61449920 (number)

61449920 is an even 8-digits composite number following 61449919 and preceding 61449921. In scientific notation, it is written as 6.1449920 × 10^7. The sum of its digits is 35. It has a total of 9 prime factors and 56 positive divisors. There are 21063168 positive integers (up to 61449920) that are relatively prime to 61449920.

Interesting facts

Basic properties

Name

Name sixty-one million four hundred forty-nine thousand nine hundred twenty

Notation

Scientific notation 6.1449920 × 10^7
Engineering notation 6.1449920 × 10^6

Prime Factorization of 61449920

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 5 × 49 × 3919

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 1920310
Product of the distinct prime numbers

The prime factorization of 61449920 is 2 × 2 × 2 × 2 × 2 × 2 × 5 × 49 × 3919. Since it has a total of 9 prime factors.

Most popular turbo-numbers

1, 8, 5, 85, 194, 355, 898, 106, 54322, 37306, 613821, 972473, 3018102, 9635297, 35855686, 83481052, 753102572, 673377611, 9464812711, 1596616444

Basic calculations (n = 61449920)

Multiplication

n×y
n×2 122899840
n×3 184349760
n×4 245799680
n×5 307249600

Division

n÷y
n÷2 30724960
n÷3 20483306.666667
n÷3 15362480
n÷5 12289984

Exponentiation

ny
n2 3776092668006400
n3 2.3204059236158E+23
n4 1.4258875837372E+31
n5 8.7620677949642E+38

Nth Root

y√n
2√n 7838.9999362164
3√n 394.61516757622
4√n 88.538127020038
5√n 36.116384203169

Divisors of 61449920

1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 49, 64, 80, 98, 160, 196, 245, 320, 392, 490, 784, 980, 1568, 1960, 3136, 3919, 3920, 7838, 7840, 15676, 15680, 19595, 31352, 39190, 62704, 78380, 125408, 156760, 192031, 250816, 313520, 384062, 627040, 768124, 960155, 1254080, 1536248, 1920310, 3072496, 3840620, 6144992, 7681240, 12289984, 15362480, 30724960, 61449920

56 divisors

τ Total Divisors 56
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -61449919
Sum of the proper positive divisors of n
A Arithmetic Mean 0.017857142857143
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 56
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 61449920 can be divided by 56 positive divisors. The sum of these divisors (counting 61449920) is 1, the average is 0.017857142857143.

Base conversion 61449920

Base System Value
2 Binary 11101010011010011011000000
3 Ternary 11021121222102222
4 Quaternary 3222122123000
5 Quinary 111212344140
6 Senary 10033030212
8 Octal 352323300
10 Decimal 61449920
12 Duodecimal 186b5368
16 Hexadecimal 3a9a6c0
20 Vigesimal j414g0
36 Base36 10l328

Cryptographic Hash Functions

md5 0de5d038423d0ccdb0f3830f58576c03
sha1 741462fa8327c96afa3502f730bc8f3d059b21d4
sha256 a89ddecf5227aa5f862b6f5944132124d25ef7cc9fa6a3a4c168509f221fb685
sha512 02c83186f062f3346d42cbf5de6067e5598346d7719bd11c11021ba1bd39897c78b2ce3b920ee3b302c64ca0476fe6f58beefb6e40390ad3b333a2ac356c57d2
ripemd-160 89bc0d869b9e3b692de499cf2d5ef2c958b4d815

61449920 as geometric shapes

Circle

Radius = n
Diameter 122899840
Circumference 386101234.47136
Area 1.1862944985083E+16

Sphere

Radius = n
Volume 9.7196936039702E+23
Surface area 4.7451779940333E+16
Circumference 386101234.47136

Square

Length = n
Perimeter 245799680
Area 3776092668006400
Diagonal 86903310.270742

Cube

Length = n
Surface area 22656556008038400
Volume 2.3204059236158E+23
Space diagonal 106434383.56104

Equilateral Triangle

Length = n
Perimeter 184349760
Area 1.6350960887689E+15
Altitude 53217191.780521

Triangular Pyramid

Length = n
Surface area 1.6350960887689E+15
Volume 2.7346246061569E+22
Height 28967770.090247