261377984 (number)

261377984 is an even 9-digits composite number following 261377983 and preceding 261377985. In scientific notation, it is written as 2.61377984 × 10^8. The sum of its digits is 47. It has a total of 9 prime factors and 56 positive divisors. There are 106119936 positive integers (up to 261377984) that are relatively prime to 261377984.

Interesting facts

Basic properties

Name

Name two hundred sixty-one million three hundred seventy-seven thousand nine hundred eighty-four

Notation

Scientific notation 2.61377984 × 10^8
Engineering notation 2.61377984 × 10^6

Prime Factorization of 261377984

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 19 × 7 × 30707

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 8168062
Product of the distinct prime numbers

The prime factorization of 261377984 is 2 × 2 × 2 × 2 × 2 × 2 × 19 × 7 × 30707. Since it has a total of 9 prime factors.

Most popular turbo-numbers

7, 7, 47, 75, 3, 135, 6835, 9082, 98923, 96766, 792853, 854452, 27997, 3601293, 64144560, 4943715, 266050975, 60047393, 9074312512, 6160446928

Basic calculations (n = 261377984)

Multiplication

n×y
n×2 522755968
n×3 784133952
n×4 1045511936
n×5 1306889920

Division

n÷y
n÷2 130688992
n÷3 87125994.666667
n÷3 65344496
n÷5 52275596.8

Exponentiation

ny
n2 68318450519904256
n3 1.7856938866896E+25
n4 4.6674106814406E+33
n5 1.219958394415E+42

Nth Root

y√n
2√n 16167.188500169
3√n 639.37600639352
4√n 127.15025953638
5√n 48.24516552727

Divisors of 261377984

1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 133, 152, 224, 266, 304, 448, 532, 608, 1064, 1216, 2128, 4256, 8512, 30707, 61414, 122828, 214949, 245656, 429898, 491312, 583433, 859796, 982624, 1166866, 1719592, 1965248, 2333732, 3439184, 4084031, 4667464, 6878368, 8168062, 9334928, 13756736, 16336124, 18669856, 32672248, 37339712, 65344496, 130688992, 261377984

56 divisors

τ Total Divisors 56
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -261377983
Sum of the proper positive divisors of n
A Arithmetic Mean 0.017857142857143
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 56
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 261377984 can be divided by 56 positive divisors. The sum of these divisors (counting 261377984) is 1, the average is 0.017857142857143.

Base conversion 261377984

Base System Value
2 Binary 1111100101000100111111000000
3 Ternary 200012211101012002
4 Quaternary 33211010333000
5 Quinary 1013403043414
6 Senary 41534123132
8 Octal 1745047700
10 Decimal 261377984
12 Duodecimal 736504a8
16 Hexadecimal f944fc0
20 Vigesimal 41dc4j4
36 Base36 4bm8jk

Cryptographic Hash Functions

md5 8ee75ec9628f55f369cffea8c13f3ed1
sha1 c7fb1a7e80e676cdd64aedbc5a5d1c693ec58c19
sha256 e114503a998236447b335a31be71741f5f3f53e2fc2fb7921abb915b2edcf6af
sha512 d74d48eabf9d0038f88a13ccf17ec2c5dbec894a6ac632b1880de945b8ef756ed6369678b918e3e064f98d892ec26801d41200d55e1b6fb22cf1b5cba653a6b1
ripemd-160 951336adaf4732eae659f1e553f10e7a986a155b

261377984 as geometric shapes

Circle

Radius = n
Diameter 522755968
Circumference 1642286308.689
Area 2.1462874225797E+17

Sphere

Radius = n
Volume 7.4798970613125E+25
Surface area 8.5851496903188E+17
Circumference 1642286308.689

Square

Length = n
Perimeter 1045511936
Area 68318450519904256
Diagonal 369644289.87854

Cube

Length = n
Surface area 409910703119425536
Volume 1.7856938866896E+25
Space diagonal 452719948.26793

Equilateral Triangle

Length = n
Perimeter 784133952
Area 2.9582756848714E+16
Altitude 226359974.13396

Triangular Pyramid

Length = n
Surface area 2.9582756848714E+16
Volume 2.104460427336E+24
Height 123214763.29285