291288142 (number)

291288142 is an even 9-digits composite number following 291288141 and preceding 291288143. In scientific notation, it is written as 2.91288142 × 10^8. The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors. There are 145594944 positive integers (up to 291288142) that are relatively prime to 291288142.

Interesting facts

Basic properties

Name

Name two hundred ninety-one million two hundred eighty-eight thousand one hundred forty-two

Notation

Scientific notation 2.91288142 × 10^8
Engineering notation 2.91288142 × 10^6

Prime Factorization of 291288142

Prime Factorization 2 × 45959 × 3169

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 291288142
Product of the distinct prime numbers

The prime factorization of 291288142 is 2 × 45959 × 3169. Since it has a total of 3 prime factors.

Most popular turbo-numbers

2, 4, 44, 88, 429, 482, 5947, 4020, 41385, 56142, 751701, 224579, 3374504, 2895028, 18012822, 18578772, 121048175, 4455744, 9846492339, 9490766483

Basic calculations (n = 291288142)

Multiplication

n×y
n×2 582576284
n×3 873864426
n×4 1165152568
n×5 1456440710

Division

n÷y
n÷2 145644071
n÷3 97096047.333333
n÷3 72822035.5
n÷5 58257628.4

Exponentiation

ny
n2 84848781669812164
n3 2.4715443963563E+25
n4 7.1993157508515E+33
n5 2.0970753087369E+42

Nth Root

y√n
2√n 17067.165611196
3√n 662.88918734605
4√n 130.64136255871
5√n 49.302002692292

Divisors of 291288142

1, 2, 3169, 6338, 45959, 91918, 145644071, 291288142

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -291288141
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 291288142 can be divided by 8 positive divisors. The sum of these divisors (counting 291288142) is 1, the average is 0.125.

Base conversion 291288142

Base System Value
2 Binary 10001010111001011010001001110
3 Ternary 202022002222012201
4 Quaternary 101113023101032
5 Quinary 1044032210032
6 Senary 44523152114
8 Octal 2127132116
10 Decimal 291288142
12 Duodecimal 8167563a
16 Hexadecimal 115cb44e
20 Vigesimal 4b0b072
36 Base36 4tfbda

Cryptographic Hash Functions

md5 323919f6f796b7eaf7a44ab28ef5de02
sha1 c62a10f5a770560071bc86539ed8db9bb40783f6
sha256 75652e9e602e715dfa570b49b72d960ab3816336c1278591ace3d0d124d24c28
sha512 89caa3880bff716a5323a415899819b9092b28ccb884d2580727ca1384f5e5618fa14c036c37f3a621225fb83cceb82f186e3132cc4618ddcfe2d601ccd67f53
ripemd-160 904a6e639bee795773bae4d41ea4dc56d818b5a4

291288142 as geometric shapes

Circle

Radius = n
Diameter 582576284
Circumference 1830217373.97
Area 2.6656030915993E+17

Sphere

Radius = n
Volume 1.0352780958152E+26
Surface area 1.0662412366397E+18
Circumference 1830217373.97

Square

Length = n
Perimeter 1165152568
Area 84848781669812164
Diagonal 411943640.97486

Cube

Length = n
Surface area 509092690018872984
Volume 2.4715443963563E+25
Space diagonal 504525861.58634

Equilateral Triangle

Length = n
Perimeter 873864426
Area 3.6740600203108E+16
Altitude 252262930.79317

Triangular Pyramid

Length = n
Surface area 3.6740600203108E+16
Volume 2.9127430044453E+24
Height 137314546.99162