1991231077 (number)

1991231077 is an odd 10-digits composite number following 1991231076 and preceding 1991231078. In scientific notation, it is written as 1.991231077 × 10^9. The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors. There are 1809704400 positive integers (up to 1991231077) that are relatively prime to 1991231077.

Interesting facts

Basic properties

Name

Name one billion nine hundred ninety-one million two hundred thirty-one thousand seventy-seven

Notation

Scientific notation 1.991231077 × 10^9
Engineering notation 1.991231077 × 10^9

Prime Factorization of 1991231077

Prime Factorization 11 × 46691 × 3877

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 1991231077
Product of the distinct prime numbers

The prime factorization of 1991231077 is 11 × 46691 × 3877. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 1991231077)

Multiplication

n×y
n×2 3982462154
n×3 5973693231
n×4 7964924308
n×5 9956155385

Division

n÷y
n÷2 995615538.5
n÷3 663743692.33333
n÷3 497807769.25
n÷5 398246215.4

Exponentiation

ny
n2 3965001202010579929
n3 7.8952336137858E+27
n4 1.5721234531945E+37
n5 3.1304610768815E+46

Nth Root

y√n
2√n 44623.212311531
3√n 1258.0769937534
4√n 211.24207041101
5√n 72.414299240587

Divisors of 1991231077

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -1991231076
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 1991231077 can be divided by 8 positive divisors. The sum of these divisors (counting 1991231077) is 1, the average is 0.125.

Base conversion 1991231077

Base System Value
2 Binary 1110110101011111100011001100101
3 Ternary 12010202212000112011
4 Quaternary 1312223330121211
5 Quinary 13034223343302
6 Senary 525330554221
8 Octal 16653743145
10 Decimal 1991231077
12 Duodecimal 476a38971
16 Hexadecimal 76afc665
20 Vigesimal 1b253hdh
36 Base36 wxizqd

Cryptographic Hash Functions

md5 5a29dafd60522062170d65daf07ce203
sha1 4e8af135f22c42aaee33fc207926e7439ffa8ab7
sha256 d98e688677619308cfa605c3c5a7e35ab5e3d57a0223b1345bdade677351194a
sha512 cf69f6dc6c384394c2d26eb41b58aac849317c9175dd00f6e2918c41d7fe2f2a3b8d7c03a6c7483fc463d6a64b7dd80ab5f8dca4eb111a0f5cadf3dc7beb86e1
ripemd-160 17666627dd0e25d6aafff56765bd80f64f7693e4

1991231077 as geometric shapes

Circle

Radius = n
Diameter 3982462154
Circumference 12511273846.206
Area 1.2456418647711E+19

Sphere

Radius = n
Volume 3.3071477225926E+28
Surface area 4.9825674590845E+19
Circumference 12511273846.206

Square

Length = n
Perimeter 7964924308
Area 3965001202010579929
Diagonal 2816025994.9122

Cube

Length = n
Surface area 2.3790007212063E+19
Volume 7.8952336137858E+27
Space diagonal 3448913394.9741

Equilateral Triangle

Length = n
Perimeter 5973693231
Area 1.7168958834885E+18
Altitude 1724456697.487

Triangular Pyramid

Length = n
Surface area 1.7168958834885E+18
Volume 9.3046220455999E+26
Height 938675331.6374