261738648 (number)

261738648 is an even 9-digits composite number following 261738647 and preceding 261738649. In scientific notation, it is written as 2.61738648 × 10^8. The sum of its digits is 45. It has a total of 7 prime factors and 64 positive divisors. There are 86438016 positive integers (up to 261738648) that are relatively prime to 261738648.

Interesting facts

Basic properties

Name

Name two hundred sixty-one million seven hundred thirty-eight thousand six hundred forty-eight

Notation

Scientific notation 2.61738648 × 10^8
Engineering notation 2.61738648 × 10^6

Prime Factorization of 261738648

Prime Factorization 2 × 2 × 2 × 9 × 3 × 109 × 11117

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 65434662
Product of the distinct prime numbers

The prime factorization of 261738648 is 2 × 2 × 2 × 9 × 3 × 109 × 11117. Since it has a total of 7 prime factors.

Most popular turbo-numbers

7, 5, 75, 49, 197, 452, 5145, 9262, 71310, 45461, 513654, 319512, 4850741, 3162582, 7861739, 67732287, 611879005, 847198491, 1732799173, 1585422336

Basic calculations (n = 261738648)

Multiplication

n×y
n×2 523477296
n×3 785215944
n×4 1046954592
n×5 1308693240

Division

n÷y
n÷2 130869324
n÷3 87246216
n÷3 65434662
n÷5 52347729.6

Exponentiation

ny
n2 68507119856867904
n3 1.7930960929711E+25
n4 4.6932254710833E+33
n5 1.2283984895605E+42

Nth Root

y√n
2√n 16178.338851687
3√n 639.66995352299
4√n 127.1940991229
5√n 48.258472461616

Divisors of 261738648

1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 109, 216, 218, 327, 436, 654, 872, 981, 1308, 1962, 2616, 2943, 3924, 5886, 7848, 11117, 11772, 22234, 23544, 33351, 44468, 66702, 88936, 100053, 133404, 200106, 266808, 300159, 400212, 600318, 800424, 1200636, 1211753, 2401272, 2423506, 3635259, 4847012, 7270518, 9694024, 10905777, 14541036, 21811554, 29082072, 32717331, 43623108, 65434662, 87246216, 130869324, 261738648

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -261738647
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 261738648 can be divided by 64 positive divisors. The sum of these divisors (counting 261738648) is 1, the average is 0.015625.

Base conversion 261738648

Base System Value
2 Binary 1111100110011101000010011000
3 Ternary 200020111200221000
4 Quaternary 33212131002120
5 Quinary 1014001114043
6 Senary 41545545000
8 Octal 1746350230
10 Decimal 261738648
12 Duodecimal 737a5160
16 Hexadecimal f99d098
20 Vigesimal 41fh6c8
36 Base36 4btyu0

Cryptographic Hash Functions

md5 532d7e1ede382e0d61956618ada6926c
sha1 0132c15896b2d3a9e86952341a279ce1000de7b7
sha256 bad90d98bf33d07b40d6f98457974cd1f090e5f6e5c2009dd896c304dc6e5218
sha512 1e0e760422ef1e9494269aa5aa42f0b20b4c311095524cf9c90aa36355dd473d6d76203e065a80c8ddd6d70f0770871a8a2dc93edc667d70fb24dcbb571be9ca
ripemd-160 0867d420c615761cdabe4a1d6683ed8558166f2e

261738648 as geometric shapes

Circle

Radius = n
Diameter 523477296
Circumference 1644552427.4346
Area 2.1522146446093E+17

Sphere

Radius = n
Volume 7.5109033504779E+25
Surface area 8.6088585784373E+17
Circumference 1644552427.4346

Square

Length = n
Perimeter 1046954592
Area 68507119856867904
Diagonal 370154345.7988

Cube

Length = n
Surface area 411042719141207424
Volume 1.7930960929711E+25
Space diagonal 453344636.64039

Equilateral Triangle

Length = n
Perimeter 785215944
Area 2.9664453068076E+16
Altitude 226672318.32019

Triangular Pyramid

Length = n
Surface area 2.9664453068076E+16
Volume 2.1131840110982E+24
Height 123384781.93293