20678431 (number)

20678431 is an odd 8-digits prime number following 20678430 and preceding 20678432. In scientific notation, it is written as 2.0678431 × 10^7. The sum of its digits is 31. It has a total of 1 prime factors and 2 positive divisors. There are 20678430 positive integers (up to 20678431) that are relatively prime to 20678431.

Interesting facts

Basic properties

Name

Name twenty million six hundred seventy-eight thousand four hundred thirty-one

Notation

Scientific notation 2.0678431 × 10^7
Engineering notation 2.0678431 × 10^6

Prime Factorization of 20678431

Prime Factorization 20678431

Composite number
ω Distinct Factors 1
Total number of distinct prime factors
Ω Total Factors 1
Total number of prime factors
rad Radical 20678431
Product of the distinct prime numbers

The prime factorization of 20678431 is 20678431. Since it has a total of 1 prime factors.

Most popular turbo-numbers

8, 3, 57, 59, 186, 305, 6067, 7875, 44738, 25712, 15360, 810793, 1724391, 2390290, 71621522, 93878011, 253296994, 812790953, 7700025436, 2882857940

Basic calculations (n = 20678431)

Multiplication

n×y
n×2 41356862
n×3 62035293
n×4 82713724
n×5 103392155

Division

n÷y
n÷2 10339215.5
n÷3 6892810.3333333
n÷3 5169607.75
n÷5 4135686.2

Exponentiation

ny
n2 427597508621761
n3 8.842045577807E+21
n4 1.8283962937954E+29
n5 3.7808366601903E+36

Nth Root

y√n
2√n 4547.3542857358
3√n 274.4769385284
4√n 67.434073625548
5√n 29.047149276477

Divisors of 20678431

1, 20678431

2 divisors

τ Total Divisors 2
Total number of the positive divisors of n
σ Sum of Divisors 20678432
Sum of all the positive divisors of n
s Aliquot Sum 1
Sum of the proper positive divisors of n
A Arithmetic Mean 10339216
Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n))
G Geometric Mean 4547.3543956899
Returns the nth root of the product of n divisors
H Harmonic Mean 1.9999999032809
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20678431 can be divided by 2 positive divisors. The sum of these divisors (counting 20678431) is 20678432, the average is 10339216.

Base conversion 20678431

Base System Value
2 Binary 1001110111000011100011111
3 Ternary 1102220120110211
4 Quaternary 1032320130133
5 Quinary 20243202211
6 Senary 2015113251
8 Octal 116703437
10 Decimal 20678431
12 Duodecimal 6b12827
16 Hexadecimal 13b871f
20 Vigesimal 694g1b
36 Base36 cb7kv

Cryptographic Hash Functions

md5 fe3d4b87cdb0329ff3ace77574bfa313
sha1 993bf6a5fae4843b7fbb2df989989162746e6cc6
sha256 ee3e454c2d1d38f1035aec49e181f4fe0ec9e97bd2f357db2aa93163e4c81700
sha512 8310744bbf22eced1ca0cc5b568a0758c04ecdf7b01a362567cdf3a50e6c9839147af1530cc6996a956a8248fbd6cf448efc63696d5d5fb986283a8e82513b0d
ripemd-160 aeeb3403fd7f0d54e03bc42f8d356b4327e7b5b9

20678431 as geometric shapes

Circle

Radius = n
Diameter 41356862
Circumference 129926413.83473
Area 1.3433371917794E+15

Sphere

Radius = n
Volume 3.7037473906593E+22
Surface area 5.3733487671177E+15
Circumference 129926413.83473

Square

Length = n
Perimeter 82713724
Area 427597508621761
Diagonal 29243717.568796

Cube

Length = n
Surface area 2565585051730566
Volume 8.842045577807E+21
Space diagonal 35816093.112807

Equilateral Triangle

Length = n
Perimeter 62035293
Area 1.8515515253069E+14
Altitude 17908046.556404

Triangular Pyramid

Length = n
Surface area 1.8515515253069E+14
Volume 1.0420450646046E+21
Height 9747905.8562654