81783952 (number)

81783952 is an even 8-digits composite number following 81783951 and preceding 81783953. In scientific notation, it is written as 8.1783952 × 10^7. The sum of its digits is 43. It has a total of 8 prime factors and 80 positive divisors. There are 36938880 positive integers (up to 81783952) that are relatively prime to 81783952.

Interesting facts

Basic properties

Name

Name eighty-one million seven hundred eighty-three thousand nine hundred fifty-two

Notation

Scientific notation 8.1783952 × 10^7
Engineering notation 8.1783952 × 10^6

Prime Factorization of 81783952

Prime Factorization 2 × 2 × 2 × 2 × 31 × 23 × 67 × 107

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 10222994
Product of the distinct prime numbers

The prime factorization of 81783952 is 2 × 2 × 2 × 2 × 31 × 23 × 67 × 107. Since it has a total of 8 prime factors.

Most popular turbo-numbers

2, 8, 90, 89, 774, 51, 1843, 9352, 2017, 49717, 186721, 622216, 4526872, 4782221, 3275604, 3797843, 357042055, 586700037, 6469215301, 1675085219

Basic calculations (n = 81783952)

Multiplication

n×y
n×2 163567904
n×3 245351856
n×4 327135808
n×5 408919760

Division

n÷y
n÷2 40891976
n÷3 27261317.333333
n÷3 20445988
n÷5 16356790.4

Exponentiation

ny
n2 6688614804738304
n3 5.4702135213721E+23
n4 4.4737568006164E+31
n5 3.6588151144129E+39

Nth Root

y√n
2√n 9043.4480149996
3√n 434.06626155287
4√n 95.097045248523
5√n 38.241385503059

Divisors of 81783952

1, 2, 4, 8, 16, 23, 31, 46, 62, 67, 92, 107, 124, 134, 184, 214, 248, 268, 368, 428, 496, 536, 713, 856, 1072, 1426, 1541, 1712, 2077, 2461, 2852, 3082, 3317, 4154, 4922, 5704, 6164, 6634, 7169, 8308, 9844, 11408, 12328, 13268, 14338, 16616, 19688, 24656, 26536, 28676, 33232, 39376, 47771, 53072, 57352, 76291, 95542, 114704, 152582, 164887, 191084, 222239, 305164, 329774, 382168, 444478, 610328, 659548, 764336, 888956, 1220656, 1319096, 1777912, 2638192, 3555824, 5111497, 10222994, 20445988, 40891976, 81783952

80 divisors

τ Total Divisors 80
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -81783951
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0125
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 80
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 81783952 can be divided by 80 positive divisors. The sum of these divisors (counting 81783952) is 1, the average is 0.0125.

Base conversion 81783952

Base System Value
2 Binary 100110111111110110010010000
3 Ternary 12200220001111021
4 Quaternary 10313332302100
5 Quinary 131414041302
6 Senary 12040525224
8 Octal 467766220
10 Decimal 81783952
12 Duodecimal 23480814
16 Hexadecimal 4dfec90
20 Vigesimal 15b2jhc
36 Base36 1cowwg

Cryptographic Hash Functions

md5 0ebd8cb87e4468f4738f32a8b3e4f7df
sha1 6a21d286e08906b8f3c8dd070665aa025e7d6333
sha256 75c2c2914ee4fa257836f347f9561367e1b7ec7faaafb42db6bc36622b28b602
sha512 b56950bb1769cf2e04109b86c46c5ce010872e6fde2672fe67f832a36e5174093bdf807db766eec586d0de4814351561d21844ebf7d1bfd64166fd12d08f8dbf
ripemd-160 6b1b979f472008b7c24696f2f7d827520ffa6370

81783952 as geometric shapes

Circle

Radius = n
Diameter 163567904
Circumference 513863725.56948
Area 2.1012903133258E+16

Sphere

Radius = n
Volume 2.2913576816413E+24
Surface area 8.4051612533031E+16
Circumference 513863725.56948

Square

Length = n
Perimeter 327135808
Area 6688614804738304
Diagonal 115659974.10287

Cube

Length = n
Surface area 40131688828429824
Volume 5.4702135213721E+23
Space diagonal 141653960.10777

Equilateral Triangle

Length = n
Perimeter 245351856
Area 2.896255168516E+15
Altitude 70826980.053887

Triangular Pyramid

Length = n
Surface area 2.896255168516E+15
Volume 6.4467084591676E+22
Height 38553324.700957