991661550 (number)

991661550 is an even 9-digits composite number following 991661549 and preceding 991661551. In scientific notation, it is written as 9.91661550 × 10^8. The sum of its digits is 42. It has a total of 6 prime factors and 48 positive divisors. There are 240354400 positive integers (up to 991661550) that are relatively prime to 991661550.

Interesting facts

Basic properties

Name

Name nine hundred ninety-one million six hundred sixty-one thousand five hundred fifty

Notation

Scientific notation 9.91661550 × 10^8
Engineering notation 9.91661550 × 10^6

Prime Factorization of 991661550

Prime Factorization 2 × 165 × 5 × 11 × 11 × 4967

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 90151050
Product of the distinct prime numbers

The prime factorization of 991661550 is 2 × 165 × 5 × 11 × 11 × 4967. Since it has a total of 6 prime factors.

Most popular turbo-numbers

6, 8, 30, 21, 583, 870, 7419, 1585, 67266, 85865, 208279, 300849, 5893989, 4456302, 76246606, 81367748, 48983969, 510719112, 5730769189, 2345929934

Basic calculations (n = 991661550)

Multiplication

n×y
n×2 1983323100
n×3 2974984650
n×4 3966646200
n×5 4958307750

Division

n÷y
n÷2 495830775
n÷3 330553850
n÷3 247915387.5
n÷5 198332310

Exponentiation

ny
n2 983392629748402500
n3 9.7519265947488E+26
n4 9.6706106424348E+35
n5 9.5899727391234E+44

Nth Root

y√n
2√n 31490.658138565
3√n 997.2127551506
4√n 177.45607382833
5√n 62.99015759399

Divisors of 991661550

1, 2, 5, 10, 11, 22, 55, 110, 121, 165, 242, 330, 605, 825, 1210, 1650, 1815, 3630, 4967, 9075, 9934, 18150, 19965, 24835, 39930, 49670, 54637, 99825, 109274, 199650, 273185, 546370, 601007, 819555, 1202014, 1639110, 3005035, 4097775, 6010070, 8195550, 9015105, 18030210, 45075525, 90151050, 99166155, 198332310, 495830775, 991661550

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -991661549
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 991661550 can be divided by 48 positive divisors. The sum of these divisors (counting 991661550) is 1, the average is 0.020833333333333.

Base conversion 991661550

Base System Value
2 Binary 111011000110111000110111101110
3 Ternary 2120002222121220120
4 Quaternary 323012320313232
5 Quinary 4012331132200
6 Senary 242222425410
8 Octal 7306706756
10 Decimal 991661550
12 Duodecimal 238132266
16 Hexadecimal 3b1b8dee
20 Vigesimal f9hhdha
36 Base36 geeqy6

Cryptographic Hash Functions

md5 1bd824e92d84c1ca06d6619e986791f8
sha1 26698046970afa4045713cefa7ef819489953f69
sha256 036608ed77b2ac5b33e00fbe767abf766eb984dbd4dfbe9e5c9bf644eaec7fab
sha512 060a1f2c4786e2692ba8b4519ce7645d8b73c1b8a69ccf5f45b2a2fc0b9ae0bfa022c535250f910b6d4456c155dcfb8e667d366b3a0b16acdb247e14a212d170
ripemd-160 a22033a2fe1f5e9f291b2069a50120495740f5da

991661550 as geometric shapes

Circle

Radius = n
Diameter 1983323100
Circumference 6230793280.6549
Area 3.0894190612119E+18

Sphere

Radius = n
Volume 4.084877459788E+27
Surface area 1.2357676244848E+19
Circumference 6230793280.6549

Square

Length = n
Perimeter 3966646200
Area 983392629748402500
Diagonal 1402421213.2939

Cube

Length = n
Surface area 5900355778490415000
Volume 9.7519265947488E+26
Space diagonal 1717608188.5125

Equilateral Triangle

Length = n
Perimeter 2974984650
Area 4.2582149962825E+17
Altitude 858804094.25625

Triangular Pyramid

Length = n
Surface area 4.2582149962825E+17
Volume 1.1492755707967E+26
Height 467473737.76464