31309984 (number)

31309984 is an even 8-digits composite number following 31309983 and preceding 31309985. In scientific notation, it is written as 3.1309984 × 10^7. The sum of its digits is 37. It has a total of 7 prime factors and 24 positive divisors. There are 15613440 positive integers (up to 31309984) that are relatively prime to 31309984.

Interesting facts

Basic properties

Name

Name thirty-one million three hundred nine thousand nine hundred eighty-four

Notation

Scientific notation 3.1309984 × 10^7
Engineering notation 3.1309984 × 10^6

Prime Factorization of 31309984

Prime Factorization 2 × 2 × 2 × 2 × 2 × 457 × 2141

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 1956874
Product of the distinct prime numbers

The prime factorization of 31309984 is 2 × 2 × 2 × 2 × 2 × 457 × 2141. Since it has a total of 7 prime factors.

Most popular turbo-numbers

4, 3, 17, 55, 439, 187, 7079, 1350, 30247, 51436, 938782, 840395, 1942212, 3494276, 56488129, 53267591, 9115045, 767176437, 4544366143, 8828365092

Basic calculations (n = 31309984)

Multiplication

n×y
n×2 62619968
n×3 93929952
n×4 125239936
n×5 156549920

Division

n÷y
n÷2 15654992
n÷3 10436661.333333
n÷3 7827496
n÷5 6261996.8

Exponentiation

ny
n2 980315098080256
n3 3.0693650035851E+22
n4 9.610176915241E+29
n5 3.0089448545337E+37

Nth Root

y√n
2√n 5595.5325037033
3√n 315.18166727528
4√n 74.80329206461
5√n 31.559969086334

Divisors of 31309984

1, 2, 4, 8, 16, 32, 457, 914, 1828, 2141, 3656, 4282, 7312, 8564, 14624, 17128, 34256, 68512, 978437, 1956874, 3913748, 7827496, 15654992, 31309984

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 -31309983
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 31309984 can be divided by 24 positive divisors. The sum of these divisors (counting 31309984) is 1, the average is 0.041666666666667.

Base conversion 31309984

Base System Value
2 Binary 1110111011100000010100000
3 Ternary 2011220201020001
4 Quaternary 1313130002200
5 Quinary 31003404414
6 Senary 3035025344
8 Octal 167340240
10 Decimal 31309984
12 Duodecimal a59b254
16 Hexadecimal 1ddc0a0
20 Vigesimal 9fdej4
36 Base36 in2xs

Cryptographic Hash Functions

md5 cda3c6af2fbd36eea8b6403abbfcb5ec
sha1 cf03b27c489f20a61753129bb962be797c3d4d7c
sha256 08db2a1ad911b455110e056b306986f6cdad5dc7d3b43de2275f86006b9d84fd
sha512 09f52d5d7749ffadc7c3ec36c8bfa4f86add753e27f54c31611d0125e546d9c4c3d82c22f43f5eeaa7d1b1c694850c482bd97ce8060002465fbe68583080472d
ripemd-160 6e598e6d2cba86df19e56c91e446176fb1160b83

31309984 as geometric shapes

Circle

Radius = n
Diameter 62619968
Circumference 196726431.43683
Area 3.0797507103321E+15

Sphere

Radius = n
Volume 1.2856926061932E+23
Surface area 1.2319002841328E+16
Circumference 196726431.43683

Square

Length = n
Perimeter 125239936
Area 980315098080256
Diagonal 44279004.010485

Cube

Length = n
Surface area 5881890588481536
Volume 3.0693650035851E+22
Space diagonal 54230483.072169

Equilateral Triangle

Length = n
Perimeter 93929952
Area 4.2448888932547E+14
Altitude 27115241.536084

Triangular Pyramid

Length = n
Surface area 4.2448888932547E+14
Volume 3.6172813466195E+21
Height 14759668.003495