77978020 (number)

77978020 is an even 8-digits composite number following 77978019 and preceding 77978021. In scientific notation, it is written as 7.7978020 × 10^7. The sum of its digits is 40. It has a total of 6 prime factors and 48 positive divisors. There are 29969280 positive integers (up to 77978020) that are relatively prime to 77978020.

Interesting facts

Basic properties

Name

Name seventy-seven million nine hundred seventy-eight thousand twenty

Notation

Scientific notation 7.7978020 × 10^7
Engineering notation 7.7978020 × 10^6

Prime Factorization of 77978020

Prime Factorization 2 × 2 × 5 × 31 × 173 × 727

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 38989010
Product of the distinct prime numbers

The prime factorization of 77978020 is 2 × 2 × 5 × 31 × 173 × 727. Since it has a total of 6 prime factors.

Most popular turbo-numbers

5, 2, 88, 46, 338, 5, 6107, 1997, 31994, 83807, 239600, 159468, 4887721, 2762069, 20116237, 47468291, 86185375, 831330206, 4937671792, 5787021441

Basic calculations (n = 77978020)

Multiplication

n×y
n×2 155956040
n×3 233934060
n×4 311912080
n×5 389890100

Division

n÷y
n÷2 38989010
n÷3 25992673.333333
n÷3 19494505
n÷5 15595604

Exponentiation

ny
n2 6080571603120400
n3 4.7415093407955E+23
n4 3.6973351020674E+31
n5 2.8831087053572E+39

Nth Root

y√n
2√n 8830.5164061905
3√n 427.22573062252
4√n 93.970827421017
5√n 37.87864549967

Divisors of 77978020

1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 173, 310, 346, 620, 692, 727, 865, 1454, 1730, 2908, 3460, 3635, 5363, 7270, 10726, 14540, 21452, 22537, 26815, 45074, 53630, 90148, 107260, 112685, 125771, 225370, 251542, 450740, 503084, 628855, 1257710, 2515420, 3898901, 7797802, 15595604, 19494505, 38989010, 77978020

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -77978019
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 77978020 can be divided by 48 positive divisors. The sum of these divisors (counting 77978020) is 1, the average is 0.020833333333333.

Base conversion 77978020

Base System Value
2 Binary 100101001011101100110100100
3 Ternary 12102201200201211
4 Quaternary 10221131212210
5 Quinary 124430244040
6 Senary 11423201204
8 Octal 451354644
10 Decimal 77978020
12 Duodecimal 22146204
16 Hexadecimal 4a5d9a4
20 Vigesimal 1477510
36 Base36 1afc84

Cryptographic Hash Functions

md5 d410857ac57d086750bebda03d69c2f9
sha1 91c967d1abcc4ad5010b02f37bf24c0d4f746882
sha256 b0d42db76686a204a6b838822a61a4f22f05bab5231a19458d2a5ce603ad5c97
sha512 790f2f48821fda2b72d94d1946c59a3428a8a189017e89d2832c77d4a5128d9bf9dc595743daafffe76b8e630122fdfbf2358789549bd5d8f36ce06c5eb7a10f
ripemd-160 78c677629f76ffd1ef6a613fac8fefbe4698d376

77978020 as geometric shapes

Circle

Radius = n
Diameter 155956040
Circumference 489950349.54696
Area 1.910267907799E+16

Sphere

Radius = n
Volume 1.9861187882628E+24
Surface area 7.6410716311959E+16
Circumference 489950349.54696

Square

Length = n
Perimeter 311912080
Area 6080571603120400
Diagonal 110277573.451

Cube

Length = n
Surface area 36483429618722400
Volume 4.7415093407955E+23
Space diagonal 135061892.51362

Equilateral Triangle

Length = n
Perimeter 233934060
Area 2.6329647389163E+15
Altitude 67530946.256811

Triangular Pyramid

Length = n
Surface area 2.6329647389163E+15
Volume 5.5879223465598E+22
Height 36759191.150333