31609972 (number)

31609972 is an even 8-digits composite number following 31609971 and preceding 31609973. In scientific notation, it is written as 3.1609972 × 10^7. The sum of its digits is 37. It has a total of 5 prime factors and 24 positive divisors. There are 15532032 positive integers (up to 31609972) that are relatively prime to 31609972.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 3.1609972 × 10^7
Engineering notation 3.1609972 × 10^6

Prime Factorization of 31609972

Prime Factorization 2 × 2 × 97 × 317 × 257

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 15804986
Product of the distinct prime numbers

The prime factorization of 31609972 is 2 × 2 × 97 × 317 × 257. Since it has a total of 5 prime factors.

Most popular turbo-numbers

4, 6, 51, 13, 628, 755, 5958, 6518, 88836, 22029, 131506, 276913, 5058980, 2549559, 41148343, 48275418, 548010129, 525917801, 4245536914, 6950614770

Basic calculations (n = 31609972)

Multiplication

n×y
n×2 63219944
n×3 94829916
n×4 126439888
n×5 158049860

Division

n÷y
n÷2 15804986
n÷3 10536657.333333
n÷3 7902493
n÷5 6321994.4

Exponentiation

ny
n2 999190329840784
n3 3.1584378348938E+22
n4 9.9838131524733E+29
n5 3.1558805420291E+37

Nth Root

y√n
2√n 5622.2746286534
3√n 316.18507824904
4√n 74.981828656371
5√n 31.620215266462

Divisors of 31609972

1, 2, 4, 97, 194, 257, 317, 388, 514, 634, 1028, 1268, 24929, 30749, 49858, 61498, 81469, 99716, 122996, 162938, 325876, 7902493, 15804986, 31609972

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -31609971
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 31609972 can be divided by 24 positive divisors. The sum of these divisors (counting 31609972) is 1, the average is 0.041666666666667.

Base conversion 31609972

Base System Value
2 Binary 1111000100101010001110100
3 Ternary 2012110221201201
4 Quaternary 1320211101310
5 Quinary 31043004342
6 Senary 3045302244
8 Octal 170452164
10 Decimal 31609972
12 Duodecimal a704984
16 Hexadecimal 1e25474
20 Vigesimal 9hb4ic
36 Base36 ities

Cryptographic Hash Functions

md5 a315661f084ece00781bb4b0bb4564fb
sha1 6f2b58d0b2d46de54d1991e18f2de682819f07a6
sha256 47a03c23f4e50b33c295a341ad452b8603e2f4d67f26271dc939ed6fcbf6da77
sha512 25401786e2c6358d39f05111c2eecd2c93727d2427896a2eba434477be60d05cd929110987734bb91bdff4cfd1efec7d08fd0d695ab73c3f47e9d3f258c32eb8
ripemd-160 f7a06ba9eadc904a37525161a047ef5360827ea9

31609972 as geometric shapes

Circle

Radius = n
Diameter 63219944
Circumference 198611311.63076
Area 3.1390489997658E+15

Sphere

Radius = n
Volume 1.323003346523E+23
Surface area 1.2556195999063E+16
Circumference 198611311.63076

Square

Length = n
Perimeter 126439888
Area 999190329840784
Diagonal 44703251.108634

Cube

Length = n
Surface area 5995141979044704
Volume 3.1584378348938E+22
Space diagonal 54750077.52983

Equilateral Triangle

Length = n
Perimeter 94829916
Area 4.3266210442894E+14
Altitude 27375038.764915

Triangular Pyramid

Length = n
Surface area 4.3266210442894E+14
Volume 3.7222546850159E+21
Height 14901083.702878