64778840 (number)

64778840 is an even 8-digits composite number following 64778839 and preceding 64778841. In scientific notation, it is written as 6.4778840 × 10^7. The sum of its digits is 44. It has a total of 7 prime factors and 64 positive divisors. There are 20183040 positive integers (up to 64778840) that are relatively prime to 64778840.

Interesting facts

Basic properties

Name

Name sixty-four million seven hundred seventy-eight thousand eight hundred forty

Notation

Scientific notation 6.4778840 × 10^7
Engineering notation 6.4778840 × 10^6

Prime Factorization of 64778840

Prime Factorization 2 × 2 × 2 × 17 × 7 × 155 × 439

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 16194710
Product of the distinct prime numbers

The prime factorization of 64778840 is 2 × 2 × 2 × 17 × 7 × 155 × 439. Since it has a total of 7 prime factors.

Most popular turbo-numbers

3, 4, 41, 100, 261, 172, 5987, 4017, 53739, 19535, 202367, 704436, 8808938, 9550384, 69766781, 78743312, 363983246, 288818493, 3511622742, 4403053515

Basic calculations (n = 64778840)

Multiplication

n×y
n×2 129557680
n×3 194336520
n×4 259115360
n×5 323894200

Division

n÷y
n÷2 32389420
n÷3 21592946.666667
n÷3 16194710
n÷5 12955768

Exponentiation

ny
n2 4196298111745600
n3 2.7183132397307E+23
n4 1.760891784264E+31
n5 1.1406852715015E+39

Nth Root

y√n
2√n 8048.5303006201
3√n 401.61604553278
4√n 89.713601536334
5√n 36.499476315215

Divisors of 64778840

1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 155, 238, 310, 439, 476, 620, 878, 952, 1085, 1240, 1756, 2170, 2635, 3073, 3512, 4340, 5270, 6146, 7463, 8680, 10540, 12292, 14926, 18445, 21080, 24584, 29852, 36890, 52241, 59704, 68045, 73780, 104482, 136090, 147560, 208964, 272180, 417928, 476315, 544360, 952630, 1156765, 1905260, 2313530, 3810520, 4627060, 8097355, 9254120, 16194710, 32389420, 64778840

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -64778839
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 64778840 can be divided by 64 positive divisors. The sum of these divisors (counting 64778840) is 1, the average is 0.015625.

Base conversion 64778840

Base System Value
2 Binary 11110111000111001001011000
3 Ternary 11111220002212022
4 Quaternary 3313013021120
5 Quinary 113040410330
6 Senary 10232234012
8 Octal 367071130
10 Decimal 64778840
12 Duodecimal 1983b908
16 Hexadecimal 3dc7258
20 Vigesimal 104h720
36 Base36 12kfo8

Cryptographic Hash Functions

md5 9bdaf2599558e74b1f465096eaed6ff2
sha1 5face935d9064d8d973e90080a75f7ef132039cc
sha256 b486260f26c96cb8ba54e9281e8cc07d5bdfc6d67219a3c85b1a39b3075d1bfd
sha512 fc4fb98e892abe651bba52d13b7b5141c3aed0ed2f4dcbe0e44c8e7c2bc4eb8dbec018e16be5bfd7491d7840ccb5956795dca0e6aed9c1b9a2c746ed1f8b4653
ripemd-160 5f1a89efbcfe8bb3550124c959bdd9c51e835d3c

64778840 as geometric shapes

Circle

Radius = n
Diameter 129557680
Circumference 407017455.70414
Area 1.3183059320133E+16

Sphere

Radius = n
Volume 1.1386443872125E+24
Surface area 5.2732237280531E+16
Circumference 407017455.70414

Square

Length = n
Perimeter 259115360
Area 4196298111745600
Diagonal 91611114.082797

Cube

Length = n
Surface area 25177788670473600
Volume 2.7183132397307E+23
Space diagonal 112200242.13538

Equilateral Triangle

Length = n
Perimeter 194336520
Area 1.8170503833122E+15
Altitude 56100121.067688

Triangular Pyramid

Length = n
Surface area 1.8170503833122E+15
Volume 3.2035628753379E+22
Height 30537038.027599