838961990 (number)

838961990 is an even 9-digits composite number following 838961989 and preceding 838961991. In scientific notation, it is written as 8.38961990 × 10^8. The sum of its digits is 53. It has a total of 6 prime factors and 64 positive divisors. There are 316742400 positive integers (up to 838961990) that are relatively prime to 838961990.

Interesting facts

Basic properties

Name

Name eight hundred thirty-eight million nine hundred sixty-one thousand nine hundred ninety

Notation

Scientific notation 8.38961990 × 10^8
Engineering notation 8.38961990 × 10^6

Prime Factorization of 838961990

Prime Factorization 2 × 5 × 31 × 131 × 283 × 73

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 838961990
Product of the distinct prime numbers

The prime factorization of 838961990 is 2 × 5 × 31 × 131 × 283 × 73. Since it has a total of 6 prime factors.

Most popular turbo-numbers

3, 8, 27, 18, 252, 880, 2156, 5400, 64295, 28470, 297919, 781965, 4859946, 4111318, 60584433, 9206129, 462075213, 329568142, 4682754968, 3701260462

Basic calculations (n = 838961990)

Multiplication

n×y
n×2 1677923980
n×3 2516885970
n×4 3355847960
n×5 4194809950

Division

n÷y
n÷2 419480995
n÷3 279653996.66667
n÷3 209740497.5
n÷5 167792398

Exponentiation

ny
n2 703857220664760100
n3 5.9050945452478E+26
n4 4.9541498708192E+35
n5 4.1563434343807E+44

Nth Root

y√n
2√n 28964.840583024
3√n 943.14998399687
4√n 170.19060074817
5√n 60.918395623931

Divisors of 838961990

1, 2, 5, 10, 31, 62, 73, 131, 146, 155, 262, 283, 310, 365, 566, 655, 730, 1310, 1415, 2263, 2830, 4061, 4526, 8122, 8773, 9563, 11315, 17546, 19126, 20305, 20659, 22630, 37073, 40610, 41318, 43865, 47815, 74146, 87730, 95630, 103295, 185365, 206590, 296453, 370730, 592906, 640429, 1149263, 1280858, 1482265, 2298526, 2706329, 2964530, 3202145, 5412658, 5746315, 6404290, 11492630, 13531645, 27063290, 83896199, 167792398, 419480995, 838961990

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -838961989
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 838961990 can be divided by 64 positive divisors. The sum of these divisors (counting 838961990) is 1, the average is 0.015625.

Base conversion 838961990

Base System Value
2 Binary 110010000000011000101101000110
3 Ternary 2011110122200111022
4 Quaternary 302000120231012
5 Quinary 3204233240430
6 Senary 215125511142
8 Octal 6200305506
10 Decimal 838961990
12 Duodecimal 1b4b724b2
16 Hexadecimal 32018b46
20 Vigesimal d23a4ja
36 Base36 dvhv7q

Cryptographic Hash Functions

md5 3bdb78d9bf0bd7981f77bfd567cf1897
sha1 a17aa58877a11ecace90fcb8566d2fbc367ae552
sha256 184bd16f7de9ef175fd1d9388ca73045f539a96ac1ec4af249b8665f8d65373c
sha512 3e8c3438677f5bec87e2326aeeb46de662e2f637cbf4f6aea89fea2c92d56a47eaec89bf67cbbc79175d2c99b397797a3370410b2ca1edcee81c7cc9492c5112
ripemd-160 515cbd3e4f065f2ac4c44655c5d5803dbfbd302e

838961990 as geometric shapes

Circle

Radius = n
Diameter 1677923980
Circumference 5271353648.8501
Area 2.2112326736165E+18

Sphere

Radius = n
Volume 2.4735202189471E+27
Surface area 8.8449306944662E+18
Circumference 5271353648.8501

Square

Length = n
Perimeter 3355847960
Area 703857220664760100
Diagonal 1186471424.5735

Cube

Length = n
Surface area 4223143323988560600
Volume 5.9050945452478E+26
Space diagonal 1453124792.2991

Equilateral Triangle

Length = n
Perimeter 2516885970
Area 3.047791168664E+17
Altitude 726562396.14955

Triangular Pyramid

Length = n
Surface area 3.047791168664E+17
Volume 6.9592206608206E+25
Height 395490474.85784