397658940 (number)

397658940 is an even 9-digits composite number following 397658939 and preceding 397658941. In scientific notation, it is written as 3.97658940 × 10^8. The sum of its digits is 51. It has a total of 6 prime factors and 48 positive divisors. There are 90216960 positive integers (up to 397658940) that are relatively prime to 397658940.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 3.97658940 × 10^8
Engineering notation 3.97658940 × 10^6

Prime Factorization of 397658940

Prime Factorization 2 × 2 × 15 × 7 × 137 × 6911

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 198829470
Product of the distinct prime numbers

The prime factorization of 397658940 is 2 × 2 × 15 × 7 × 137 × 6911. Since it has a total of 6 prime factors.

Most popular turbo-numbers

2, 2, 42, 84, 561, 897, 7753, 6259, 26119, 61657, 552770, 364143, 263763, 596885, 61492440, 99540805, 245408935, 605854235, 7266495990, 2521705996

Basic calculations (n = 397658940)

Multiplication

n×y
n×2 795317880
n×3 1192976820
n×4 1590635760
n×5 1988294700

Division

n÷y
n÷2 198829470
n÷3 132552980
n÷3 99414735
n÷5 79531788

Exponentiation

ny
n2 158132632561923600
n3 6.2882855043984E+25
n4 2.5005929480964E+34
n5 9.943831411115E+42

Nth Root

y√n
2√n 19941.387614707
3√n 735.36606319956
4√n 141.21397811374
5√n 52.468923040207

Divisors of 397658940

1, 2, 4, 7, 14, 15, 28, 30, 60, 105, 137, 210, 274, 420, 548, 959, 1918, 2055, 3836, 4110, 6911, 8220, 13822, 14385, 27644, 28770, 48377, 57540, 96754, 103665, 193508, 207330, 414660, 725655, 946807, 1451310, 1893614, 2902620, 3787228, 6627649, 13255298, 14202105, 26510596, 28404210, 56808420, 99414735, 198829470, 397658940

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 -397658939
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 397658940 can be divided by 48 positive divisors. The sum of these divisors (counting 397658940) is 1, the average is 0.020833333333333.

Base conversion 397658940

Base System Value
2 Binary 10111101100111100101100111100
3 Ternary 1000201021011111220
4 Quaternary 113230330230330
5 Quinary 1303300041230
6 Senary 103243113340
8 Octal 2754745474
10 Decimal 397658940
12 Duodecimal b1212850
16 Hexadecimal 17b3cb3c
20 Vigesimal 6457770
36 Base36 6kr7lo

Cryptographic Hash Functions

md5 8fe324dc12fc240b72891c6111637c40
sha1 01ef6306da8bba04ef61330df0c8a4c9130ef345
sha256 669d4e5bbfb8b13ed727b93be73acab11571bc265acb889eed4effdcf1f7ebe6
sha512 07ce02afc7aa080779424e2b91957f09cf8ac1951df79c298ba406cc2814957de64b36de28bcb9602b761c22759d49f03891bf305f02d1d870e3f92c534fa2dd
ripemd-160 de5d35aef1a8ed2ec42a88a6a9030002ea708889

397658940 as geometric shapes

Circle

Radius = n
Diameter 795317880
Circumference 2498564809.0766
Area 4.9678831674935E+17

Sphere

Radius = n
Volume 2.6340308725724E+26
Surface area 1.9871532669974E+18
Circumference 2498564809.0766

Square

Length = n
Perimeter 1590635760
Area 158132632561923600
Diagonal 562374666.14691

Cube

Length = n
Surface area 948795795371541600
Volume 6.2882855043984E+25
Space diagonal 688765488.16398

Equilateral Triangle

Length = n
Perimeter 1192976820
Area 6.8473438482968E+16
Altitude 344382744.08199

Triangular Pyramid

Length = n
Surface area 6.8473438482968E+16
Volume 7.4108155369953E+24
Height 187458222.04897