1981489356 (number)

1981489356 is an even 10-digits composite number following 1981489355 and preceding 1981489357. In scientific notation, it is written as 1.981489356 × 10^9. The sum of its digits is 54. It has a total of 6 prime factors and 48 positive divisors. There are 494017920 positive integers (up to 1981489356) that are relatively prime to 1981489356.

Interesting facts

Basic properties

Name

Name one billion nine hundred eighty-one million four hundred eighty-nine thousand three hundred fifty-six

Notation

Scientific notation 1.981489356 × 10^9
Engineering notation 1.981489356 × 10^9

Prime Factorization of 1981489356

Prime Factorization 2 × 2 × 63 × 517 × 67 × 227

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 990744678
Product of the distinct prime numbers

The prime factorization of 1981489356 is 2 × 2 × 63 × 517 × 67 × 227. Since it has a total of 6 prime factors.

Most popular turbo-numbers

8, 9, 17, 18, 937, 886, 9486, 1247, 72970, 51080, 397846, 904939, 9058732, 6593806, 37121227, 86074672, 5222989, 40108693, 2067809847, 7083874026

Basic calculations (n = 1981489356)

Multiplication

n×y
n×2 3962978712
n×3 5944468068
n×4 7925957424
n×5 9907446780

Division

n÷y
n÷2 990744678
n÷3 660496452
n÷3 495372339
n÷5 396297871.2

Exponentiation

ny
n2 3926300067941294736
n3 7.7799217930878E+27
n4 1.5415832223516E+37
n5 3.0546307464778E+46

Nth Root

y√n
2√n 44513.923170172
3√n 1256.0220043949
4√n 210.98322959461
5√n 72.34330552555

Divisors of 1981489356

1, 2, 4, 63, 67, 126, 134, 227, 252, 268, 454, 517, 908, 1034, 2068, 4221, 8442, 14301, 15209, 16884, 28602, 30418, 32571, 34639, 57204, 60836, 65142, 69278, 117359, 130284, 138556, 234718, 469436, 958167, 1916334, 2182257, 3832668, 4364514, 7393617, 7863053, 8729028, 14787234, 15726106, 29574468, 31452212, 495372339, 990744678, 1981489356

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 -1981489355
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 1981489356 can be divided by 48 positive divisors. The sum of these divisors (counting 1981489356) is 1, the average is 0.020833333333333.

Base conversion 1981489356

Base System Value
2 Binary 1110110000110110010000011001100
3 Ternary 12010002112002101200
4 Quaternary 1312012302003030
5 Quinary 13024230124411
6 Senary 524342105500
8 Octal 16606620314
10 Decimal 1981489356
12 Duodecimal 47371b290
16 Hexadecimal 761b20cc
20 Vigesimal 1aj4637g
36 Base36 wrq6z0

Cryptographic Hash Functions

md5 72a97756cf1d722e95cfac92c4af697a
sha1 f26fcdf93fa683c6bf28684495dee061c13b0232
sha256 10ef68d0b71a511d2046684f31fda0bdf5c2d801ee69d39795b6a3608dc473fb
sha512 6bddac665a4356cb4c197d6794829b0cb482f0c623f3d27d66b3a6d1e7df083bf664380b2ef7730a6a490e73fb82e334c13248b3c2e34936448adc84f9920978
ripemd-160 08d06acdaf9f2f3065a7148d24481b791859d6c2

1981489356 as geometric shapes

Circle

Radius = n
Diameter 3962978712
Circumference 12450064807.952
Area 1.2334835449233E+19

Sphere

Radius = n
Volume 3.258846020089E+28
Surface area 4.9339341796934E+19
Circumference 12450064807.952

Square

Length = n
Perimeter 7925957424
Area 3926300067941294736
Diagonal 2802249120.9531

Cube

Length = n
Surface area 2.3557800407648E+19
Volume 7.7799217930878E+27
Space diagonal 3432040239.2489

Equilateral Triangle

Length = n
Perimeter 5944468068
Area 1.7001378008589E+18
Altitude 1716020119.6245

Triangular Pyramid

Length = n
Surface area 1.7001378008589E+18
Volume 9.1687257616556E+26
Height 934083040.31771