31495940 (number)

31495940 is an even 8-digits composite number following 31495939 and preceding 31495941. In scientific notation, it is written as 3.1495940 × 10^7. The sum of its digits is 35. It has a total of 5 prime factors and 24 positive divisors. There are 10751616 positive integers (up to 31495940) that are relatively prime to 31495940.

Interesting facts

Basic properties

Name

Name thirty-one million four hundred ninety-five thousand nine hundred forty

Notation

Scientific notation 3.1495940 × 10^7
Engineering notation 3.1495940 × 10^6

Prime Factorization of 31495940

Prime Factorization 2 × 2 × 35 × 367 × 613

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 15747970
Product of the distinct prime numbers

The prime factorization of 31495940 is 2 × 2 × 35 × 367 × 613. Since it has a total of 5 prime factors.

Most popular turbo-numbers

8, 10, 15, 73, 427, 370, 9165, 408, 72928, 4697, 137149, 472644, 6255878, 7178637, 91937832, 53886633, 710414710, 535226027, 8818562858, 7165695119

Basic calculations (n = 31495940)

Multiplication

n×y
n×2 62991880
n×3 94487820
n×4 125983760
n×5 157479700

Division

n÷y
n÷2 15747970
n÷3 10498646.666667
n÷3 7873985
n÷5 6299188

Exponentiation

ny
n2 991994236483600
n3 3.1243790952633E+22
n4 9.8405256521668E+29
n5 3.0993660550911E+37

Nth Root

y√n
2√n 5612.1243749582
3√n 315.80441082366
4√n 74.914113322913
5√n 31.597368484555

Divisors of 31495940

1, 2, 4, 35, 70, 140, 367, 613, 734, 1226, 1468, 2452, 12845, 21455, 25690, 42910, 51380, 85820, 224971, 449942, 899884, 7873985, 15747970, 31495940

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 -31495939
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 31495940 can be divided by 24 positive divisors. The sum of these divisors (counting 31495940) is 1, the average is 0.041666666666667.

Base conversion 31495940

Base System Value
2 Binary 1111000001001011100000100
3 Ternary 2012021011022022
4 Quaternary 1320021130010
5 Quinary 31030332230
6 Senary 3043022312
8 Octal 170113404
10 Decimal 31495940
12 Duodecimal a66a998
16 Hexadecimal 1e09704
20 Vigesimal 9ggjh0
36 Base36 ir2f8

Cryptographic Hash Functions

md5 11216d58639878a931e55f5bc75647a5
sha1 5bc9305e71a86fde4cf61065bee1780b695875a7
sha256 8c62f25edf5d0d6958da480fe21607edf73ad427996de9d20b603662e489685e
sha512 cdb83541d90d27250169d86481f5f778bfd0d6952987f3e702d4ae82071edeb41f8b7007e7ba6deb68729a0ae11b81fd08abdc330ea7253ab684f32a57693c25
ripemd-160 2879c5ef96d40a82088830de24a1881545c3e7aa

31495940 as geometric shapes

Circle

Radius = n
Diameter 62991880
Circumference 197894827.44381
Area 3.1164418057403E+15

Sphere

Radius = n
Volume 1.3087368550278E+23
Surface area 1.2465767222961E+16
Circumference 197894827.44381

Square

Length = n
Perimeter 125983760
Area 991994236483600
Diagonal 44541985.507689

Cube

Length = n
Surface area 5951965418901600
Volume 3.1243790952633E+22
Space diagonal 54552568.312141

Equilateral Triangle

Length = n
Perimeter 94487820
Area 4.2954610460127E+14
Altitude 27276284.15607

Triangular Pyramid

Length = n
Surface area 4.2954610460127E+14
Volume 3.6821160754303E+21
Height 14847328.502563