398366981 (number)

398366981 is an odd 9-digits composite number following 398366980 and preceding 398366982. In scientific notation, it is written as 3.98366981 × 10^8. The sum of its digits is 53. It has a total of 2 prime factors and 4 positive divisors. There are 396281100 positive integers (up to 398366981) that are relatively prime to 398366981.

Interesting facts

Basic properties

Name

Name three hundred ninety-eight million three hundred sixty-six thousand nine hundred eighty-one

Notation

Scientific notation 3.98366981 × 10^8
Engineering notation 3.98366981 × 10^6

Prime Factorization of 398366981

Prime Factorization 191 × 2085691

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 398366981
Product of the distinct prime numbers

The prime factorization of 398366981 is 191 × 2085691. Since it has a total of 2 prime factors.

Most popular turbo-numbers

9, 3, 93, 97, 298, 19, 416, 1553, 69649, 89696, 407413, 542822, 6142000, 7363467, 24723399, 17097028, 713172955, 66565996, 8895052457, 6410305646

Basic calculations (n = 398366981)

Multiplication

n×y
n×2 796733962
n×3 1195100943
n×4 1593467924
n×5 1991834905

Division

n÷y
n÷2 199183490.5
n÷3 132788993.66667
n÷3 99591745.25
n÷5 79673396.2

Exponentiation

ny
n2 158696251551054361
n3 6.321934662641E+25
n4 2.5184500256356E+34
n5 1.0032673335118E+43

Nth Root

y√n
2√n 19959.132771741
3√n 735.80224988656
4√n 141.27679488062
5√n 52.487594174967

Divisors of 398366981

1, 191, 2085691, 398366981

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -398366980
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 398366981 can be divided by 4 positive divisors. The sum of these divisors (counting 398366981) is 1, the average is 0.25.

Base conversion 398366981

Base System Value
2 Binary 10111101111101001100100000101
3 Ternary 1000202121010202122
4 Quaternary 113233221210011
5 Quinary 1303440220411
6 Senary 103310215325
8 Octal 2757514405
10 Decimal 398366981
12 Duodecimal b14b4545
16 Hexadecimal 17be9905
20 Vigesimal 649fh91
36 Base36 6l6dxh

Cryptographic Hash Functions

md5 b6bcdbc650e8edf6e87ca1bcfdbf933c
sha1 48f5663d5d61759a6a88ba07ce1305742de41fcb
sha256 37628cc114fd92bf0231f42858132f3d511a97a0f1ac3f0ba355078f28e61380
sha512 269c09762b98a8e2bba05289a49b7ecfa64b672dc2caa856014116e7bdd82fdbfffc7f2ba8263a8e0b31a90cbb5279d84ccd886fe07d22e968c8384bce34fb34
ripemd-160 ed3e2ae91496b03e0cd3edd1eda31c57f670896b

398366981 as geometric shapes

Circle

Radius = n
Diameter 796733962
Circumference 2503013561.8847
Area 4.9855897802503E+17

Sphere

Radius = n
Volume 2.648125799017E+26
Surface area 1.9942359121001E+18
Circumference 2503013561.8847

Square

Length = n
Perimeter 1593467924
Area 158696251551054361
Diagonal 563375987.33183

Cube

Length = n
Surface area 952177509306326166
Volume 6.321934662641E+25
Space diagonal 689991851.14983

Equilateral Triangle

Length = n
Perimeter 1195100943
Area 6.8717492664289E+16
Altitude 344995925.57491

Triangular Pyramid

Length = n
Surface area 6.8717492664289E+16
Volume 7.4504714502862E+24
Height 187791995.77728