64831728 (number)

64831728 is an even 8-digits composite number following 64831727 and preceding 64831729. In scientific notation, it is written as 6.4831728 × 10^7. The sum of its digits is 39. It has a total of 8 prime factors and 80 positive divisors. There are 19741440 positive integers (up to 64831728) that are relatively prime to 64831728.

Interesting facts

Basic properties

Name

Name sixty-four million eight hundred thirty-one thousand seven hundred twenty-eight

Notation

Scientific notation 6.4831728 × 10^7
Engineering notation 6.4831728 × 10^6

Prime Factorization of 64831728

Prime Factorization 2 × 2 × 2 × 2 × 3 × 13 × 107 × 971

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 8103966
Product of the distinct prime numbers

The prime factorization of 64831728 is 2 × 2 × 2 × 2 × 3 × 13 × 107 × 971. Since it has a total of 8 prime factors.

Most popular turbo-numbers

5, 9, 47, 22, 343, 275, 5902, 13, 47157, 87840, 237667, 3313, 9236638, 5628241, 97197211, 68724349, 864767019, 991248768, 1126874573, 8745014078

Basic calculations (n = 64831728)

Multiplication

n×y
n×2 129663456
n×3 194495184
n×4 259326912
n×5 324158640

Division

n÷y
n÷2 32415864
n÷3 21610576
n÷3 16207932
n÷5 12966345.6

Exponentiation

ny
n2 4203152955465984
n3 2.7249766915117E+23
n4 1.7666494767042E+31
n5 1.1453493834503E+39

Nth Root

y√n
2√n 8051.8151990716
3√n 401.7253141945
4√n 89.731907363388
5√n 36.505434292219

Divisors of 64831728

1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 107, 156, 208, 214, 312, 321, 428, 624, 642, 856, 971, 1284, 1391, 1712, 1942, 2568, 2782, 2913, 3884, 4173, 5136, 5564, 5826, 7768, 8346, 11128, 11652, 12623, 15536, 16692, 22256, 23304, 25246, 33384, 37869, 46608, 50492, 66768, 75738, 100984, 103897, 151476, 201968, 207794, 302952, 311691, 415588, 605904, 623382, 831176, 1246764, 1350661, 1662352, 2493528, 2701322, 4051983, 4987056, 5402644, 8103966, 10805288, 16207932, 21610576, 32415864, 64831728

80 divisors

τ Total Divisors 80
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -64831727
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0125
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 80
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 64831728 can be divided by 80 positive divisors. The sum of these divisors (counting 64831728) is 1, the average is 0.0125.

Base conversion 64831728

Base System Value
2 Binary 11110111010100000011110000
3 Ternary 11111222210102010
4 Quaternary 3313110003300
5 Quinary 113044103403
6 Senary 10233322520
8 Octal 367240360
10 Decimal 64831728
12 Duodecimal 19866440
16 Hexadecimal 3dd40f0
20 Vigesimal 1053j68
36 Base36 12lkhc

Cryptographic Hash Functions

md5 c71b414e697b7eeed302626bc8646ef5
sha1 0033ea151b8d0b664b6f6573626534421ce214de
sha256 03aa33f3e308124f2d73e0627733eca0b10176dbdbb907ff1785ee5253da2327
sha512 03cdd34b2866fac7eb85da6206eadc2e47127c0a3175ab3a1e7d9fa77393a8e4f32df08d44fd7a9006b8091e720310aca191338ef39657fcd2cb16beb87ef983
ripemd-160 09c42efc9123d6ac7e5b3928a4504e0e35978653

64831728 as geometric shapes

Circle

Radius = n
Diameter 129663456
Circumference 407349760.80866
Area 1.3204594446806E+16

Sphere

Radius = n
Volume 1.1414355673675E+24
Surface area 5.2818377787225E+16
Circumference 407349760.80866

Square

Length = n
Perimeter 259326912
Area 4203152955465984
Diagonal 91685909.009684

Cube

Length = n
Surface area 25218917732795904
Volume 2.7249766915117E+23
Space diagonal 112291846.83849

Equilateral Triangle

Length = n
Perimeter 194495184
Area 1.8200186177126E+15
Altitude 56145923.419243

Triangular Pyramid

Length = n
Surface area 1.8200186177126E+15
Volume 3.211415828572E+22
Height 30561969.669895