126912961 (number)

126912961 is an odd 9-digits composite number following 126912960 and preceding 126912962. In scientific notation, it is written as 1.26912961 × 10^8. The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors. There are 105031248 positive integers (up to 126912961) that are relatively prime to 126912961.

Interesting facts

Basic properties

Name

Name one hundred twenty-six million nine hundred twelve thousand nine hundred sixty-one

Notation

Scientific notation 1.26912961 × 10^8
Engineering notation 1.26912961 × 10^6

Prime Factorization of 126912961

Prime Factorization 7 × 29 × 625187

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 126912961
Product of the distinct prime numbers

The prime factorization of 126912961 is 7 × 29 × 625187. Since it has a total of 3 prime factors.

Most popular turbo-numbers

3, 3, 90, 99, 785, 534, 9216, 6077, 11289, 36759, 966820, 632290, 9407891, 7256022, 68894235, 24052996, 535555462, 215183155, 4806663691, 2705060494

Basic calculations (n = 126912961)

Multiplication

n×y
n×2 253825922
n×3 380738883
n×4 507651844
n×5 634564805

Division

n÷y
n÷2 63456480.5
n÷3 42304320.333333
n÷3 31728240.25
n÷5 25382592.2

Exponentiation

ny
n2 16106899669787521
n3 2.0441743296227E+24
n4 2.594322169726E+32
n5 3.2925310834787E+40

Nth Root

y√n
2√n 11265.565276541
3√n 502.53771290266
4√n 106.13936723262
5√n 41.754298855785

Divisors of 126912961

1, 7, 29, 203, 625187, 4376309, 18130423, 126912961

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 -126912960
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 126912961 can be divided by 8 positive divisors. The sum of these divisors (counting 126912961) is 1, the average is 0.125.

Base conversion 126912961

Base System Value
2 Binary 111100100001000100111000001
3 Ternary 22211210211212001
4 Quaternary 13210020213001
5 Quinary 224442203321
6 Senary 20332104001
8 Octal 744104701
10 Decimal 126912961
12 Duodecimal 36605001
16 Hexadecimal 79089c1
20 Vigesimal 1jd4281
36 Base36 23k6o1

Cryptographic Hash Functions

md5 6eab14f3226a8685ae8b777d650628ce
sha1 deaf67495fb22f5d6f81af7053b9c0a8e2efa096
sha256 d6567023136c3f0ccdcc394a758c21fccd2f6aa1ffad2878b1606707baf5a2c1
sha512 824dcbdabf228ff970c3699bf98ebd24ff41e2c5bcb679238847e7761d476ee459d8fd6ff1a02513c99edf8ce800c47058518b1165057869dad4396b1ab2be4d
ripemd-160 ff782f55b3e3f960f577073015280071c5eeae40

126912961 as geometric shapes

Circle

Radius = n
Diameter 253825922
Circumference 797417651.84586
Area 5.0601317674712E+16

Sphere

Radius = n
Volume 8.5626174087992E+24
Surface area 2.0240527069885E+17
Circumference 797417651.84586

Square

Length = n
Perimeter 507651844
Area 16106899669787521
Diagonal 179482030.68713

Cube

Length = n
Surface area 96641398018725126
Volume 2.0441743296227E+24
Space diagonal 219819696.59101

Equilateral Triangle

Length = n
Perimeter 380738883
Area 6.9744921451216E+15
Altitude 109909848.2955

Triangular Pyramid

Length = n
Surface area 6.9744921451216E+15
Volume 2.4090825506727E+23
Height 59827343.562376