77881428 (number)

77881428 is an even 8-digits composite number following 77881427 and preceding 77881429. In scientific notation, it is written as 7.7881428 × 10^7. The sum of its digits is 45. It has a total of 5 prime factors and 24 positive divisors. There are 25356240 positive integers (up to 77881428) that are relatively prime to 77881428.

Interesting facts

Basic properties

Name

Name seventy-seven million eight hundred eighty-one thousand four hundred twenty-eight

Notation

Scientific notation 7.7881428 × 10^7
Engineering notation 7.7881428 × 10^6

Prime Factorization of 77881428

Prime Factorization 2 × 2 × 9 × 43 × 50311

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 38940714
Product of the distinct prime numbers

The prime factorization of 77881428 is 2 × 2 × 9 × 43 × 50311. Since it has a total of 5 prime factors.

Most popular turbo-numbers

6, 6, 79, 47, 19, 94, 8723, 7873, 47993, 36153, 875202, 411035, 8623966, 4465156, 14376147, 37371122, 475293373, 500911856, 3869747155, 5341920995

Basic calculations (n = 77881428)

Multiplication

n×y
n×2 155762856
n×3 233644284
n×4 311525712
n×5 389407140

Division

n÷y
n÷2 38940714
n÷3 25960476
n÷3 19470357
n÷5 15576285.6

Exponentiation

ny
n2 6065516827319184
n3 4.7239111206965E+23
n4 3.6790494382492E+31
n5 2.8652962393345E+39

Nth Root

y√n
2√n 8825.0454956334
3√n 427.04925508667
4√n 93.941713288791
5√n 37.869256730025

Divisors of 77881428

1, 2, 4, 9, 18, 36, 43, 86, 172, 387, 774, 1548, 50311, 100622, 201244, 452799, 905598, 1811196, 2163373, 4326746, 8653492, 19470357, 38940714, 77881428

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -77881427
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 77881428 can be divided by 24 positive divisors. The sum of these divisors (counting 77881428) is 1, the average is 0.041666666666667.

Base conversion 77881428

Base System Value
2 Binary 100101001000110000001010100
3 Ternary 12102112210020100
4 Quaternary 10221012001110
5 Quinary 124414201203
6 Senary 11421134100
8 Octal 451060124
10 Decimal 77881428
12 Duodecimal 220ba330
16 Hexadecimal 4a46054
20 Vigesimal 146f3b8
36 Base36 1ad9p0

Cryptographic Hash Functions

md5 5346f7f5f14a431fd9c8b22beb12f779
sha1 83b8957284de90ad6270238e625d9465bb92527f
sha256 6d37da0a54f0a02bcdea3dacd4dd48735ff649f62e03e5ac968617214d3c2a37
sha512 c0b7930b8a2f571a53c00991b29417690b792b581a18d26b50059a590b651060751b443718b1fbffbc4e91d087a4557ba0eda5fc4e297b5f4b6bb69df7cbeaa6
ripemd-160 4044572fcedefe594877c77ace68c6d8c338659c

77881428 as geometric shapes

Circle

Radius = n
Diameter 155762856
Circumference 489343444.11176
Area 1.9055383104931E+16

Sphere

Radius = n
Volume 1.9787472630655E+24
Surface area 7.6221532419725E+16
Circumference 489343444.11176

Square

Length = n
Perimeter 311525712
Area 6065516827319184
Diagonal 110140971.73458

Cube

Length = n
Surface area 36393100963915104
Volume 4.7239111206965E+23
Space diagonal 134894590.26202

Equilateral Triangle

Length = n
Perimeter 233644284
Area 2.6264458297702E+15
Altitude 67447295.131009

Triangular Pyramid

Length = n
Surface area 2.6264458297702E+15
Volume 5.5671826452784E+22
Height 36713657.244861