981640557 (number)

981640557 is an odd 9-digits composite number following 981640556 and preceding 981640558. In scientific notation, it is written as 9.81640557 × 10^8. The sum of its digits is 45. It has a total of 3 prime factors and 6 positive divisors. There are 654427032 positive integers (up to 981640557) that are relatively prime to 981640557.

Interesting facts

Basic properties

Name

Name nine hundred eighty-one million six hundred forty thousand five hundred fifty-seven

Notation

Scientific notation 9.81640557 × 10^8
Engineering notation 9.81640557 × 10^6

Prime Factorization of 981640557

Prime Factorization 3 × 3 × 109071173

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 327213519
Product of the distinct prime numbers

The prime factorization of 981640557 is 3 × 3 × 109071173. Since it has a total of 3 prime factors.

Most popular turbo-numbers

5, 1, 85, 25, 501, 14, 3423, 5006, 79053, 92717, 895512, 308587, 9441640, 8618517, 19254401, 47758078, 75430378, 883421096, 7299378508, 7408183538

Basic calculations (n = 981640557)

Multiplication

n×y
n×2 1963281114
n×3 2944921671
n×4 3926562228
n×5 4908202785

Division

n÷y
n÷2 490820278.5
n÷3 327213519
n÷3 245410139.25
n÷5 196328111.4

Exponentiation

ny
n2 963618183147270249
n3 9.4592669004001E+26
n4 9.2856000289205E+35
n5 9.1151215844687E+44

Nth Root

y√n
2√n 31331.143563554
3√n 993.84234679968
4√n 177.0060551607
5√n 62.862333543516

Divisors of 981640557

1, 3, 9, 109071173, 327213519, 981640557

6 divisors

τ Total Divisors 6
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -981640556
Sum of the proper positive divisors of n
A Arithmetic Mean 0.16666666666667
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 6
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 981640557 can be divided by 6 positive divisors. The sum of these divisors (counting 981640557) is 1, the average is 0.16666666666667.

Base conversion 981640557

Base System Value
2 Binary 111010100000101010010101101101
3 Ternary 2112102010111200200
4 Quaternary 322200222111231
5 Quinary 4002244444212
6 Senary 241223544113
8 Octal 7240522555
10 Decimal 981640557
12 Duodecimal 2348bb039
16 Hexadecimal 3a82a56d
20 Vigesimal f6f517h
36 Base36 g8fyp9

Cryptographic Hash Functions

md5 0e9cf1c6e8a7be449b0aaa3aefe128f4
sha1 cf2ea51c860a7352349730b30b52244101780689
sha256 df3098f8ca77d5d2869049b7aa793dcb3302988eac09890b9b9c53c36a5b8a03
sha512 c24370e11ee82498d755231060691e35549f6c1c76492160ec12656eab32e02ee19417985f719780548c01c49e484e5cba4a1acf4c859440a568ae200c3f1b81
ripemd-160 142c4603874db9be1784b4329c6f34ac60817a3b

981640557 as geometric shapes

Circle

Radius = n
Diameter 1963281114
Circumference 6167829524.674
Area 3.027295805041E+18

Sphere

Radius = n
Volume 3.9622884536856E+27
Surface area 1.2109183220164E+19
Circumference 6167829524.674

Square

Length = n
Perimeter 3926562228
Area 963618183147270249
Diagonal 1388249389.0849

Cube

Length = n
Surface area 5781709098883621494
Volume 9.4592669004001E+26
Space diagonal 1700251319.4942

Equilateral Triangle

Length = n
Perimeter 2944921671
Area 4.1725891307707E+17
Altitude 850125659.74711

Triangular Pyramid

Length = n
Surface area 4.1725891307707E+17
Volume 1.1147852950544E+26
Height 462749796.36163