85440991 (number)

85440991 is an odd 8-digits composite number following 85440990 and preceding 85440992. In scientific notation, it is written as 8.5440991 × 10^7. The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors. There are 82684800 positive integers (up to 85440991) that are relatively prime to 85440991.

Interesting facts

Basic properties

Name

Name eighty-five million four hundred forty thousand nine hundred ninety-one

Notation

Scientific notation 8.5440991 × 10^7
Engineering notation 8.5440991 × 10^6

Prime Factorization of 85440991

Prime Factorization 31 × 2756161

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 85440991
Product of the distinct prime numbers

The prime factorization of 85440991 is 31 × 2756161. Since it has a total of 2 prime factors.

Most popular turbo-numbers

Basic calculations (n = 85440991)

Multiplication

n×y
n×2 170881982
n×3 256322973
n×4 341763964
n×5 427204955

Division

n÷y
n÷2 42720495.5
n÷3 28480330.333333
n÷3 21360247.75
n÷5 17088198.2

Exponentiation

ny
n2 7300162943062081
n3 6.237331563167E+23
n4 5.3292378995257E+31
n5 4.5533536741023E+39

Nth Root

y√n
2√n 9243.4296124328
3√n 440.44203339219
4√n 96.142756422067
5√n 38.577426757411

Divisors of 85440991

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 -85440990
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 85440991 can be divided by 4 positive divisors. The sum of these divisors (counting 85440991) is 1, the average is 0.25.

Base conversion 85440991

Base System Value
2 Binary 101000101111011100111011111
3 Ternary 12221202212000011
4 Quaternary 11011323213133
5 Quinary 133333102431
6 Senary 12251144051
8 Octal 505734737
10 Decimal 85440991
12 Duodecimal 24745027
16 Hexadecimal 517b9df
20 Vigesimal 16e029b
36 Base36 1evaov

Cryptographic Hash Functions

md5 6b45d7ecd3696d7c05bfaccf9b9cd5a0
sha1 d04348f072f32b8df9a68368d2711134bbb888ae
sha256 0a06c9a017e556edd8234e13044e173ea399dd7e8332a4c885cedcda1954e0e6
sha512 c7c95ffdf6206103a9bc4d17094cd0b75e9a645cb15bbf01533761f24dca481cad9602cf9b14040d6cd21bbf59eab2c45e72f0865b8b49ca4b5216764475d453
ripemd-160 03710a7cfe6f6af1cd85dd876fd56e3ffb8df472

85440991 as geometric shapes

Circle

Radius = n
Diameter 170881982
Circumference 536841579.28206
Area 2.2934138271932E+16

Sphere

Radius = n
Volume 2.6126873355799E+24
Surface area 9.1736553087729E+16
Circumference 536841579.28206

Square

Length = n
Perimeter 341763964
Area 7300162943062081
Diagonal 120831808.2548

Cube

Length = n
Surface area 43800977658372486
Volume 6.237331563167E+23
Space diagonal 147988137.46104

Equilateral Triangle

Length = n
Perimeter 256322973
Area 3.1610632802288E+15
Altitude 73994068.730518

Triangular Pyramid

Length = n
Surface area 3.1610632802288E+15
Volume 7.3507657413738E+22
Height 40277269.418266