40391388 (number)

40391388 is an even 8-digits composite number following 40391387 and preceding 40391389. In scientific notation, it is written as 4.0391388 × 10^7. The sum of its digits is 36. It has a total of 7 prime factors and 72 positive divisors. There are 12257280 positive integers (up to 40391388) that are relatively prime to 40391388.

Interesting facts

Basic properties

Name

Name forty million three hundred ninety-one thousand three hundred eighty-eight

Notation

Scientific notation 4.0391388 × 10^7
Engineering notation 4.0391388 × 10^6

Prime Factorization of 40391388

Prime Factorization 2 × 2 × 3 × 3 × 31 × 17 × 2129

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 6731898
Product of the distinct prime numbers

The prime factorization of 40391388 is 2 × 2 × 3 × 3 × 31 × 17 × 2129. Since it has a total of 7 prime factors.

Most popular turbo-numbers

5, 2, 23, 22, 679, 680, 8880, 9757, 607, 60362, 448912, 790385, 3757947, 1373415, 17924104, 51218721, 951369101, 186545233, 3649073718, 1474017339

Basic calculations (n = 40391388)

Multiplication

n×y
n×2 80782776
n×3 121174164
n×4 161565552
n×5 201956940

Division

n÷y
n÷2 20195694
n÷3 13463796
n÷3 10097847
n÷5 8078277.6

Exponentiation

ny
n2 1631464224566544
n3 6.5897104502586E+22
n4 2.6616755160405E+30
n5 1.0750876849849E+38

Nth Root

y√n
2√n 6355.4219372124
3√n 343.10701101108
4√n 79.720900253399
5√n 33.209149668489

Divisors of 40391388

1, 2, 3, 4, 6, 9, 12, 17, 18, 31, 34, 36, 51, 62, 68, 93, 102, 124, 153, 186, 204, 279, 306, 372, 527, 558, 612, 1054, 1116, 1581, 2108, 2129, 3162, 4258, 4743, 6324, 6387, 8516, 9486, 12774, 18972, 19161, 25548, 36193, 38322, 65999, 72386, 76644, 108579, 131998, 144772, 197997, 217158, 263996, 325737, 395994, 434316, 593991, 651474, 791988, 1121983, 1187982, 1302948, 2243966, 2375964, 3365949, 4487932, 6731898, 10097847, 13463796, 20195694, 40391388

72 divisors

τ Total Divisors 72
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -40391387
Sum of the proper positive divisors of n
A Arithmetic Mean 0.013888888888889
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 72
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 40391388 can be divided by 72 positive divisors. The sum of these divisors (counting 40391388) is 1, the average is 0.013888888888889.

Base conversion 40391388

Base System Value
2 Binary 10011010000101001011011100
3 Ternary 2211000002120100
4 Quaternary 2122011023130
5 Quinary 40320011023
6 Senary 4001421100
8 Octal 232051334
10 Decimal 40391388
12 Duodecimal 1163a790
16 Hexadecimal 26852dc
20 Vigesimal cc8i98
36 Base36 o1q70

Cryptographic Hash Functions

md5 b54410c78b6d73039c51589b4c82a9e9
sha1 8942184e2fe48bf1e49c223eafd4cfd3f83ea8e8
sha256 86814f7a1807df0a0b841f48849935c7545afdd62b26f5f9ad0adc0a929c98aa
sha512 f1ca34112ff16529f644f21e77bb4d96fb233996b7a189c618ff5cf7619e4e7328ea9600078a60f168d4af2a2dd3f1b26cc2ff40e27b1f3ebe793c4cdc7739be
ripemd-160 910698944c6d03a6ab2959b48c9bc830cea8b481

40391388 as geometric shapes

Circle

Radius = n
Diameter 80782776
Circumference 253786575.61819
Area 5.1253960224928E+15

Sphere

Radius = n
Volume 2.7602914586422E+23
Surface area 2.0501584089971E+16
Circumference 253786575.61819

Square

Length = n
Perimeter 161565552
Area 1631464224566544
Diagonal 57122048.712674

Cube

Length = n
Surface area 9788785347399264
Volume 6.5897104502586E+22
Space diagonal 69959936.204228

Equilateral Triangle

Length = n
Perimeter 121174164
Area 7.0644473192005E+14
Altitude 34979968.102114

Triangular Pyramid

Length = n
Surface area 7.0644473192005E+14
Volume 7.7660482423896E+21
Height 19040682.904225