31507968 (number)

31507968 is an even 8-digits composite number following 31507967 and preceding 31507969. In scientific notation, it is written as 3.1507968 × 10^7. The sum of its digits is 39. It has a total of 12 prime factors and 80 positive divisors. There are 10321920 positive integers (up to 31507968) that are relatively prime to 31507968.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 3.1507968 × 10^7
Engineering notation 3.1507968 × 10^6

Prime Factorization of 31507968

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 73 × 281

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 12
Total number of prime factors
rad Radical 123078
Product of the distinct prime numbers

The prime factorization of 31507968 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 73 × 281. Since it has a total of 12 prime factors.

Most popular turbo-numbers

2, 1, 46, 20, 421, 406, 9659, 4063, 62550, 30209, 532981, 646855, 2764788, 7313172, 28449535, 27948791, 462594516, 271975027, 7343890216, 8405403069

Basic calculations (n = 31507968)

Multiplication

n×y
n×2 63015936
n×3 94523904
n×4 126031872
n×5 157539840

Division

n÷y
n÷2 15753984
n÷3 10502656
n÷3 7876992
n÷5 6301593.6

Exponentiation

ny
n2 992752047489024
n3 3.1279599744219E+22
n4 9.8555662779365E+29
n5 3.105288669071E+37

Nth Root

y√n
2√n 5613.1958811358
3√n 315.84460660783
4√n 74.92126454576
5√n 31.5997814629

Divisors of 31507968

1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 73, 96, 128, 146, 192, 219, 256, 281, 292, 384, 438, 512, 562, 584, 768, 843, 876, 1124, 1168, 1536, 1686, 1752, 2248, 2336, 3372, 3504, 4496, 4672, 6744, 7008, 8992, 9344, 13488, 14016, 17984, 18688, 20513, 26976, 28032, 35968, 37376, 41026, 53952, 56064, 61539, 71936, 82052, 107904, 112128, 123078, 143872, 164104, 215808, 246156, 328208, 431616, 492312, 656416, 984624, 1312832, 1969248, 2625664, 3938496, 5251328, 7876992, 10502656, 15753984, 31507968

80 divisors

τ Total Divisors 80
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -31507967
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0125
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 80
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 31507968 can be divided by 80 positive divisors. The sum of these divisors (counting 31507968) is 1, the average is 0.0125.

Base conversion 31507968

Base System Value
2 Binary 1111000001100011000000000
3 Ternary 2012021202210210
4 Quaternary 1320030120000
5 Quinary 31031223333
6 Senary 3043154120
8 Octal 170143000
10 Decimal 31507968
12 Duodecimal a675940
16 Hexadecimal 1e0c600
20 Vigesimal 9gi9i8
36 Base36 irbpc

Cryptographic Hash Functions

md5 99ad5c385efbd7d0e33c5b3cff6a4dfe
sha1 c9aa19f9c37d7f777834b198ea352e8bf8ee8223
sha256 4eaffcd39b7d0405944940ad8f92cbc0a76f36753c571e86aecc85765bb76ffa
sha512 cfe19c8cf18ee136bc677129de6af7f686b59b4f5adbc7e2b18e25bdd127ee9459bc8db4c8f9c95c832dc0ade6824809f2d8c76fe9f6d629743668d604a017c4
ripemd-160 3e18cd22b6c7f007f119844b9ed9047aa3c5a1f9

31507968 as geometric shapes

Circle

Radius = n
Diameter 63015936
Circumference 197970401.59668
Area 3.1188225392277E+15

Sphere

Radius = n
Volume 1.3102368101822E+23
Surface area 1.2475290156911E+16
Circumference 197970401.59668

Square

Length = n
Perimeter 126031872
Area 992752047489024
Diagonal 44558995.668417

Cube

Length = n
Surface area 5956512284934144
Volume 3.1279599744219E+22
Space diagonal 54573401.419254

Equilateral Triangle

Length = n
Perimeter 94523904
Area 4.2987424639226E+14
Altitude 27286700.709627

Triangular Pyramid

Length = n
Surface area 4.2987424639226E+14
Volume 3.6863361819897E+21
Height 14852998.556139