397942757 (number)

397942757 is an odd 9-digits composite number following 397942756 and preceding 397942758. In scientific notation, it is written as 3.97942757 × 10^8. The sum of its digits is 53. It has a total of 2 prime factors and 4 positive divisors. There are 380640876 positive integers (up to 397942757) that are relatively prime to 397942757.

Interesting facts

Basic properties

Name

Name three hundred ninety-seven million nine hundred forty-two thousand seven hundred fifty-seven

Notation

Scientific notation 3.97942757 × 10^8
Engineering notation 3.97942757 × 10^6

Prime Factorization of 397942757

Prime Factorization 23 × 17301859

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 397942757
Product of the distinct prime numbers

The prime factorization of 397942757 is 23 × 17301859. Since it has a total of 2 prime factors.

Most popular turbo-numbers

2, 2, 44, 10, 894, 622, 5890, 3047, 57807, 9658, 305621, 596479, 7554804, 5387641, 79447584, 98948253, 642413126, 465275136, 5258005352, 8426319864

Basic calculations (n = 397942757)

Multiplication

n×y
n×2 795885514
n×3 1193828271
n×4 1591771028
n×5 1989713785

Division

n÷y
n÷2 198971378.5
n÷3 132647585.66667
n÷3 99485689.25
n÷5 79588551.4

Exponentiation

ny
n2 158358437848761049
n3 6.3017593351749E+25
n4 2.50773948379E+34
n5 9.9793676401715E+42

Nth Root

y√n
2√n 19948.502625511
3√n 735.54096999809
4√n 141.23916817056
5√n 52.476410523218

Divisors of 397942757

1, 23, 17301859, 397942757

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 -397942756
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 397942757 can be divided by 4 positive divisors. The sum of these divisors (counting 397942757) is 1, the average is 0.25.

Base conversion 397942757

Base System Value
2 Binary 10111101110000001111111100101
3 Ternary 1000201210120211122
4 Quaternary 113232001333211
5 Quinary 1303333132012
6 Senary 103253143325
8 Octal 2756017745
10 Decimal 397942757
12 Duodecimal b132ab45
16 Hexadecimal 17b81fe5
20 Vigesimal 6472ghh
36 Base36 6kxalh

Cryptographic Hash Functions

md5 2a18b0f695df59f66e5aa8284e33dca6
sha1 7971f2f59c370df7d4370488229b87be95289f8b
sha256 24ed45823a1043bd574f98a1c926658020931a36cf3616234cd41149d9a33f72
sha512 ea01a881185f5c7a59bbc42be9da12e41a8e66edfd68a01a9ac6f190caed0411b5432556bf09705702d219d4432d4051b056e8729abc6eabc7054a64aad707d7
ripemd-160 3ad6eeb2dacb72dec9db8ef58fe18ff2e7133867

397942757 as geometric shapes

Circle

Radius = n
Diameter 795885514
Circumference 2500348083.8809
Area 4.9749770497962E+17

Sphere

Radius = n
Volume 2.6396747776102E+26
Surface area 1.9899908199185E+18
Circumference 2500348083.8809

Square

Length = n
Perimeter 1591771028
Area 158358437848761049
Diagonal 562776043.99754

Cube

Length = n
Surface area 950150627092566294
Volume 6.3017593351749E+25
Space diagonal 689257073.62804

Equilateral Triangle

Length = n
Perimeter 1193828271
Area 6.8571215040323E+16
Altitude 344628536.81402

Triangular Pyramid

Length = n
Surface area 6.8571215040323E+16
Volume 7.4266945988464E+24
Height 187592014.66585