155445040 (number)

155445040 is an even 9-digits composite number following 155445039 and preceding 155445041. In scientific notation, it is written as 1.55445040 × 10^8. The sum of its digits is 28. It has a total of 7 prime factors and 40 positive divisors. There are 59473920 positive integers (up to 155445040) that are relatively prime to 155445040.

Interesting facts

Basic properties

Name

Name one hundred fifty-five million four hundred forty-five thousand forty

Notation

Scientific notation 1.55445040 × 10^8
Engineering notation 1.55445040 × 10^6

Prime Factorization of 155445040

Prime Factorization 2 × 2 × 2 × 2 × 5 × 23 × 84481

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 19430630
Product of the distinct prime numbers

The prime factorization of 155445040 is 2 × 2 × 2 × 2 × 5 × 23 × 84481. Since it has a total of 7 prime factors.

Most popular turbo-numbers

4, 8, 79, 49, 594, 302, 6600, 6046, 84299, 85037, 539195, 433970, 302235, 7658493, 35012515, 1032167, 553837847, 25733455, 8591955885, 8186348248

Basic calculations (n = 155445040)

Multiplication

n×y
n×2 310890080
n×3 466335120
n×4 621780160
n×5 777225200

Division

n÷y
n÷2 77722520
n÷3 51815013.333333
n÷3 38861260
n÷5 31089008

Exponentiation

ny
n2 24163160460601600
n3 3.7560434443246E+24
n4 5.8385832344478E+32
n5 9.0757880442207E+40

Nth Root

y√n
2√n 12467.760023356
3√n 537.68215495571
4√n 111.65912422797
5√n 43.482586922417

Divisors of 155445040

1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 84481, 168962, 337924, 422405, 675848, 844810, 1351696, 1689620, 1943063, 3379240, 3886126, 6758480, 7772252, 9715315, 15544504, 19430630, 31089008, 38861260, 77722520, 155445040

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 -155445039
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 155445040 can be divided by 40 positive divisors. The sum of these divisors (counting 155445040) is 1, the average is 0.025.

Base conversion 155445040

Base System Value
2 Binary 1001010000111110011100110000
3 Ternary 101211111102111201
4 Quaternary 21100332130300
5 Quinary 304243220130
6 Senary 23231420544
8 Octal 1120763460
10 Decimal 155445040
12 Duodecimal 44084754
16 Hexadecimal 943e730
20 Vigesimal 28bacc0
36 Base36 2kjq5s

Cryptographic Hash Functions

md5 365a48f5cb888762bdc811554ae66d5a
sha1 e94856eb2861f57570a5eb3d9a517a422a01eebf
sha256 4426339c22a18c0c4644ad758af16d2d37a6b9057f9cab61beb2b4d6af9fe2ef
sha512 fae2b0d97d3ada6c98179bd4b60b06b2567a008a855bdd3b77a09242f87a895dbd1bbcf0f2b9a9cc191b06ff805177aea449029944ef607f5beda70b8086c158
ripemd-160 ce0d1e466512893c9d09a3642746f881b3585e4c

155445040 as geometric shapes

Circle

Radius = n
Diameter 310890080
Circumference 976689991.40194
Area 7.5910807390537E+16

Sphere

Radius = n
Volume 1.5733277988339E+25
Surface area 3.0364322956215E+17
Circumference 976689991.40194

Square

Length = n
Perimeter 621780160
Area 24163160460601600
Diagonal 219832483.77163

Cube

Length = n
Surface area 144978962763609600
Volume 3.7560434443246E+24
Space diagonal 269238707.06458

Equilateral Triangle

Length = n
Perimeter 466335120
Area 1.04629553973E+16
Altitude 134619353.53229

Triangular Pyramid

Length = n
Surface area 1.04629553973E+16
Volume 4.4265396498554E+23
Height 73277494.590543