155705980 (number)

155705980 is an even 9-digits composite number following 155705979 and preceding 155705981. In scientific notation, it is written as 1.55705980 × 10^8. The sum of its digits is 40. It has a total of 4 prime factors and 12 positive divisors. There are 61826688 positive integers (up to 155705980) that are relatively prime to 155705980.

Interesting facts

Basic properties

Name

Name one hundred fifty-five million seven hundred five thousand nine hundred eighty

Notation

Scientific notation 1.55705980 × 10^8
Engineering notation 1.55705980 × 10^6

Prime Factorization of 155705980

Prime Factorization 2 × 2 × 685 × 56827

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 77852990
Product of the distinct prime numbers

The prime factorization of 155705980 is 2 × 2 × 685 × 56827. Since it has a total of 4 prime factors.

Most popular turbo-numbers

10, 9, 50, 39, 244, 814, 6302, 2113, 91206, 81090, 96497, 751609, 7980197, 4703514, 14283379, 209969, 352016472, 320078670, 2337664519, 871471640

Basic calculations (n = 155705980)

Multiplication

n×y
n×2 311411960
n×3 467117940
n×4 622823920
n×5 778529900

Division

n÷y
n÷2 77852990
n÷3 51901993.333333
n÷3 38926495
n÷5 31141196

Exponentiation

ny
n2 24244352207760400
n3 3.7749906199745E+24
n4 5.8778861397394E+32
n5 9.1522202171653E+40

Nth Root

y√n
2√n 12478.220225657
3√n 537.98284933096
4√n 111.70595429814
5√n 43.497175660938

Divisors of 155705980

1, 2, 4, 685, 1370, 2740, 56827, 113654, 227308, 38926495, 77852990, 155705980

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -155705979
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 155705980 can be divided by 12 positive divisors. The sum of these divisors (counting 155705980) is 1, the average is 0.083333333333333.

Base conversion 155705980

Base System Value
2 Binary 1001010001111110001001111100
3 Ternary 101211222200110011
4 Quaternary 21101332021330
5 Quinary 304330042410
6 Senary 23241153004
8 Octal 1121761174
10 Decimal 155705980
12 Duodecimal 4418b764
16 Hexadecimal 947e27c
20 Vigesimal 28d34j0
36 Base36 2kpbi4

Cryptographic Hash Functions

md5 13dc54a50c5eb4311683a8e6d0456869
sha1 f001c07407d5bae3cf81e6fd142a80dae5912487
sha256 39bc34db24b4d0f31191e027da05898d49d64585f785f9e6c9bc3805624f15a9
sha512 07e75dfeb76eecee4998ee0603200d57f259f8207c6971174edf70d461f3d74f7dc5927c1394333126a2bc803fa67e974d5ad336b6941fedd175081aa71fa069
ripemd-160 3386fa78dd91896f2efda6677a4f639d35be7b7d

155705980 as geometric shapes

Circle

Radius = n
Diameter 311411960
Circumference 978329525.776
Area 7.6165878786944E+16

Sphere

Radius = n
Volume 1.581264373211E+25
Surface area 3.0466351514777E+17
Circumference 978329525.776

Square

Length = n
Perimeter 622823920
Area 24244352207760400
Diagonal 220201508.65859

Cube

Length = n
Surface area 145466113246562400
Volume 3.7749906199745E+24
Space diagonal 269690668.4023

Equilateral Triangle

Length = n
Perimeter 467117940
Area 1.0498112455109E+16
Altitude 134845334.20115

Triangular Pyramid

Length = n
Surface area 1.0498112455109E+16
Volume 4.4488691104993E+23
Height 73400502.886198