397725986 (number)

397725986 is an even 9-digits composite number following 397725985 and preceding 397725987. In scientific notation, it is written as 3.97725986 × 10^8. The sum of its digits is 56. It has a total of 3 prime factors and 8 positive divisors. There are 170453988 positive integers (up to 397725986) that are relatively prime to 397725986.

Interesting facts

Basic properties

Name

Name three hundred ninety-seven million seven hundred twenty-five thousand nine hundred eighty-six

Notation

Scientific notation 3.97725986 × 10^8
Engineering notation 3.97725986 × 10^6

Prime Factorization of 397725986

Prime Factorization 2 × 7 × 28408999

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 397725986
Product of the distinct prime numbers

The prime factorization of 397725986 is 2 × 7 × 28408999. Since it has a total of 3 prime factors.

Most popular turbo-numbers

1, 4, 84, 22, 454, 554, 9761, 8386, 8817, 93412, 654600, 265520, 8017592, 4885931, 21698385, 34222098, 168398162, 19298908, 905814403, 8248839605

Basic calculations (n = 397725986)

Multiplication

n×y
n×2 795451972
n×3 1193177958
n×4 1590903944
n×5 1988629930

Division

n÷y
n÷2 198862993
n÷3 132575328.66667
n÷3 99431496.5
n÷5 79545197.2

Exponentiation

ny
n2 158185959939672196
n3 6.2914666888363E+25
n4 2.5022797922036E+34
n5 9.9522169760203E+42

Nth Root

y√n
2√n 19943.068620451
3√n 735.40738888304
4√n 141.219929969
5√n 52.470692191527

Divisors of 397725986

1, 2, 7, 14, 28408999, 56817998, 198862993, 397725986

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 -397725985
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 397725986 can be divided by 8 positive divisors. The sum of these divisors (counting 397725986) is 1, the average is 0.125.

Base conversion 397725986

Base System Value
2 Binary 10111101101001101000100100010
3 Ternary 1000201101120111002
4 Quaternary 113231031010202
5 Quinary 1303304212421
6 Senary 103244352002
8 Octal 2755150442
10 Decimal 397725986
12 Duodecimal b1245602
16 Hexadecimal 17b4d122
20 Vigesimal 645fej6
36 Base36 6ksnc2

Cryptographic Hash Functions

md5 b86721987114bff7750cc47124b8a9f1
sha1 50652e032a06192873f77e8113a25311d1d80715
sha256 39f4698e204b62029fc7cf91c78ea39af860d82ac0268f708f396e1d4ad94c8a
sha512 667e23df510470e7833745a347a5cab1dd3ff830f0674e346a359e410dbe8ecab20e1f66a2fd5bddcbcc108bf3921a5c106fa32ee3b0a5481231f2cd4aa7dbde
ripemd-160 9ad9c6cb80f0d8828f36a4169daa6d458bb1ab08

397725986 as geometric shapes

Circle

Radius = n
Diameter 795451972
Circumference 2498986071.5187
Area 4.9695584964752E+17

Sphere

Radius = n
Volume 2.6353634039937E+26
Surface area 1.9878233985901E+18
Circumference 2498986071.5187

Square

Length = n
Perimeter 1590903944
Area 158185959939672196
Diagonal 562469483.50941

Cube

Length = n
Surface area 949115759638033176
Volume 6.2914666888363E+25
Space diagonal 688881615.24243

Equilateral Triangle

Length = n
Perimeter 1193177958
Area 6.8496529914892E+16
Altitude 344440807.62121

Triangular Pyramid

Length = n
Surface area 6.8496529914892E+16
Volume 7.414564598809E+24
Height 187489827.83647