638474087 (number)

638474087 is an odd 9-digits composite number following 638474086 and preceding 638474088. In scientific notation, it is written as 6.38474087 × 10^8. The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors. There are 638359920 positive integers (up to 638474087) that are relatively prime to 638474087.

Interesting facts

Basic properties

Name

Name six hundred thirty-eight million four hundred seventy-four thousand eighty-seven

Notation

Scientific notation 6.38474087 × 10^8
Engineering notation 6.38474087 × 10^6

Prime Factorization of 638474087

Prime Factorization 5897 × 108271

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 638474087
Product of the distinct prime numbers

The prime factorization of 638474087 is 5897 × 108271. Since it has a total of 2 prime factors.

Most popular turbo-numbers

6, 3, 44, 17, 997, 888, 6139, 9528, 76011, 32700, 351616, 861212, 2020556, 6551, 92151529, 47242504, 886634472, 263922590, 7502726775, 2530711840

Basic calculations (n = 638474087)

Multiplication

n×y
n×2 1276948174
n×3 1915422261
n×4 2553896348
n×5 3192370435

Division

n÷y
n÷2 319237043.5
n÷3 212824695.66667
n÷3 159618521.75
n÷5 127694817.4

Exponentiation

ny
n2 407649159770483569
n3 2.6027342510078E+26
n4 1.6617783746158E+35
n5 1.0610024305292E+44

Nth Root

y√n
2√n 25268.044779919
3√n 861.0884393294
4√n 158.95925509362
5√n 57.680452023183

Divisors of 638474087

1, 5897, 108271, 638474087

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -638474086
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 638474087 can be divided by 4 positive divisors. The sum of these divisors (counting 638474087) is 1, the average is 0.25.

Base conversion 638474087

Base System Value
2 Binary 100110000011100101011101100111
3 Ternary 1122111101211210102
4 Quaternary 212003211131213
5 Quinary 2301422132322
6 Senary 143204414315
8 Octal 4603453547
10 Decimal 638474087
12 Duodecimal 1599a739b
16 Hexadecimal 260e5767
20 Vigesimal 9ja9547
36 Base36 ak4prb

Cryptographic Hash Functions

md5 31aca8a26ac9fcd670b5e01ed33cb3ee
sha1 5391209b64ca7f5dead56d4bed9924e5e597de51
sha256 73c971ca0e56291e230a664a016e14a3dd2f0beb4dfde6d97f84087af7b15381
sha512 c4f31a2529eba0dffc2b0957eea47f984958cb9f638b66d96be79d0295f1faaa95210882c1f8b5c20b47c667a6b48a3d06e2bd970a81c00bf781b8f0365e6c9c
ripemd-160 c9bf54a3d6c476646ac4ce20bac896624e8df94b

638474087 as geometric shapes

Circle

Radius = n
Diameter 1276948174
Circumference 4011651002.4533
Area 1.280667605577E+18

Sphere

Radius = n
Volume 1.0902307736283E+27
Surface area 5.122670422308E+18
Circumference 4011651002.4533

Square

Length = n
Perimeter 2553896348
Area 407649159770483569
Diagonal 902938713.05918

Cube

Length = n
Surface area 2445894958622901414
Volume 2.6027342510078E+26
Space diagonal 1105869558.0002

Equilateral Triangle

Length = n
Perimeter 1915422261
Area 1.7651726409631E+17
Altitude 552934779.00008

Triangular Pyramid

Length = n
Surface area 1.7651726409631E+17
Volume 3.0673517308568E+25
Height 300979571.01973