31509428 (number)

31509428 is an even 8-digits composite number following 31509427 and preceding 31509429. In scientific notation, it is written as 3.1509428 × 10^7. The sum of its digits is 32. It has a total of 5 prime factors and 24 positive divisors. There are 14757120 positive integers (up to 31509428) that are relatively prime to 31509428.

Interesting facts

Basic properties

Name

Name thirty-one million five hundred nine thousand four hundred twenty-eight

Notation

Scientific notation 3.1509428 × 10^7
Engineering notation 3.1509428 × 10^6

Prime Factorization of 31509428

Prime Factorization 2 × 2 × 3721 × 73 × 29

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 15754714
Product of the distinct prime numbers

The prime factorization of 31509428 is 2 × 2 × 3721 × 73 × 29. Since it has a total of 5 prime factors.

Most popular turbo-numbers

7, 7, 56, 34, 40, 480, 5422, 6115, 94130, 40578, 941309, 651175, 7761749, 9326913, 15240779, 89707908, 62613887, 859346798, 8744404289, 4726936414

Basic calculations (n = 31509428)

Multiplication

n×y
n×2 63018856
n×3 94528284
n×4 126037712
n×5 157547140

Division

n÷y
n÷2 15754714
n÷3 10503142.666667
n÷3 7877357
n÷5 6301885.6

Exponentiation

ny
n2 992844052887184
n3 3.1283948199677E+22
n4 9.8573931335345E+29
n5 3.106008192088E+37

Nth Root

y√n
2√n 5613.3259303197
3√n 315.84948501408
4√n 74.922132446426
5√n 31.600074308354

Divisors of 31509428

1, 2, 4, 29, 58, 73, 116, 146, 292, 2117, 3721, 4234, 7442, 8468, 14884, 107909, 215818, 271633, 431636, 543266, 1086532, 7877357, 15754714, 31509428

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 -31509427
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 31509428 can be divided by 24 positive divisors. The sum of these divisors (counting 31509428) is 1, the average is 0.041666666666667.

Base conversion 31509428

Base System Value
2 Binary 1111000001100101110110100
3 Ternary 2012021211210212
4 Quaternary 1320030232310
5 Quinary 31031300203
6 Senary 3043204552
8 Octal 170145664
10 Decimal 31509428
12 Duodecimal a676758
16 Hexadecimal 1e0cbb4
20 Vigesimal 9gidb8
36 Base36 irctw

Cryptographic Hash Functions

md5 3ff7c9a5a3d5db40b9dec5ae2d05460f
sha1 385185c8d81be625fd144c2e766dccec4c9cfd66
sha256 7e030d109473c2775817e3ee096e331b2522ebdcc798dbcdf6bec4f011d5adbb
sha512 31f7dce793a0370991204e06e270edd640bf34733a51b4d3e74c64c9ff74815df871f734660356332566b6ca5426fa31c46b5ef9a8defd7e58002714146e75e5
ripemd-160 ffb9c7f1fde5eda00b9e9da227d09520d7f4608a

31509428 as geometric shapes

Circle

Radius = n
Diameter 63018856
Circumference 197979575.04723
Area 3.1191115827107E+15

Sphere

Radius = n
Volume 1.3104189578585E+23
Surface area 1.2476446330843E+16
Circumference 197979575.04723

Square

Length = n
Perimeter 126037712
Area 992844052887184
Diagonal 44561060.420219

Cube

Length = n
Surface area 5957064317323104
Volume 3.1283948199677E+22
Space diagonal 54575930.213433

Equilateral Triangle

Length = n
Perimeter 94528284
Area 4.299140858983E+14
Altitude 27287965.106717

Triangular Pyramid

Length = n
Surface area 4.299140858983E+14
Volume 3.68684865238E+21
Height 14853686.80674