991243772 (number)

991243772 is an even 9-digits composite number following 991243771 and preceding 991243773. In scientific notation, it is written as 9.91243772 × 10^8. The sum of its digits is 44. It has a total of 4 prime factors and 12 positive divisors. There are 492003936 positive integers (up to 991243772) that are relatively prime to 991243772.

Interesting facts

Basic properties

Name

Name nine hundred ninety-one million two hundred forty-three thousand seven hundred seventy-two

Notation

Scientific notation 9.91243772 × 10^8
Engineering notation 9.91243772 × 10^6

Prime Factorization of 991243772

Prime Factorization 2 × 2 × 137 × 1808839

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 495621886
Product of the distinct prime numbers

The prime factorization of 991243772 is 2 × 2 × 137 × 1808839. Since it has a total of 4 prime factors.

Most popular turbo-numbers

5, 6, 31, 44, 780, 268, 5277, 5068, 86409, 59194, 68496, 303346, 3762399, 1868235, 15537754, 34541029, 31242450, 73814257, 3305758503, 3669733305

Basic calculations (n = 991243772)

Multiplication

n×y
n×2 1982487544
n×3 2973731316
n×4 3964975088
n×5 4956218860

Division

n÷y
n÷2 495621886
n÷3 330414590.66667
n÷3 247810943
n÷5 198248754.4

Exponentiation

ny
n2 982564215528787984
n3 9.7396065923298E+26
n4 9.654324376377E+35
n5 9.5697889109515E+44

Nth Root

y√n
2√n 31484.024075712
3√n 997.07269658953
4√n 177.43738071701
5√n 62.984849263171

Divisors of 991243772

1, 2, 4, 137, 274, 548, 1808839, 3617678, 7235356, 247810943, 495621886, 991243772

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -991243771
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 991243772 can be divided by 12 positive divisors. The sum of these divisors (counting 991243772) is 1, the average is 0.083333333333333.

Base conversion 991243772

Base System Value
2 Binary 111011000101010010110111111100
3 Ternary 2120002012101211022
4 Quaternary 323011102313330
5 Quinary 4012224300042
6 Senary 242205443312
8 Octal 7305226774
10 Decimal 991243772
12 Duodecimal 237b70538
16 Hexadecimal 3b152dfc
20 Vigesimal f9f598c
36 Base36 ge5sl8

Cryptographic Hash Functions

md5 c361bf10c15cfef350d5026629229017
sha1 132993d798e2abe17470ada90988dde4edf18a03
sha256 f87fac423afc3f6b17994c1ec47fe991902a6f6b72a5b8fa2844c6ec7facc8f5
sha512 5f65082ffb6b7ebef6b6a1eeb16812a761d2eb8e0ef7f527cb6be40feadc98633f09da86e5d548abff4c7e67a849a806df552f5671d23a9d7427078f442275b6
ripemd-160 7cbfbb4b57c7ec996aff9d7086b36c1f7a1e07a5

991243772 as geometric shapes

Circle

Radius = n
Diameter 1982487544
Circumference 6228168304.0637
Area 3.0868165211855E+18

Sphere

Radius = n
Volume 4.0797168692424E+27
Surface area 1.2347266084742E+19
Circumference 6228168304.0637

Square

Length = n
Perimeter 3964975088
Area 982564215528787984
Diagonal 1401830385.9803

Cube

Length = n
Surface area 5895385293172727904
Volume 9.7396065923298E+26
Space diagonal 1716884575.7902

Equilateral Triangle

Length = n
Perimeter 2973731316
Area 4.2546278574873E+17
Altitude 858442287.89511

Triangular Pyramid

Length = n
Surface area 4.2546278574873E+17
Volume 1.1478236445876E+26
Height 467276795.32675