126990561 (number)

126990561 is an odd 9-digits composite number following 126990560 and preceding 126990562. In scientific notation, it is written as 1.26990561 × 10^8. The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors. There are 79296000 positive integers (up to 126990561) that are relatively prime to 126990561.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.26990561 × 10^8
Engineering notation 1.26990561 × 10^6

Prime Factorization of 126990561

Prime Factorization 3 × 3587 × 11801

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 126990561
Product of the distinct prime numbers

The prime factorization of 126990561 is 3 × 3587 × 11801. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 126990561)

Multiplication

n×y
n×2 253981122
n×3 380971683
n×4 507962244
n×5 634952805

Division

n÷y
n÷2 63495280.5
n÷3 42330187
n÷3 31747640.25
n÷5 25398112.2

Exponentiation

ny
n2 16126602583094721
n3 2.0479263090512E+24
n4 2.6006731087308E+32
n5 3.3026093705533E+40

Nth Root

y√n
2√n 11269.008873898
3√n 502.64011636822
4√n 106.15558804838
5√n 41.759403679427

Divisors of 126990561

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -126990560
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 126990561 can be divided by 8 positive divisors. The sum of these divisors (counting 126990561) is 1, the average is 0.125.

Base conversion 126990561

Base System Value
2 Binary 111100100011011100011100001
3 Ternary 22211221210022010
4 Quaternary 13210123203201
5 Quinary 230002144221
6 Senary 20333503133
8 Octal 744334341
10 Decimal 126990561
12 Duodecimal 36641aa9
16 Hexadecimal 791b8e1
20 Vigesimal 1jddg81
36 Base36 23lujl

Cryptographic Hash Functions

md5 dc7b8c9ca35d8ff0d266795176a0f486
sha1 6ad3915a8f937ccbdcb6af1720116d475beab49a
sha256 5d90eae2698a02ea150cfd7113563e0e1de4411e6c849369648edf2c3848efec
sha512 2a5e0ae694e63521129710c2743c50c9063401e8a777ac59a8e68505bdb4da059b307e7a807062b6e0b6997639f140f9ebdaf7e798ed54e95345288501606acf
ripemd-160 6f60dbb5dd1fc3f659bddbec452e437208515b1b

126990561 as geometric shapes

Circle

Radius = n
Diameter 253981122
Circumference 797905227.02569
Area 5.0663216202413E+16

Sphere

Radius = n
Volume 8.5783336634782E+24
Surface area 2.0265286480965E+17
Circumference 797905227.02569

Square

Length = n
Perimeter 507962244
Area 16126602583094721
Diagonal 179591773.65957

Cube

Length = n
Surface area 96759615498568326
Volume 2.0479263090512E+24
Space diagonal 219954103.73367

Equilateral Triangle

Length = n
Perimeter 380971683
Area 6.9830237568479E+15
Altitude 109977051.86684

Triangular Pyramid

Length = n
Surface area 6.9830237568479E+15
Volume 2.4135043008341E+23
Height 59863924.553189