405490639 (number)

405490639 is an odd 9-digits composite number following 405490638 and preceding 405490640. In scientific notation, it is written as 4.05490639 × 10^8. The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors. There are 404468856 positive integers (up to 405490639) that are relatively prime to 405490639.

Interesting facts

Basic properties

Name

Name four hundred five million four hundred ninety thousand six hundred thirty-nine

Notation

Scientific notation 4.05490639 × 10^8
Engineering notation 4.05490639 × 10^6

Prime Factorization of 405490639

Prime Factorization 397 × 1021387

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 405490639
Product of the distinct prime numbers

The prime factorization of 405490639 is 397 × 1021387. Since it has a total of 2 prime factors.

Most popular turbo-numbers

8, 1, 25, 54, 945, 302, 9237, 3112, 11622, 15846, 690887, 528614, 3045127, 3380160, 44997725, 8264662, 910626413, 910266215, 5862222739, 3239400041

Basic calculations (n = 405490639)

Multiplication

n×y
n×2 810981278
n×3 1216471917
n×4 1621962556
n×5 2027453195

Division

n÷y
n÷2 202745319.5
n÷3 135163546.33333
n÷3 101372659.75
n÷5 81098127.8

Exponentiation

ny
n2 164422658316628321
n3 6.6671848786888E+25
n4 2.7034810567907E+34
n5 1.0962362612424E+43

Nth Root

y√n
2√n 20136.798131779
3√n 740.1622720588
4√n 141.90418644909
5√n 52.673983885051

Divisors of 405490639

1, 397, 1021387, 405490639

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -405490638
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 405490639 can be divided by 4 positive divisors. The sum of these divisors (counting 405490639) is 1, the average is 0.25.

Base conversion 405490639

Base System Value
2 Binary 11000001010110100101111001111
3 Ternary 1001021000001120211
4 Quaternary 120022310233033
5 Quinary 1312301200024
6 Senary 104123023251
8 Octal 3012645717
10 Decimal 405490639
12 Duodecimal b396ab27
16 Hexadecimal 182b4bcf
20 Vigesimal 66e66bj
36 Base36 6pf2kv

Cryptographic Hash Functions

md5 e077d3ed66833eb282d21adfa45c7312
sha1 de99ba3dd0ca6a247df06e680aaced1187210e8f
sha256 11c9335080171f77232223d384839957e9d47050e0418099c09b63fdf35d8313
sha512 c4228493beb85cc233f4f04df49c2d60035e7bb1e8fe973f94f233c685bdd60d882a0fd5be188faf370c9ee26d6df4dd539dc69a61525cf66e8674e210ffd15e
ripemd-160 495e70ca2c69c04d340bca71cbdcab270d155240

405490639 as geometric shapes

Circle

Radius = n
Diameter 810981278
Circumference 2547772825.1637
Area 5.1654901545122E+17

Sphere

Radius = n
Volume 2.7927438713352E+26
Surface area 2.0661960618049E+18
Circumference 2547772825.1637

Square

Length = n
Perimeter 1621962556
Area 164422658316628321
Diagonal 573450361.08913

Cube

Length = n
Surface area 986535949899769926
Volume 6.6671848786888E+25
Space diagonal 702330388.74157

Equilateral Triangle

Length = n
Perimeter 1216471917
Area 7.1197099529984E+16
Altitude 351165194.37078

Triangular Pyramid

Length = n
Surface area 7.1197099529984E+16
Volume 7.8573527319088E+24
Height 191150120.36304