981539668 (number)

981539668 is an even 9-digits composite number following 981539667 and preceding 981539669. In scientific notation, it is written as 9.81539668 × 10^8. The sum of its digits is 55. It has a total of 3 prime factors and 6 positive divisors. There are 490769832 positive integers (up to 981539668) that are relatively prime to 981539668.

Interesting facts

Basic properties

Name

Name nine hundred eighty-one million five hundred thirty-nine thousand six hundred sixty-eight

Notation

Scientific notation 9.81539668 × 10^8
Engineering notation 9.81539668 × 10^6

Prime Factorization of 981539668

Prime Factorization 2 × 2 × 245384917

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 490769834
Product of the distinct prime numbers

The prime factorization of 981539668 is 2 × 2 × 245384917. Since it has a total of 3 prime factors.

Most popular turbo-numbers

6, 4, 87, 26, 92, 858, 5469, 9957, 69310, 70814, 14283, 809835, 4433884, 7556720, 19791524, 35755040, 431371215, 781443434, 5787442685, 1868997635

Basic calculations (n = 981539668)

Multiplication

n×y
n×2 1963079336
n×3 2944619004
n×4 3926158672
n×5 4907698340

Division

n÷y
n÷2 490769834
n÷3 327179889.33333
n÷3 245384917
n÷5 196307933.6

Exponentiation

ny
n2 963420119857550224
n3 9.456350645895E+26
n4 9.2817832734634E+35
n5 9.1104384726832E+44

Nth Root

y√n
2√n 31329.533478812
3√n 993.80829794984
4√n 177.00150699588
5√n 62.861041343705

Divisors of 981539668

1, 2, 4, 245384917, 490769834, 981539668

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 -981539667
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 981539668 can be divided by 6 positive divisors. The sum of these divisors (counting 981539668) is 1, the average is 0.16666666666667.

Base conversion 981539668

Base System Value
2 Binary 111010100000010001101101010100
3 Ternary 2112101221101022001
4 Quaternary 322200101231110
5 Quinary 4002233232133
6 Senary 241221445044
8 Octal 7240215524
10 Decimal 981539668
12 Duodecimal 234870784
16 Hexadecimal 3a811b54
20 Vigesimal f6ec938
36 Base36 g8dsus

Cryptographic Hash Functions

md5 a6d2ca536e54cc4ae35d6abb2cfcd0e2
sha1 7dc009a4af8635e123d4cf3fa9bc0c25cf5800b0
sha256 346ce7cc3b468f9956ba4fb940f9e3cad563619143fa8e646b1041063c0c474a
sha512 c5f14798faacd9f65bed343792a0bf2ef92a238efed03c1685c078066ddb41c40a4788e1e07a34e66d71826842773e0008bf5adc27a5d5cb78e216ccd8e5dfb0
ripemd-160 a09d48d475f28a5fe15ccbfee93e0fc92853f362

981539668 as geometric shapes

Circle

Radius = n
Diameter 1963079336
Circumference 6167195620.3915
Area 3.0266735708651E+18

Sphere

Radius = n
Volume 3.961066895855E+27
Surface area 1.210669428346E+19
Circumference 6167195620.3915

Square

Length = n
Perimeter 3926158672
Area 963420119857550224
Diagonal 1388106710.4928

Cube

Length = n
Surface area 5780520719145301344
Volume 9.456350645895E+26
Space diagonal 1700076574.6203

Equilateral Triangle

Length = n
Perimeter 2944619004
Area 4.1717314915684E+17
Altitude 850038287.31014

Triangular Pyramid

Length = n
Surface area 4.1717314915684E+17
Volume 1.114441611165E+26
Height 462702236.83093