261736961 (number)

261736961 is an odd 9-digits composite number following 261736960 and preceding 261736962. In scientific notation, it is written as 2.61736961 × 10^8. The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors. There are 261676800 positive integers (up to 261736961) that are relatively prime to 261736961.

Interesting facts

Basic properties

Name

Name two hundred sixty-one million seven hundred thirty-six thousand nine hundred sixty-one

Notation

Scientific notation 2.61736961 × 10^8
Engineering notation 2.61736961 × 10^6

Prime Factorization of 261736961

Prime Factorization 4721 × 55441

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 261736961
Product of the distinct prime numbers

The prime factorization of 261736961 is 4721 × 55441. Since it has a total of 2 prime factors.

Most popular turbo-numbers

3, 2, 92, 57, 516, 905, 1663, 2889, 81073, 4752, 405707, 257136, 4991949, 3489598, 34769349, 67503141, 272901652, 165261873, 6482224353, 5091618266

Basic calculations (n = 261736961)

Multiplication

n×y
n×2 523473922
n×3 785210883
n×4 1046947844
n×5 1308684805

Division

n÷y
n÷2 130868480.5
n÷3 87245653.666667
n÷3 65434240.25
n÷5 52347392.2

Exponentiation

ny
n2 68506236753515521
n3 1.7930614217412E+25
n4 4.6931044741287E+33
n5 1.228358902714E+42

Nth Root

y√n
2√n 16178.286713988
3√n 639.66857921884
4√n 127.19389416945
5√n 48.258410252803

Divisors of 261736961

1, 4721, 55441, 261736961

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -261736960
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 261736961 can be divided by 4 positive divisors. The sum of these divisors (counting 261736961) is 1, the average is 0.25.

Base conversion 261736961

Base System Value
2 Binary 1111100110011100101000000001
3 Ternary 200020111121121112
4 Quaternary 33212130220001
5 Quinary 1014001040321
6 Senary 41545533105
8 Octal 1746345001
10 Decimal 261736961
12 Duodecimal 737a4195
16 Hexadecimal f99ca01
20 Vigesimal 41fh281
36 Base36 4btxj5

Cryptographic Hash Functions

md5 8eb0d66990bb6325f465a80b68002d82
sha1 4fd0d7777d924c9f1b93f191f3c1186669520661
sha256 4af3f01d22fa8c434f4f23d9d9629ee5c169976c3070ca905d68c8b125d2b964
sha512 a9445a6cb9a21c4774b71bc4b26a162ba398d14c3d908347fc95ced3bc660fd3601afdc980c80c0f363b7472e0f976afdd46b6d93480ce2c196c246f593720e8
ripemd-160 e35696be90e0c5b6ac5914719d6b28553684c637

261736961 as geometric shapes

Circle

Radius = n
Diameter 523473922
Circumference 1644541827.701
Area 2.1521869010993E+17

Sphere

Radius = n
Volume 7.5107581199698E+25
Surface area 8.6087476043971E+17
Circumference 1644541827.701

Square

Length = n
Perimeter 1046947844
Area 68506236753515521
Diagonal 370151960.02052

Cube

Length = n
Surface area 411037420521093126
Volume 1.7930614217412E+25
Space diagonal 453341714.67067

Equilateral Triangle

Length = n
Perimeter 785210883
Area 2.9664070673108E+16
Altitude 226670857.33534

Triangular Pyramid

Length = n
Surface area 2.9664070673108E+16
Volume 2.113143150662E+24
Height 123383986.67351