91788144 (number)

91788144 is an even 8-digits composite number following 91788143 and preceding 91788145. In scientific notation, it is written as 9.1788144 × 10^7. The sum of its digits is 42. It has a total of 7 prime factors and 40 positive divisors. There are 25611264 positive integers (up to 91788144) that are relatively prime to 91788144.

Interesting facts

Basic properties

Name

Name ninety-one million seven hundred eighty-eight thousand one hundred forty-four

Notation

Scientific notation 9.1788144 × 10^7
Engineering notation 9.1788144 × 10^6

Prime Factorization of 91788144

Prime Factorization 2 × 2 × 2 × 2 × 21 × 43 × 6353

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 11473518
Product of the distinct prime numbers

The prime factorization of 91788144 is 2 × 2 × 2 × 2 × 21 × 43 × 6353. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 91788144)

Multiplication

n×y
n×2 183576288
n×3 275364432
n×4 367152576
n×5 458940720

Division

n÷y
n÷2 45894072
n÷3 30596048
n÷3 22947036
n÷5 18357628.8

Exponentiation

ny
n2 8425063378964736
n3 7.7332093063754E+23
n4 7.0981692939573E+31
n5 6.5152778529013E+39

Nth Root

y√n
2√n 9580.6129240253
3√n 451.08895776054
4√n 97.880605453917
5√n 39.134277266497

Divisors of 91788144

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -91788143
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 91788144 can be divided by 40 positive divisors. The sum of these divisors (counting 91788144) is 1, the average is 0.025.

Base conversion 91788144

Base System Value
2 Binary 101011110001001001101110000
3 Ternary 20101201022122220
4 Quaternary 11132021031300
5 Quinary 141444210034
6 Senary 13035201040
8 Octal 536111560
10 Decimal 91788144
12 Duodecimal 268a6180
16 Hexadecimal 5789370
20 Vigesimal 18dda74
36 Base36 1inc6o

Cryptographic Hash Functions

md5 73c3df536cbb7fc4100b5c3f24de4109
sha1 00bdd94bf4f85a3b1cc893c9180237840e9409c9
sha256 921ac938ec1525158d512d2ff29eb764c90583e46d7837838cd95a601bd716d4
sha512 a3d9e8a664e840761f3fe44f3d19b5f359fd02efba9acdb415e33c1b60592bd4f39f4e34068495ee741722cebadc54cafd93d7727a6c7a07cc638b97bc681b1b
ripemd-160 b9753022a4b1e04f6cbdc06d728505f79368bc1d

91788144 as geometric shapes

Circle

Radius = n
Diameter 183576288
Circumference 576721917.75408
Area 2.6468117217384E+16

Sphere

Radius = n
Volume 3.2392791394108E+24
Surface area 1.0587246886954E+17
Circumference 576721917.75408

Square

Length = n
Perimeter 367152576
Area 8425063378964736
Diagonal 129808038.10985

Cube

Length = n
Surface area 50550380273788416
Volume 7.7332093063754E+23
Space diagonal 158981728.94045

Equilateral Triangle

Length = n
Perimeter 275364432
Area 3.6481594573387E+15
Altitude 79490864.470224

Triangular Pyramid

Length = n
Surface area 3.6481594573387E+15
Volume 9.1136745681216E+22
Height 43269346.036618