155131440 (number)

155131440 is an even 9-digits composite number following 155131439 and preceding 155131441. In scientific notation, it is written as 1.55131440 × 10^8. The sum of its digits is 24. It has a total of 8 prime factors and 80 positive divisors. There are 38599680 positive integers (up to 155131440) that are relatively prime to 155131440.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.55131440 × 10^8
Engineering notation 1.55131440 × 10^6

Prime Factorization of 155131440

Prime Factorization 2 × 2 × 2 × 2 × 15 × 31 × 29 × 719

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 19391430
Product of the distinct prime numbers

The prime factorization of 155131440 is 2 × 2 × 2 × 2 × 15 × 31 × 29 × 719. Since it has a total of 8 prime factors.

Most popular turbo-numbers

3, 10, 10, 25, 210, 337, 2583, 3018, 44033, 606, 801924, 927389, 8661090, 9597691, 37047965, 44491458, 690621013, 709491486, 4844055333, 6811254120

Basic calculations (n = 155131440)

Multiplication

n×y
n×2 310262880
n×3 465394320
n×4 620525760
n×5 775657200

Division

n÷y
n÷2 77565720
n÷3 51710480
n÷3 38782860
n÷5 31026288

Exponentiation

ny
n2 24065763676473600
n3 3.733356573831E+24
n4 5.7916098133188E+32
n5 8.9846077025827E+40

Nth Root

y√n
2√n 12455.177236796
3√n 537.32033223405
4√n 111.60276536357
5√n 43.465028103431

Divisors of 155131440

1, 2, 4, 8, 15, 16, 29, 30, 31, 58, 60, 62, 116, 120, 124, 232, 240, 248, 435, 464, 465, 496, 719, 870, 899, 930, 1438, 1740, 1798, 1860, 2876, 3480, 3596, 3720, 5752, 6960, 7192, 7440, 10785, 11504, 13485, 14384, 20851, 21570, 22289, 26970, 41702, 43140, 44578, 53940, 83404, 86280, 89156, 107880, 166808, 172560, 178312, 215760, 312765, 333616, 334335, 356624, 625530, 646381, 668670, 1251060, 1292762, 1337340, 2502120, 2585524, 2674680, 5004240, 5171048, 5349360, 9695715, 10342096, 19391430, 38782860, 77565720, 155131440

80 divisors

τ Total Divisors 80
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -155131439
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0125
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 80
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 155131440 can be divided by 80 positive divisors. The sum of these divisors (counting 155131440) is 1, the average is 0.0125.

Base conversion 155131440

Base System Value
2 Binary 1001001111110001111000110000
3 Ternary 101210220111022220
4 Quaternary 21033301320300
5 Quinary 304203201230
6 Senary 23221001040
8 Octal 1117617060
10 Decimal 155131440
12 Duodecimal 43b53180
16 Hexadecimal 93f1e30
20 Vigesimal 289b8c0
36 Base36 2kd06o

Cryptographic Hash Functions

md5 7525b8c5adcb06f126ab6f29f77cd7ee
sha1 892d9820335809b3b5bc9a945629ad8b0fac9623
sha256 095eaa881bf998c8816b6f60ec0ea1350b33bb3934ff05ac93b38178957ab9bd
sha512 12bf48a8b356555126e95051f9d312d5bd928e2ff6ecf87e43eb47f9ab24e36c06e1fba4008971281a36ddfc70607dcb05a5c253be6bef54d2cb1713e5dcb431
ripemd-160 a9ebf823ea86d6a9b30ab3dcff55aa929c0c340d

155131440 as geometric shapes

Circle

Radius = n
Diameter 310262880
Circumference 974719584.48961
Area 7.5604826369038E+16

Sphere

Radius = n
Volume 1.5638247447438E+25
Surface area 3.0241930547615E+17
Circumference 974719584.48961

Square

Length = n
Perimeter 620525760
Area 24065763676473600
Diagonal 219388986.39847

Cube

Length = n
Surface area 144394582058841600
Volume 3.733356573831E+24
Space diagonal 268695535.93132

Equilateral Triangle

Length = n
Perimeter 465394320
Area 1.0420781352649E+16
Altitude 134347767.96566

Triangular Pyramid

Length = n
Surface area 1.0420781352649E+16
Volume 4.3998029165722E+23
Height 73129662.132823