 16596349, 82981745

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -82981744
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 82981745 can be divided by 32 positive divisors. The sum of these divisors (counting 82981745) is 1, the average is 0.03125.

Base conversion 82981745

Base System Value
2 Binary 100111100100011001101110001
3 Ternary 12210010220112222
4 Quaternary 10330203031301
5 Quinary 132220403440
6 Senary 12122330425
8 Octal 474431561
10 Decimal 82981745
12 Duodecimal 23959a15
16 Hexadecimal 4f23371
20 Vigesimal 15ice75
36 Base36 1del4h

Cryptographic Hash Functions

md5 2222c322afe98af59f2dba3e871b9fc3
sha1 2b88c6a8ee061d1bef8beac13c3f2359da0d3f6b
sha256 cf4a2461c6f7742131aa25ccfaf1d3cf493161ad73c4738a9f8bf6822f49a66c
sha512 053d9c78a4e7e70060566fcc6ecbcee7f6ab9733b9cd62500fded0242d06438b1e0b8b10d272b5f8b9b04c9a0c07870d0e0f61d3991c122d5d0b6a29a3d1a635
ripemd-160 ad95def8b111f20062a9a37173a623fb3e6e8376

82981745 as geometric shapes

Circle

Radius = n
Diameter 165963490
Circumference 521389680.94812
Area 2.1632912775034E+16

Sphere

Radius = n
Volume 2.3935158020068E+24
Surface area 8.6531651100137E+16
Circumference 521389680.94812

Square

Length = n
Perimeter 331926980
Area 6885970003245025
Diagonal 117353909.20839

Cube

Length = n
Surface area 41315820019470150
Volume 5.7140980688693E+23
Space diagonal 143728598.44072

Equilateral Triangle

Length = n
Perimeter 248945235
Area 2.9817124762539E+15
Altitude 71864299.220362

Triangular Pyramid

Length = n
Surface area 2.9817124762539E+15
Volume 6.7341291547707E+22
Height 39117969.736129