64491520 (number)

64491520 is an even 8-digits composite number following 64491519 and preceding 64491521. In scientific notation, it is written as 6.4491520 × 10^7. The sum of its digits is 31. It has a total of 14 prime factors and 52 positive divisors. There are 24870912 positive integers (up to 64491520) that are relatively prime to 64491520.

Interesting facts

Basic properties

Name

Name sixty-four million four hundred ninety-one thousand five hundred twenty

Notation

Scientific notation 6.4491520 × 10^7
Engineering notation 6.4491520 × 10^6

Prime Factorization of 64491520

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 235 × 67

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 14
Total number of prime factors
rad Radical 31490
Product of the distinct prime numbers

The prime factorization of 64491520 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 235 × 67. Since it has a total of 14 prime factors.

Most popular turbo-numbers

4, 5, 67, 71, 872, 887, 2385, 3812, 89836, 71153, 949466, 193889, 1011431, 6884729, 39768393, 83401489, 710146904, 659849123, 925345998, 2800872688

Basic calculations (n = 64491520)

Multiplication

n×y
n×2 128983040
n×3 193474560
n×4 257966080
n×5 322457600

Division

n÷y
n÷2 32245760
n÷3 21497173.333333
n÷3 16122880
n÷5 12898304

Exponentiation

ny
n2 4159156151910400
n3 2.6823030215405E+23
n4 1.7298579895974E+31
n5 1.1156117113328E+39

Nth Root

y√n
2√n 8030.6612430111
3√n 401.02138968786
4√n 89.613956742301
5√n 36.467040770314

Divisors of 64491520

1, 2, 4, 8, 16, 32, 64, 67, 128, 134, 235, 256, 268, 470, 512, 536, 940, 1024, 1072, 1880, 2048, 2144, 3760, 4096, 4288, 7520, 8576, 15040, 15745, 17152, 30080, 31490, 34304, 60160, 62980, 68608, 120320, 125960, 137216, 240640, 251920, 274432, 481280, 503840, 962560, 1007680, 2015360, 4030720, 8061440, 16122880, 32245760, 64491520

52 divisors

τ Total Divisors 52
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -64491519
Sum of the proper positive divisors of n
A Arithmetic Mean 0.019230769230769
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 52
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 64491520 can be divided by 52 positive divisors. The sum of these divisors (counting 64491520) is 1, the average is 0.019230769230769.

Base conversion 64491520

Base System Value
2 Binary 11110110000001000000000000
3 Ternary 11111100111201211
4 Quaternary 3312001000000
5 Quinary 113002212040
6 Senary 10222135504
8 Octal 366010000
10 Decimal 64491520
12 Duodecimal 19721594
16 Hexadecimal 3d81000
20 Vigesimal 10318g0
36 Base36 12e9z4

Cryptographic Hash Functions

md5 d05f10703ef8c2b3fe7090192f1025ec
sha1 de23fb0b113c19bc10bf156d086caf1542951d57
sha256 ca00d84c61c313ab8cef7d8fcdfd1567b15cc45c42c4be40510bbaff419044f3
sha512 0014377436906ab24dd3c234eb5ea20a08c9bea4a215b172d8eb7699d537e9aa74a3b62aff5774c2385334c8fe9c1e724b957bd492d9bc3cd21c03d74a29c368
ripemd-160 541d10ac7e5a9762bdba38e19b370069deaec599

64491520 as geometric shapes

Circle

Radius = n
Diameter 128983040
Circumference 405212170.90168
Area 1.3066374411975E+16

Sphere

Radius = n
Volume 1.1235604622898E+24
Surface area 5.2265497647898E+16
Circumference 405212170.90168

Square

Length = n
Perimeter 257966080
Area 4159156151910400
Diagonal 91204782.242056

Cube

Length = n
Surface area 24954936911462400
Volume 2.6823030215405E+23
Space diagonal 111702589.29734

Equilateral Triangle

Length = n
Perimeter 193474560
Area 1.8009674429304E+15
Altitude 55851294.648672

Triangular Pyramid

Length = n
Surface area 1.8009674429304E+15
Volume 3.1611244262141E+22
Height 30401594.080685