398668749 (number)

398668749 is an odd 9-digits composite number following 398668748 and preceding 398668750. In scientific notation, it is written as 3.98668749 × 10^8. The sum of its digits is 60. It has a total of 2 prime factors and 4 positive divisors. There are 265779164 positive integers (up to 398668749) that are relatively prime to 398668749.

Interesting facts

Basic properties

Name

Name three hundred ninety-eight million six hundred sixty-eight thousand seven hundred forty-nine

Notation

Scientific notation 3.98668749 × 10^8
Engineering notation 3.98668749 × 10^6

Prime Factorization of 398668749

Prime Factorization 3 × 132889583

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 398668749
Product of the distinct prime numbers

The prime factorization of 398668749 is 3 × 132889583. Since it has a total of 2 prime factors.

Most popular turbo-numbers

3, 2, 28, 24, 367, 781, 6144, 8133, 95788, 68251, 154877, 576547, 7252322, 4605894, 17048820, 10641459, 667021128, 844842003, 761307713, 93205531

Basic calculations (n = 398668749)

Multiplication

n×y
n×2 797337498
n×3 1196006247
n×4 1594674996
n×5 1993343745

Division

n÷y
n÷2 199334374.5
n÷3 132889583
n÷3 99667187.25
n÷5 79733749.8

Exponentiation

ny
n2 158936771429225001
n3 6.3363123835788E+25
n4 2.5260897312346E+34
n5 1.007073033013E+43

Nth Root

y√n
2√n 19966.690987743
3√n 735.98799614657
4√n 141.30354202122
5√n 52.495543769153

Divisors of 398668749

1, 3, 132889583, 398668749

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 -398668748
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 398668749 can be divided by 4 positive divisors. The sum of these divisors (counting 398668749) is 1, the average is 0.25.

Base conversion 398668749

Base System Value
2 Binary 10111110000110011001111001101
3 Ternary 1000210011110201020
4 Quaternary 113300303033031
5 Quinary 1304024344444
6 Senary 103320504353
8 Octal 2760631715
10 Decimal 398668749
12 Duodecimal b161b0b9
16 Hexadecimal 17c333cd
20 Vigesimal 64bdbh9
36 Base36 6lcurx

Cryptographic Hash Functions

md5 8f996ff33e8f8357a0de508840fe875a
sha1 5a942ec8acf0bbe195c22e7af9401ef6c5079f2d
sha256 d615353a99c6b77e6c66e8a767dcbf0e4e84b35b2628b28f6f709665028beda7
sha512 07ab5833710afb72fa239810ff43d0fdbcf023875377dde5ad3850ad617bfe1484ea0c2001f92f591457c202778e039657a9bfdabdb97416ecb97d71f5eccb27
ripemd-160 744b31687493a3dbcef1f4f1e895b7a55d6f1ffc

398668749 as geometric shapes

Circle

Radius = n
Diameter 797337498
Circumference 2504909626.1485
Area 4.9931459350733E+17

Sphere

Radius = n
Volume 2.6541483246802E+26
Surface area 1.9972583740293E+18
Circumference 2504909626.1485

Square

Length = n
Perimeter 1594674996
Area 158936771429225001
Diagonal 563802751.73012

Cube

Length = n
Surface area 953620628575350006
Volume 6.3363123835788E+25
Space diagonal 690514528.65792

Equilateral Triangle

Length = n
Perimeter 1196006247
Area 6.8821640826595E+16
Altitude 345257264.32896

Triangular Pyramid

Length = n
Surface area 6.8821640826595E+16
Volume 7.4674157569081E+24
Height 187934250.57671