397942742 (number)

397942742 is an even 9-digits composite number following 397942741 and preceding 397942743. In scientific notation, it is written as 3.97942742 × 10^8. The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors. There are 198893992 positive integers (up to 397942742) that are relatively prime to 397942742.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 3.97942742 × 10^8
Engineering notation 3.97942742 × 10^6

Prime Factorization of 397942742

Prime Factorization 2 × 2663 × 74717

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 397942742
Product of the distinct prime numbers

The prime factorization of 397942742 is 2 × 2663 × 74717. Since it has a total of 3 prime factors.

Most popular turbo-numbers

5, 8, 54, 100, 700, 531, 1348, 8384, 5469, 15866, 768901, 396649, 409672, 7967458, 84987970, 75575269, 896887259, 649312854, 4825492505, 4090649209

Basic calculations (n = 397942742)

Multiplication

n×y
n×2 795885484
n×3 1193828226
n×4 1591770968
n×5 1989713710

Division

n÷y
n÷2 198971371
n÷3 132647580.66667
n÷3 99485685.5
n÷5 79588548.4

Exponentiation

ny
n2 158358425910478564
n3 6.301758622562E+25
n4 2.5077391056845E+34
n5 9.979365759367E+42

Nth Root

y√n
2√n 19948.502249542
3√n 735.5409607563
4√n 141.23916683959
5√n 52.47641012761

Divisors of 397942742

1, 2, 2663, 5326, 74717, 149434, 198971371, 397942742

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -397942741
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 397942742 can be divided by 8 positive divisors. The sum of these divisors (counting 397942742) is 1, the average is 0.125.

Base conversion 397942742

Base System Value
2 Binary 10111101110000001111111010110
3 Ternary 1000201210120211002
4 Quaternary 113232001333112
5 Quinary 1303333131432
6 Senary 103253143302
8 Octal 2756017726
10 Decimal 397942742
12 Duodecimal b132ab32
16 Hexadecimal 17b81fd6
20 Vigesimal 6472gh2
36 Base36 6kxal2

Cryptographic Hash Functions

md5 759cc3378cae1d406d3fe37197dfb5dd
sha1 362d982c11da5a000b46a947f444891e8af487cc
sha256 cf6135de578204ca552e6e3c265fcac7dbc15a0dd7c6c52ca71257d117ec5cbb
sha512 345cb7b7a6b16ed276bd2fa2c9a5985dce2a15bdad8b21d2b12fba4f31ed85c9d0d17ac3fb9c7deb5b8fd7ac363449e135a567c7765db949188c9908efdad19a
ripemd-160 643772ed174d8f4f1ff8cf7962e72bad141fa75a

397942742 as geometric shapes

Circle

Radius = n
Diameter 795885484
Circumference 2500347989.6332
Area 4.974976674744E+17

Sphere

Radius = n
Volume 2.6396744791116E+26
Surface area 1.9899906698976E+18
Circumference 2500347989.6332

Square

Length = n
Perimeter 1591770968
Area 158358425910478564
Diagonal 562776022.78434

Cube

Length = n
Surface area 950150555462871384
Volume 6.301758622562E+25
Space diagonal 689257047.64727

Equilateral Triangle

Length = n
Perimeter 1193828226
Area 6.8571209870895E+16
Altitude 344628523.82364

Triangular Pyramid

Length = n
Surface area 6.8571209870895E+16
Volume 7.4266937590239E+24
Height 187592007.59478