397693728 (number)

397693728 is an even 9-digits composite number following 397693727 and preceding 397693729. In scientific notation, it is written as 3.97693728 × 10^8. The sum of its digits is 54. It has a total of 7 prime factors and 24 positive divisors. There are 132564480 positive integers (up to 397693728) that are relatively prime to 397693728.

Interesting facts

Basic properties

Name

Name three hundred ninety-seven million six hundred ninety-three thousand seven hundred twenty-eight

Notation

Scientific notation 3.97693728 × 10^8
Engineering notation 3.97693728 × 10^6

Prime Factorization of 397693728

Prime Factorization 2 × 2 × 2 × 2 × 2 × 9 × 1380881

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 24855858
Product of the distinct prime numbers

The prime factorization of 397693728 is 2 × 2 × 2 × 2 × 2 × 9 × 1380881. Since it has a total of 7 prime factors.

Most popular turbo-numbers

2, 3, 41, 48, 883, 277, 1348, 2305, 76641, 28886, 304408, 28554, 9027131, 4551691, 26900770, 58995318, 821308242, 765960236, 451795124, 5864154428

Basic calculations (n = 397693728)

Multiplication

n×y
n×2 795387456
n×3 1193081184
n×4 1590774912
n×5 1988468640

Division

n÷y
n÷2 198846864
n÷3 132564576
n÷3 99423432
n÷5 79538745.6

Exponentiation

ny
n2 158160301290537984
n3 6.2899359841837E+25
n4 2.5014680904314E+34
n5 9.9481817035669E+42

Nth Root

y√n
2√n 19942.259851882
3√n 735.3875063393
4√n 141.21706643279
5√n 52.469841025365

Divisors of 397693728

1, 2, 4, 8, 9, 16, 18, 32, 36, 72, 144, 288, 1380881, 2761762, 5523524, 11047048, 12427929, 22094096, 24855858, 44188192, 49711716, 99423432, 198846864, 397693728

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -397693727
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 397693728 can be divided by 24 positive divisors. The sum of these divisors (counting 397693728) is 1, the average is 0.041666666666667.

Base conversion 397693728

Base System Value
2 Binary 10111101101000101001100100000
3 Ternary 1000201022221020100
4 Quaternary 113231011030200
5 Quinary 1303302144403
6 Senary 103243542400
8 Octal 2755051440
10 Decimal 397693728
12 Duodecimal b122aa00
16 Hexadecimal 17b45320
20 Vigesimal 645be68
36 Base36 6kryg0

Cryptographic Hash Functions

md5 6f0c2daf9f21a1b442338c535740050a
sha1 31f4cb34cb048319a1dece60aa312d4059b1b43b
sha256 0a8fec521aaffafd49743e23dc11b84332651ef502bb8c7bb0ba04f176d711fd
sha512 8cb3521b0a78862d12f3c8b009f8dab08c73ed781ead8eba3b0ee06a638ff61479558fc78895d033bdf597214337e7cc4d4ad1d1f1bcc21bdbd1ebbc54b6b56e
ripemd-160 749a404ffadd38f426856714c0cdc648346b31f7

397693728 as geometric shapes

Circle

Radius = n
Diameter 795387456
Circumference 2498783388.5271
Area 4.968752406239E+17

Sphere

Radius = n
Volume 2.6347222239282E+26
Surface area 1.9875009624956E+18
Circumference 2498783388.5271

Square

Length = n
Perimeter 1590774912
Area 158160301290537984
Diagonal 562423863.80832

Cube

Length = n
Surface area 948961807743227904
Volume 6.2899359841837E+25
Space diagonal 688825742.74748

Equilateral Triangle

Length = n
Perimeter 1193081184
Area 6.8485419393903E+16
Altitude 344412871.37374

Triangular Pyramid

Length = n
Surface area 6.8485419393903E+16
Volume 7.412760646076E+24
Height 187474621.26944