6981985 (number)

6981985 is an odd 7-digits composite number following 6981984 and preceding 6981986. In scientific notation, it is written as 6.981985 × 10^6. The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors. There are 5256960 positive integers (up to 6981985) that are relatively prime to 6981985.

Interesting facts

Basic properties

Name

Name six million nine hundred eighty-one thousand nine hundred eighty-five

Notation

Scientific notation 6.981985 × 10^6
Engineering notation 6.981985 × 10^6

Prime Factorization of 6981985

Prime Factorization 5 × 17 × 82141

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 6981985
Product of the distinct prime numbers

The prime factorization of 6981985 is 5 × 17 × 82141. Since it has a total of 3 prime factors.

Most popular turbo-numbers

8, 5, 42, 60, 965, 278, 9498, 1356, 69059, 93444, 658147, 277099, 5230075, 201193, 78868109, 9354571, 940236401, 705344494, 4348637063, 932580535

Basic calculations (n = 6981985)

Multiplication

n×y
n×2 13963970
n×3 20945955
n×4 27927940
n×5 34909925

Division

n÷y
n÷2 3490992.5
n÷3 2327328.3333333
n÷3 1745496.25
n÷5 1396397

Exponentiation

ny
n2 48748114540225
n3 3.4035860449813E+20
n4 2.3763786712269E+27
n5 1.6591840236826E+34

Nth Root

y√n
2√n 2642.3446028102
3√n 191.12887513151
4√n 51.403741136324
5√n 23.37737708903

Divisors of 6981985

1, 5, 17, 85, 82141, 410705, 1396397, 6981985

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -6981984
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 6981985 can be divided by 8 positive divisors. The sum of these divisors (counting 6981985) is 1, the average is 0.125.

Base conversion 6981985

Base System Value
2 Binary 11010101000100101100001
3 Ternary 111010201111001
4 Quaternary 122220211201
5 Quinary 3241410420
6 Senary 405352001
8 Octal 32504541
10 Decimal 6981985
12 Duodecimal 2408601
16 Hexadecimal 6a8961
20 Vigesimal 23cej5
36 Base36 45nc1

Cryptographic Hash Functions

md5 7e250f28b11203e4f5d80d3bde0e14b4
sha1 26da5b4b504e1fac35e47cd7b0d2960944afa672
sha256 edf5f0fb392aa3f1b7e72edcaa03191fbfbc7f57d097241f858d67633778b3e0
sha512 3e04339a64d2079cf764bb6d655c4e62c8b6599587676e01dadc7ee4aa392f9c993de734abee4659278a06071835a388993edced84ec4dc91a37b9ea2d9bbb23
ripemd-160 86c4a7623041bb88c8db77e4190283c4a7b402c2

6981985 as geometric shapes

Circle

Radius = n
Diameter 13963970
Circumference 43869105.566948
Area 1.5314671851592E+14

Sphere

Radius = n
Volume 1.4256907886365E+21
Surface area 6.125868740637E+14
Circumference 43869105.566948

Square

Length = n
Perimeter 27927940
Area 48748114540225
Diagonal 9874017.8792855

Cube

Length = n
Surface area 292488687241350
Volume 3.4035860449813E+20
Space diagonal 12093152.757684

Equilateral Triangle

Length = n
Perimeter 20945955
Area 21108552789214
Altitude 6046576.3788419

Triangular Pyramid

Length = n
Surface area 21108552789214
Volume 4.0111646212637E+19
Height 3291339.2930952