81750552 (number)

81750552 is an even 8-digits composite number following 81750551 and preceding 81750553. In scientific notation, it is written as 8.1750552 × 10^7. The sum of its digits is 33. It has a total of 7 prime factors and 64 positive divisors. There are 23672832 positive integers (up to 81750552) that are relatively prime to 81750552.

Interesting facts

Basic properties

Name

Name eighty-one million seven hundred fifty thousand five hundred fifty-two

Notation

Scientific notation 8.1750552 × 10^7
Engineering notation 8.1750552 × 10^6

Prime Factorization of 81750552

Prime Factorization 2 × 2 × 2 × 3 × 13 × 17 × 15413

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 20437638
Product of the distinct prime numbers

The prime factorization of 81750552 is 2 × 2 × 2 × 3 × 13 × 17 × 15413. Since it has a total of 7 prime factors.

Most popular turbo-numbers

2, 4, 29, 28, 623, 802, 4134, 7215, 23051, 65580, 704846, 449894, 8538204, 9270046, 18861321, 66759648, 436267954, 826867203, 6437551407, 2961825047

Basic calculations (n = 81750552)

Multiplication

n×y
n×2 163501104
n×3 245251656
n×4 327002208
n×5 408752760

Division

n÷y
n÷2 40875276
n÷3 27250184
n÷3 20437638
n÷5 16350110.4

Exponentiation

ny
n2 6683152752304704
n3 5.4635142660123E+23
n4 4.4664530710638E+31
n5 3.6513500404156E+39

Nth Root

y√n
2√n 9041.6011856308
3√n 434.00716362134
4√n 95.087334517436
5√n 38.23826148925

Divisors of 81750552

1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 51, 52, 68, 78, 102, 104, 136, 156, 204, 221, 312, 408, 442, 663, 884, 1326, 1768, 2652, 5304, 15413, 30826, 46239, 61652, 92478, 123304, 184956, 200369, 262021, 369912, 400738, 524042, 601107, 786063, 801476, 1048084, 1202214, 1572126, 1602952, 2096168, 2404428, 3144252, 3406273, 4808856, 6288504, 6812546, 10218819, 13625092, 20437638, 27250184, 40875276, 81750552

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -81750551
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 81750552 can be divided by 64 positive divisors. The sum of these divisors (counting 81750552) is 1, the average is 0.015625.

Base conversion 81750552

Base System Value
2 Binary 100110111110110101000011000
3 Ternary 12200211100200020
4 Quaternary 10313312220120
5 Quinary 131412004202
6 Senary 12040110440
8 Octal 467665030
10 Decimal 81750552
12 Duodecimal 23465420
16 Hexadecimal 4df6a18
20 Vigesimal 15aig7c
36 Base36 1co74o

Cryptographic Hash Functions

md5 b4ccb0ee12807c144be437be72d2746b
sha1 596f47d74de5baa276201ee0600c72b408543fc0
sha256 f5ee0a62d1f77ca6ef77901d93a4272047b80e33cbe81bf3dede48dd94854557
sha512 2aaa7aa532a96a8e57e4b3a32f0dcb1f02769ad5eddff7e1f6af5346fe962f5a661690c3698bd913a1030ed564ec6878f58eb6aed83f09c08770d829cac4f224
ripemd-160 40cd9fbc16712e8a3755f9b93b610264913cffa4

81750552 as geometric shapes

Circle

Radius = n
Diameter 163501104
Circumference 513653867.18022
Area 2.0995743589459E+16

Sphere

Radius = n
Volume 2.2885515041183E+24
Surface area 8.3982974357835E+16
Circumference 513653867.18022

Square

Length = n
Perimeter 327002208
Area 6683152752304704
Diagonal 115612739.36989

Cube

Length = n
Surface area 40098916513828224
Volume 5.4635142660123E+23
Space diagonal 141596109.6108

Equilateral Triangle

Length = n
Perimeter 245251656
Area 2.8938900304339E+15
Altitude 70798054.805401

Triangular Pyramid

Length = n
Surface area 2.8938900304339E+15
Volume 6.4388133110112E+22
Height 38537579.789962