90731487 (number)

90731487 is an odd 8-digits composite number following 90731486 and preceding 90731488. In scientific notation, it is written as 9.0731487 × 10^7. The sum of its digits is 39. It has a total of 5 prime factors and 24 positive divisors. There are 47124000 positive integers (up to 90731487) that are relatively prime to 90731487.

Interesting facts

Basic properties

Name

Name ninety million seven hundred thirty-one thousand four hundred eighty-seven

Notation

Scientific notation 9.0731487 × 10^7
Engineering notation 9.0731487 × 10^6

Prime Factorization of 90731487

Prime Factorization 21 × 7 × 11 × 11 × 5101

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 8248317
Product of the distinct prime numbers

The prime factorization of 90731487 is 21 × 7 × 11 × 11 × 5101. Since it has a total of 5 prime factors.

Most popular turbo-numbers

5, 3, 11, 35, 518, 603, 6978, 4316, 64476, 96092, 66297, 926672, 54019, 8385309, 55480492, 68326044, 195446956, 840461677, 9786013725, 5002957934

Basic calculations (n = 90731487)

Multiplication

n×y
n×2 181462974
n×3 272194461
n×4 362925948
n×5 453657435

Division

n÷y
n÷2 45365743.5
n÷3 30243829
n÷3 22682871.75
n÷5 18146297.4

Exponentiation

ny
n2 8232202733231169
n3 7.4691999527153E+23
n4 6.7769161841019E+31
n5 6.1487968265793E+39

Nth Root

y√n
2√n 9525.307711565
3√n 449.35130730863
4√n 97.597682921087
5√n 39.043757410502

Divisors of 90731487

1, 7, 11, 21, 77, 121, 147, 231, 847, 1617, 2541, 5101, 17787, 35707, 56111, 107121, 392777, 617221, 749847, 1178331, 4320547, 8248317, 12961641, 90731487

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -90731486
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 90731487 can be divided by 24 positive divisors. The sum of these divisors (counting 90731487) is 1, the average is 0.041666666666667.

Base conversion 90731487

Base System Value
2 Binary 101011010000111001111011111
3 Ternary 20022201122012110
4 Quaternary 11122013033133
5 Quinary 141211401422
6 Senary 13000405103
8 Octal 532071737
10 Decimal 90731487
12 Duodecimal 26476793
16 Hexadecimal 56873df
20 Vigesimal 18718e7
36 Base36 1i0ov3

Cryptographic Hash Functions

md5 05df3237808b6fbe75639ebd25497b25
sha1 0e36fb3fea1530ad5c53d7e8f017fb955de2e657
sha256 d952fd27dc6f17d096725bed19d0258fade99b38d9cfef4220d679d4acbf1b99
sha512 f93665c9e5594337ef70f9231dcbdca60585b8e28587db9eab6f5a4ea7161911f48567e45202009efd3df94c8a218a40abad4bef865f97175a6f8f746d671abc
ripemd-160 8a4c72b760b9f90b6c478ebfbdeb2e52c883e544

90731487 as geometric shapes

Circle

Radius = n
Diameter 181462974
Circumference 570082746.01696
Area 2.5862227629581E+16

Sphere

Radius = n
Volume 3.1286911599525E+24
Surface area 1.0344891051832E+17
Circumference 570082746.01696

Square

Length = n
Perimeter 362925948
Area 8232202733231169
Diagonal 128313699.44968

Cube

Length = n
Surface area 49393216399387014
Volume 7.4691999527153E+23
Space diagonal 157151545.33028

Equilateral Triangle

Length = n
Perimeter 272194461
Area 3.5646483480409E+15
Altitude 78575772.665138

Triangular Pyramid

Length = n
Surface area 3.5646483480409E+15
Volume 8.8025365610054E+22
Height 42771233.149893