31831968 (number)

31831968 is an even 8-digits composite number following 31831967 and preceding 31831969. In scientific notation, it is written as 3.1831968 × 10^7. The sum of its digits is 39. It has a total of 9 prime factors and 96 positive divisors. There are 8870400 positive integers (up to 31831968) that are relatively prime to 31831968.

Interesting facts

Basic properties

Name

Name thirty-one million eight hundred thirty-one thousand nine hundred sixty-eight

Notation

Scientific notation 3.1831968 × 10^7
Engineering notation 3.1831968 × 10^6

Prime Factorization of 31831968

Prime Factorization 2 × 2 × 2 × 2 × 2 × 21 × 7 × 101 × 67

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 1989498
Product of the distinct prime numbers

The prime factorization of 31831968 is 2 × 2 × 2 × 2 × 2 × 21 × 7 × 101 × 67. Since it has a total of 9 prime factors.

Most popular turbo-numbers

9, 4, 3, 77, 49, 953, 9515, 2293, 58196, 4322, 533389, 258659, 5496557, 9656093, 61038843, 81908470, 16759486, 235398535, 3658731956, 3791773500

Basic calculations (n = 31831968)

Multiplication

n×y
n×2 63663936
n×3 95495904
n×4 127327872
n×5 159159840

Division

n÷y
n÷2 15915984
n÷3 10610656
n÷3 7957992
n÷5 6366393.6

Exponentiation

ny
n2 1013274186753024
n3 3.2254511487948E+22
n4 1.02672457754E+30
n5 3.2682663897067E+37

Nth Root

y√n
2√n 5641.9826302462
3√n 316.92353869772
4√n 75.113132208997
5√n 31.664504611085

Divisors of 31831968

1, 2, 4, 7, 8, 14, 16, 21, 28, 32, 42, 56, 67, 84, 101, 112, 134, 147, 168, 202, 224, 268, 294, 336, 404, 469, 536, 588, 672, 707, 808, 938, 1072, 1176, 1407, 1414, 1616, 1876, 2121, 2144, 2352, 2814, 2828, 3232, 3752, 4242, 4704, 5628, 5656, 6767, 7504, 8484, 9849, 11256, 11312, 13534, 14847, 15008, 16968, 19698, 22512, 22624, 27068, 29694, 33936, 39396, 45024, 47369, 54136, 59388, 67872, 78792, 94738, 108272, 118776, 142107, 157584, 189476, 216544, 237552, 284214, 315168, 378952, 475104, 568428, 757904, 994749, 1136856, 1515808, 1989498, 2273712, 3978996, 4547424, 7957992, 15915984, 31831968

96 divisors

τ Total Divisors 96
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -31831967
Sum of the proper positive divisors of n
A Arithmetic Mean 0.010416666666667
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 96
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 31831968 can be divided by 96 positive divisors. The sum of these divisors (counting 31831968) is 1, the average is 0.010416666666667.

Base conversion 31831968

Base System Value
2 Binary 1111001011011011110100000
3 Ternary 2012220020020210
4 Quaternary 1321123132200
5 Quinary 31122110333
6 Senary 3054134120
8 Octal 171333640
10 Decimal 31831968
12 Duodecimal a7b1340
16 Hexadecimal 1e5b7a0
20 Vigesimal 9iiji8
36 Base36 iy9pc

Cryptographic Hash Functions

md5 87ec3840a70a06ec0d6e246ef45dc7b8
sha1 4acbc2d9fe0a859f0f90e88423feaa16506a43ab
sha256 f4b484bcb177bc1b0200a4427dcea59c2fb7e55c5e000f9398fa2ed83b81649e
sha512 85b85559473e881ae4e42e7456ef4c8f3b59b5b9e817175b57e7547304d4ffaecca866bdd444a6d4cd5870b5d52d764c25b2b644fa50a508b24565293eb477ed
ripemd-160 451cbbed4157e28d8d4fdaa3640fde7600de3efc

31831968 as geometric shapes

Circle

Radius = n
Diameter 63663936
Circumference 200006153.63621
Area 3.1832947411755E+15

Sphere

Radius = n
Volume 1.3510738178089E+23
Surface area 1.2733178964702E+16
Circumference 200006153.63621

Square

Length = n
Perimeter 127327872
Area 1013274186753024
Diagonal 45017200.862626

Cube

Length = n
Surface area 6079645120518144
Volume 3.2254511487948E+22
Space diagonal 55134585.880907

Equilateral Triangle

Length = n
Perimeter 95495904
Area 4.3876059336357E+14
Altitude 27567292.940453

Triangular Pyramid

Length = n
Surface area 4.3876059336357E+14
Volume 3.8012306328313E+21
Height 15005733.620875