31972649 (number)

31972649 is an odd 8-digits composite number following 31972648 and preceding 31972650. In scientific notation, it is written as 3.1972649 × 10^7. The sum of its digits is 41. It has a total of 4 prime factors and 16 positive divisors. There are 29473920 positive integers (up to 31972649) that are relatively prime to 31972649.

Interesting facts

Basic properties

Name

Name thirty-one million nine hundred seventy-two thousand six hundred forty-nine

Notation

Scientific notation 3.1972649 × 10^7
Engineering notation 3.1972649 × 10^6

Prime Factorization of 31972649

Prime Factorization 19 × 71 × 173 × 137

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 31972649
Product of the distinct prime numbers

The prime factorization of 31972649 is 19 × 71 × 173 × 137. Since it has a total of 4 prime factors.

Most popular turbo-numbers

6, 9, 79, 22, 9, 639, 9096, 2600, 97771, 20081, 962792, 115605, 9221255, 7673135, 5016254, 1643104, 39229979, 745772751, 9793899939, 6183484617

Basic calculations (n = 31972649)

Multiplication

n×y
n×2 63945298
n×3 95917947
n×4 127890596
n×5 159863245

Division

n÷y
n÷2 15986324.5
n÷3 10657549.666667
n÷3 7993162.25
n÷5 6394529.8

Exponentiation

ny
n2 1022250284077201
n3 3.2684049522951E+22
n4 1.0449956432959E+30
n5 3.341127890963E+37

Nth Root

y√n
2√n 5654.4362230023
3√n 317.38973251484
4√n 75.195985418121
5√n 31.692443444023

Divisors of 31972649

1, 19, 71, 137, 173, 1349, 2603, 3287, 9727, 12283, 23701, 184813, 233377, 450319, 1682771, 31972649

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -31972648
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 31972649 can be divided by 16 positive divisors. The sum of these divisors (counting 31972649) is 1, the average is 0.0625.

Base conversion 31972649

Base System Value
2 Binary 1111001111101110100101001
3 Ternary 2020011101020012
4 Quaternary 1321331310221
5 Quinary 31141111044
6 Senary 3101141305
8 Octal 171756451
10 Decimal 31972649
12 Duodecimal a85a835
16 Hexadecimal 1e7dd29
20 Vigesimal 9jgbc9
36 Base36 j1a95

Cryptographic Hash Functions

md5 007b0124b93953328b984189e04e0e4c
sha1 fbd44bded28fb6e46d0824bf11a43aa55f69c7ee
sha256 cdeb1945d42a9820a8a07027ac1a35a28db571d8ff701e7a1205a396565c5a4d
sha512 7ed4db1ffb1278b5580cffca6d65cf7b5f4f5269f7b806fd22fc1e4d589b131c37d1d1c8d4fe2c404317d46403aeac1018b02c2bcdf7f37059d465cc2d8ec7a7
ripemd-160 9714c79f93fd96d128071896112d0b86a5f14517

31972649 as geometric shapes

Circle

Radius = n
Diameter 63945298
Circumference 200890078.42841
Area 3.211493982587E+15

Sphere

Radius = n
Volume 1.3690662649449E+23
Surface area 1.2845975930348E+16
Circumference 200890078.42841

Square

Length = n
Perimeter 127890596
Area 1022250284077201
Diagonal 45216153.840795

Cube

Length = n
Surface area 6133501704463206
Volume 3.2684049522951E+22
Space diagonal 55378252.520566

Equilateral Triangle

Length = n
Perimeter 95917947
Area 4.4264735751836E+14
Altitude 27689126.260283

Triangular Pyramid

Length = n
Surface area 4.4264735751836E+14
Volume 3.8518521757192E+21
Height 15072051.280265