77885728 (number)

77885728 is an even 8-digits composite number following 77885727 and preceding 77885729. In scientific notation, it is written as 7.7885728 × 10^7. The sum of its digits is 52. It has a total of 9 prime factors and 72 positive divisors. There are 36043392 positive integers (up to 77885728) that are relatively prime to 77885728.

Interesting facts

Basic properties

Name

Name seventy-seven million eight hundred eighty-five thousand seven hundred twenty-eight

Notation

Scientific notation 7.7885728 × 10^7
Engineering notation 7.7885728 × 10^6

Prime Factorization of 77885728

Prime Factorization 2 × 2 × 2 × 2 × 2 × 23 × 23 × 43 × 107

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 211646
Product of the distinct prime numbers

The prime factorization of 77885728 is 2 × 2 × 2 × 2 × 2 × 23 × 23 × 43 × 107. Since it has a total of 9 prime factors.

Most popular turbo-numbers

10, 10, 16, 19, 668, 294, 1822, 4563, 50936, 37996, 205827, 486445, 3562081, 5929749, 32654600, 10538255, 229599263, 246993056, 3748229773, 5550071897

Basic calculations (n = 77885728)

Multiplication

n×y
n×2 155771456
n×3 233657184
n×4 311542912
n×5 389428640

Division

n÷y
n÷2 38942864
n÷3 25961909.333333
n÷3 19471432
n÷5 15577145.6

Exponentiation

ny
n2 6066186626089984
n3 4.7246936155688E+23
n4 3.6798620182553E+31
n5 2.8660873223136E+39

Nth Root

y√n
2√n 8825.2891170771
3√n 427.05711437589
4√n 93.943009942609
5√n 37.869674889301

Divisors of 77885728

1, 2, 4, 8, 16, 23, 32, 43, 46, 86, 92, 107, 172, 184, 214, 344, 368, 428, 529, 688, 736, 856, 989, 1058, 1376, 1712, 1978, 2116, 2461, 3424, 3956, 4232, 4601, 4922, 7912, 8464, 9202, 9844, 15824, 16928, 18404, 19688, 22747, 31648, 36808, 39376, 45494, 56603, 73616, 78752, 90988, 105823, 113206, 147232, 181976, 211646, 226412, 363952, 423292, 452824, 727904, 846584, 905648, 1693168, 1811296, 2433929, 3386336, 4867858, 9735716, 19471432, 38942864, 77885728

72 divisors

τ Total Divisors 72
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -77885727
Sum of the proper positive divisors of n
A Arithmetic Mean 0.013888888888889
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 72
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 77885728 can be divided by 72 positive divisors. The sum of these divisors (counting 77885728) is 1, the average is 0.013888888888889.

Base conversion 77885728

Base System Value
2 Binary 100101001000111000100100000
3 Ternary 12102120000010121
4 Quaternary 10221013010200
5 Quinary 124414320403
6 Senary 11421210024
8 Octal 451070440
10 Decimal 77885728
12 Duodecimal 22100914
16 Hexadecimal 4a47120
20 Vigesimal 146fe68
36 Base36 1add0g

Cryptographic Hash Functions

md5 d133766896c6c164fa58c7189ad4bd5c
sha1 b69b10e3feec391e6de7a04dda574807a3eb0b44
sha256 d3820b12c34a5ce98f7165167a099d16e599bedb397714279ee1395c2715fb79
sha512 b3d8142de08e9c68d291c247516821127181a2de52d8463d93088317401273f8a5d393b6ad62e8b54423ee019c6997905f940b3c056c50e1262ae5280b206006
ripemd-160 a1c4fa4182282a29ee69463165d51bde0692890c

77885728 as geometric shapes

Circle

Radius = n
Diameter 155771456
Circumference 489370461.80859
Area 1.9057487339829E+16

Sphere

Radius = n
Volume 1.9790750337511E+24
Surface area 7.6229949359316E+16
Circumference 489370461.80859

Square

Length = n
Perimeter 311542912
Area 6066186626089984
Diagonal 110147052.8529

Cube

Length = n
Surface area 36397119756539904
Volume 4.7246936155688E+23
Space diagonal 134902038.08049

Equilateral Triangle

Length = n
Perimeter 233657184
Area 2.6267358611457E+15
Altitude 67451019.040245

Triangular Pyramid

Length = n
Surface area 2.6267358611457E+15
Volume 5.5681048243292E+22
Height 36715684.284301