397138538 (number)

397138538 is an even 9-digits composite number following 397138537 and preceding 397138539. In scientific notation, it is written as 3.97138538 × 10^8. The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors. There are 193202496 positive integers (up to 397138538) that are relatively prime to 397138538.

Interesting facts

Basic properties

Name

Name three hundred ninety-seven million one hundred thirty-eight thousand five hundred thirty-eight

Notation

Scientific notation 3.97138538 × 10^8
Engineering notation 3.97138538 × 10^6

Prime Factorization of 397138538

Prime Factorization 2 × 37 × 5366737

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 397138538
Product of the distinct prime numbers

The prime factorization of 397138538 is 2 × 37 × 5366737. Since it has a total of 3 prime factors.

Most popular turbo-numbers

4, 10, 88, 40, 588, 469, 6106, 5373, 48985, 19771, 174071, 598939, 7820758, 7016470, 8164008, 63669763, 643923486, 403321525, 43350248, 4046950635

Basic calculations (n = 397138538)

Multiplication

n×y
n×2 794277076
n×3 1191415614
n×4 1588554152
n×5 1985692690

Division

n÷y
n÷2 198569269
n÷3 132379512.66667
n÷3 99284634.5
n÷5 79427707.6

Exponentiation

ny
n2 157719018364777444
n3 6.2636300368183E+25
n4 2.4875288753949E+34
n5 9.8789358080711E+42

Nth Root

y√n
2√n 19928.335053386
3√n 735.04514076345
4√n 141.16775500583
5√n 52.455183006138

Divisors of 397138538

1, 2, 37, 74, 5366737, 10733474, 198569269, 397138538

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 -397138537
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 397138538 can be divided by 8 positive divisors. The sum of these divisors (counting 397138538) is 1, the average is 0.125.

Base conversion 397138538

Base System Value
2 Binary 10111101010111101101001101010
3 Ternary 1000200021201122202
4 Quaternary 113222331221222
5 Quinary 1303131413123
6 Senary 103224020202
8 Octal 2752755152
10 Decimal 397138538
12 Duodecimal b1001662
16 Hexadecimal 17abda6a
20 Vigesimal 642266i
36 Base36 6kg222

Cryptographic Hash Functions

md5 dcc92d24847a453fc4008a704460654d
sha1 398b108999a2a92f3a2ce5b2cd449d9a53f3c65e
sha256 e6fb7ce873cc7b786881c5e1d5523876294956ed76d6acd26d673c93a258e283
sha512 d5b21f6e495fd91974f485faf0ce3cd396be357b2c50e01e2a8421e40ebb7f8756f643afa00fb0c6c13994481df681ff99f190d2573c913430f011d76398c830
ripemd-160 37bc05f9642e627bfa1448a5558328c7b5eef631

397138538 as geometric shapes

Circle

Radius = n
Diameter 794277076
Circumference 2495295026.8764
Area 4.9548890942618E+17

Sphere

Radius = n
Volume 2.623703214463E+26
Surface area 1.9819556377047E+18
Circumference 2495295026.8764

Square

Length = n
Perimeter 1588554152
Area 157719018364777444
Diagonal 561638706.58062

Cube

Length = n
Surface area 946314110188664664
Volume 6.2636300368183E+25
Space diagonal 687864125.45962

Equilateral Triangle

Length = n
Perimeter 1191415614
Area 6.8294338281921E+16
Altitude 343932062.72981

Triangular Pyramid

Length = n
Surface area 6.8294338281921E+16
Volume 7.3817587897966E+24
Height 187212902.19354