30638840 (number)

30638840 is an even 8-digits composite number following 30638839 and preceding 30638841. In scientific notation, it is written as 3.0638840 × 10^7. The sum of its digits is 32. It has a total of 5 prime factors and 16 positive divisors. There are 12255520 positive integers (up to 30638840) that are relatively prime to 30638840.

Interesting facts

Basic properties

Name

Name thirty million six hundred thirty-eight thousand eight hundred forty

Notation

Scientific notation 3.0638840 × 10^7
Engineering notation 3.0638840 × 10^6

Prime Factorization of 30638840

Prime Factorization 2 × 2 × 2 × 5 × 765971

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 7659710
Product of the distinct prime numbers

The prime factorization of 30638840 is 2 × 2 × 2 × 5 × 765971. Since it has a total of 5 prime factors.

Most popular turbo-numbers

3, 10, 69, 39, 729, 207, 9387, 3804, 21679, 56031, 968016, 442229, 7158285, 8573219, 14176451, 35555169, 319779010, 378661023, 5242271702, 9627564597

Basic calculations (n = 30638840)

Multiplication

n×y
n×2 61277680
n×3 91916520
n×4 122555360
n×5 153194200

Division

n÷y
n÷2 15319420
n÷3 10212946.666667
n÷3 7659710
n÷5 6127768

Exponentiation

ny
n2 938738516545600
n3 2.8761859210278E+22
n4 8.8123000244623E+29
n5 2.699986504815E+37

Nth Root

y√n
2√n 5535.2362189883
3√n 312.91336018566
4√n 74.399168133712
5√n 31.423493337661

Divisors of 30638840

1, 2, 4, 5, 8, 10, 20, 40, 765971, 1531942, 3063884, 3829855, 6127768, 7659710, 15319420, 30638840

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -30638839
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 30638840 can be divided by 16 positive divisors. The sum of these divisors (counting 30638840) is 1, the average is 0.0625.

Base conversion 30638840

Base System Value
2 Binary 1110100111000001011111000
3 Ternary 2010122121120212
4 Quaternary 1310320023320
5 Quinary 30320420330
6 Senary 3012410252
8 Octal 164701370
10 Decimal 30638840
12 Duodecimal a316988
16 Hexadecimal 1d382f8
20 Vigesimal 9b9h20
36 Base36 i8p2w

Cryptographic Hash Functions

md5 cc19aeb94dab49dc8a948079df3607cd
sha1 2d44275214c906d3f3a947eb799079369c606366
sha256 3981642ffa3ad73314beca19ce08d96b5a46e60f4fdf3a768a67453b72c258d2
sha512 0696c5e7f6b7f61074a15c22076e84a22fb75cdb3436f24fc8d7f804db135bff821aad0898d9718259273ad6ae312c4ea159e3b4bad090dc9f96d9cb3161424d
ripemd-160 373771e86bcfb440363f9b700b7116b45eb092cc

30638840 as geometric shapes

Circle

Radius = n
Diameter 61277680
Circumference 192509509.31703
Area 2.9491340272214E+15

Sphere

Radius = n
Volume 1.2047739413146E+23
Surface area 1.1796536108886E+16
Circumference 192509509.31703

Square

Length = n
Perimeter 122555360
Area 938738516545600
Diagonal 43329863.063379

Cube

Length = n
Surface area 5632431099273600
Volume 2.8761859210278E+22
Space diagonal 53068027.564974

Equilateral Triangle

Length = n
Perimeter 91916520
Area 4.064857014197E+14
Altitude 26534013.782487

Triangular Pyramid

Length = n
Surface area 4.064857014197E+14
Volume 3.3896176145201E+21
Height 14443287.687793