20006987 (number)

20006987 is an odd 8-digits composite number following 20006986 and preceding 20006988. In scientific notation, it is written as 2.0006987 × 10^7. The sum of its digits is 32. It has a total of 6 prime factors and 48 positive divisors. There are 13590720 positive integers (up to 20006987) that are relatively prime to 20006987.

Interesting facts

Basic properties

Name

Name twenty million six thousand nine hundred eighty-seven

Notation

Scientific notation 2.0006987 × 10^7
Engineering notation 2.0006987 × 10^6

Prime Factorization of 20006987

Prime Factorization 7 × 11 × 11 × 13 × 23 × 79

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 1818817
Product of the distinct prime numbers

The prime factorization of 20006987 is 7 × 11 × 11 × 13 × 23 × 79. Since it has a total of 6 prime factors.

Most popular turbo-numbers

9, 9, 33, 63, 887, 263, 4496, 2602, 73850, 34750, 900581, 35391, 9329600, 5677859, 21887703, 31055252, 886995974, 825795899, 4459790022, 4498405987

Basic calculations (n = 20006987)

Multiplication

n×y
n×2 40013974
n×3 60020961
n×4 80027948
n×5 100034935

Division

n÷y
n÷2 10003493.5
n÷3 6668995.6666667
n÷3 5001746.75
n÷5 4001397.4

Exponentiation

ny
n2 400279528818169
n3 8.0083873294312E+21
n4 1.602237011909E+29
n5 3.2055935068181E+36

Nth Root

y√n
2√n 4472.917057134
3√n 271.47336737244
4√n 66.87987034328
5√n 28.856013865332

Divisors of 20006987

1, 7, 11, 13, 23, 77, 79, 91, 121, 143, 161, 253, 299, 553, 847, 869, 1001, 1027, 1573, 1771, 1817, 2093, 2783, 3289, 6083, 7189, 9559, 11011, 11297, 12719, 19481, 19987, 23023, 23621, 36179, 66913, 79079, 124267, 139909, 165347, 219857, 253253, 259831, 869869, 1538999, 1818817, 2858141, 20006987

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20006986
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20006987 can be divided by 48 positive divisors. The sum of these divisors (counting 20006987) is 1, the average is 0.020833333333333.

Base conversion 20006987

Base System Value
2 Binary 1001100010100100001001011
3 Ternary 1101122110102112
4 Quaternary 1030110201023
5 Quinary 20110210422
6 Senary 1552452535
8 Octal 114244113
10 Decimal 20006987
12 Duodecimal 684a14b
16 Hexadecimal 131484b
20 Vigesimal 650h97
36 Base36 bwthn

Cryptographic Hash Functions

md5 dc31014c677bee67732f45f99dc1b57b
sha1 e40e7c7320575be8f2fc66697c8581c03b201231
sha256 00ac404f91565f646055f1d1bdc0e08c5ecc9727400ffbd74f3854137623b828
sha512 c800fed0dd26d637a83120b27c9c2a4436b5f94a62a016d687e05072ee0e4fdcaef3cbfe19c6540eeb1032b78e81d0a78a87dd5268c0b57ae9c5a1f5e3e717d1
ripemd-160 9ed7951b46c65fb3a35e3fad111f7877050496c8

20006987 as geometric shapes

Circle

Radius = n
Diameter 40013974
Circumference 125707606.75933
Area 1.2575152271175E+15

Sphere

Radius = n
Volume 3.3545454401657E+22
Surface area 5.0300609084702E+15
Circumference 125707606.75933

Square

Length = n
Perimeter 80027948
Area 400279528818169
Diagonal 28294152.357622

Cube

Length = n
Surface area 2401677172909014
Volume 8.0083873294312E+21
Space diagonal 34653117.99037

Equilateral Triangle

Length = n
Perimeter 60020961
Area 1.733261202857E+14
Altitude 17326558.995185

Triangular Pyramid

Length = n
Surface area 1.733261202857E+14
Volume 9.4379749783488E+20
Height 9431384.1192074