42021840 (number)

42021840 is an even 8-digits composite number following 42021839 and preceding 42021841. In scientific notation, it is written as 4.2021840 × 10^7. The sum of its digits is 21. It has a total of 7 prime factors and 40 positive divisors. There are 9604608 positive integers (up to 42021840) that are relatively prime to 42021840.

Interesting facts

Basic properties

Name

Name forty-two million twenty-one thousand eight hundred forty

Notation

Scientific notation 4.2021840 × 10^7
Engineering notation 4.2021840 × 10^6

Prime Factorization of 42021840

Prime Factorization 2 × 2 × 2 × 2 × 35 × 3 × 25013

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 5252730
Product of the distinct prime numbers

The prime factorization of 42021840 is 2 × 2 × 2 × 2 × 35 × 3 × 25013. Since it has a total of 7 prime factors.

Most popular turbo-numbers

2, 5, 94, 39, 409, 351, 4275, 2477, 80491, 82933, 115399, 507124, 843236, 3315506, 34390329, 59538272, 665038470, 602033311, 3721738992, 235677522

Basic calculations (n = 42021840)

Multiplication

n×y
n×2 84043680
n×3 126065520
n×4 168087360
n×5 210109200

Division

n÷y
n÷2 21010920
n÷3 14007280
n÷3 10505460
n÷5 8404368

Exponentiation

ny
n2 1765835036985600
n3 7.4203637390603E+22
n4 3.1181733778459E+30
n5 1.310313827761E+38

Nth Root

y√n
2√n 6482.4254719973
3√n 347.66290517664
4√n 80.513511114578
5√n 33.473028937612

Divisors of 42021840

1, 2, 3, 4, 6, 8, 12, 16, 24, 35, 48, 70, 105, 140, 210, 280, 420, 560, 840, 1680, 25013, 50026, 75039, 100052, 150078, 200104, 300156, 400208, 600312, 875455, 1200624, 1750910, 2626365, 3501820, 5252730, 7003640, 10505460, 14007280, 21010920, 42021840

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -42021839
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 42021840 can be divided by 40 positive divisors. The sum of these divisors (counting 42021840) is 1, the average is 0.025.

Base conversion 42021840

Base System Value
2 Binary 10100000010011001111010000
3 Ternary 2221001221010110
4 Quaternary 2200103033100
5 Quinary 41224144330
6 Senary 4100401320
8 Octal 240231720
10 Decimal 42021840
12 Duodecimal 120a6240
16 Hexadecimal 28133d0
20 Vigesimal d2cec0
36 Base36 p0o9c

Cryptographic Hash Functions

md5 0acb3f92786f3e16cc1f169ce535a934
sha1 fb45de6881100bb7a796ba7302a7e7d554276f72
sha256 e40931c914f0cb9060f2c26594235dbf3ed7de2b003c0fc1174e0f2a50099ffa
sha512 724e90309c40bbca08aac0656003983aab91df4711918b4d482ad020065279045c5f669f605de42af2e99a1a415114586986ee283cf0a5afc1e02e40b66a80bb
ripemd-160 6093ed6983979faea4a257258c92d0454af8790f

42021840 as geometric shapes

Circle

Radius = n
Diameter 84043680
Circumference 264031007.66865
Area 5.5475343796454E+15

Sphere

Radius = n
Volume 3.1082346946128E+23
Surface area 2.2190137518582E+16
Circumference 264031007.66865

Square

Length = n
Perimeter 168087360
Area 1765835036985600
Diagonal 59427856.043872

Cube

Length = n
Surface area 10595010221913600
Volume 7.4203637390603E+22
Space diagonal 72783961.90753

Equilateral Triangle

Length = n
Perimeter 126065520
Area 7.6462900046108E+14
Altitude 36391980.953765

Triangular Pyramid

Length = n
Surface area 7.6462900046108E+14
Volume 8.7449825312672E+21
Height 19809285.347957