Max	9223372036854775807
25835	Positive integer
0b10001100	Binary number
01771452	Octal number
0x129abf	Hex number
5.012 * 10^7	Scientific notation
2^4 * 5	Factorized form
*	Random number

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

85440991 has 4 divisors, whose sum is 88197184
The reverse of 85440991 is 19904458
Previous prime number is 31

Basic properties

Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4

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

2, 1, 65, 91, 288, 899, 8247, 4961, 13044, 51844, 771505, 670257, 2556996, 8583636, 51506898, 10997898, 584687359, 311331433, 3660971928, 8938634153

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

n^y

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

1, 31, 2756161, 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