38897987 (number)

38897987 is an odd 8-digits composite number following 38897986 and preceding 38897988. In scientific notation, it is written as 3.8897987 × 10^7. The sum of its digits is 59. It has a total of 2 prime factors and 4 positive divisors. There are 38759280 positive integers (up to 38897987) that are relatively prime to 38897987.

Interesting facts

Basic properties

Name

Name thirty-eight million eight hundred ninety-seven thousand nine hundred eighty-seven

Notation

Scientific notation 3.8897987 × 10^7
Engineering notation 3.8897987 × 10^6

Prime Factorization of 38897987

Prime Factorization 281 × 138427

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 38897987
Product of the distinct prime numbers

The prime factorization of 38897987 is 281 × 138427. Since it has a total of 2 prime factors.

Most popular turbo-numbers

8, 1, 41, 30, 505, 694, 8297, 8102, 96557, 83233, 262163, 514441, 5118535, 2382931, 2041383, 11275271, 888565400, 605777145, 5626484093, 3945830110

Basic calculations (n = 38897987)

Multiplication

n×y
n×2 77795974
n×3 116693961
n×4 155591948
n×5 194489935

Division

n÷y
n÷2 19448993.5
n÷3 12965995.666667
n÷3 9724496.75
n÷5 7779597.4

Exponentiation

ny
n2 1513053392652169
n3 5.885473119769E+22
n4 2.2893305690162E+30
n5 8.9050350712296E+37

Nth Root

y√n
2√n 6236.8250737054
3√n 338.82520436479
4√n 78.973571995354
5√n 32.959865088215

Divisors of 38897987

1, 281, 138427, 38897987

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 -38897986
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 38897987 can be divided by 4 positive divisors. The sum of these divisors (counting 38897987) is 1, the average is 0.25.

Base conversion 38897987

Base System Value
2 Binary 10010100011000100101000011
3 Ternary 2201012020000012
4 Quaternary 2110120211003
5 Quinary 34424213422
6 Senary 3505415135
8 Octal 224304503
10 Decimal 38897987
12 Duodecimal 1103a4ab
16 Hexadecimal 2518943
20 Vigesimal c324j7
36 Base36 n5pvn

Cryptographic Hash Functions

md5 a62a96f9f741a6420607cb1e7bde4fad
sha1 dcdee309fb182c256caaa16eba28ff1706f385a0
sha256 d27fa416b9aec3d348ac1af40f2dc46ff149bd64e0096a5fb4c393b32e9b42ce
sha512 32ea3100953de41f7847e9eae1f179cdab386294e91039549fa53dc1d18a6199e4186ae80bc4dec266c5c92a62b60547d3855bfb5cfd927877a0b5a679fff617
ripemd-160 d0e82eac5c064aa3ca7885599c2374d7eccf34a2

38897987 as geometric shapes

Circle

Radius = n
Diameter 77795974
Circumference 244403260.39726
Area 4.7533974228452E+15

Sphere

Radius = n
Volume 2.4653012154622E+23
Surface area 1.9013589691381E+16
Circumference 244403260.39726

Square

Length = n
Perimeter 155591948
Area 1513053392652169
Diagonal 55010060.764412

Cube

Length = n
Surface area 9078320355913014
Volume 5.885473119769E+22
Space diagonal 67373289.796154

Equilateral Triangle

Length = n
Perimeter 116693961
Area 6.551713376595E+14
Altitude 33686644.898077

Triangular Pyramid

Length = n
Surface area 6.551713376595E+14
Volume 6.936096589133E+21
Height 18336686.921471