157428868 (number)

157428868 is an even 9-digits composite number following 157428867 and preceding 157428869. In scientific notation, it is written as 1.57428868 × 10^8. The sum of its digits is 49. It has a total of 5 prime factors and 24 positive divisors. There are 76134240 positive integers (up to 157428868) that are relatively prime to 157428868.

Interesting facts

Basic properties

Name

Name one hundred fifty-seven million four hundred twenty-eight thousand eight hundred sixty-eight

Notation

Scientific notation 1.57428868 × 10^8
Engineering notation 1.57428868 × 10^6

Prime Factorization of 157428868

Prime Factorization 2 × 2 × 71 × 53 × 10459

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 78714434
Product of the distinct prime numbers

The prime factorization of 157428868 is 2 × 2 × 71 × 53 × 10459. Since it has a total of 5 prime factors.

Most popular turbo-numbers

1, 4, 93, 51, 56, 11, 4437, 4725, 22361, 79260, 632359, 439065, 6832041, 8678471, 28682705, 65854162, 258581615, 395645068, 1229282896, 4209517567

Basic calculations (n = 157428868)

Multiplication

n×y
n×2 314857736
n×3 472286604
n×4 629715472
n×5 787144340

Division

n÷y
n÷2 78714434
n÷3 52476289.333333
n÷3 39357217
n÷5 31485773.6

Exponentiation

ny
n2 24783848479761424
n3 3.9016932108524E+24
n4 6.1423914546777E+32
n5 9.6698973352279E+40

Nth Root

y√n
2√n 12547.066111247
3√n 539.95983697633
4√n 112.01368716031
5√n 43.593011747742

Divisors of 157428868

1, 2, 4, 53, 71, 106, 142, 212, 284, 3763, 7526, 10459, 15052, 20918, 41836, 554327, 742589, 1108654, 1485178, 2217308, 2970356, 39357217, 78714434, 157428868

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -157428867
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 157428868 can be divided by 24 positive divisors. The sum of these divisors (counting 157428868) is 1, the average is 0.041666666666667.

Base conversion 157428868

Base System Value
2 Binary 1001011000100010110010000100
3 Ternary 101222020012210211
4 Quaternary 21120202302010
5 Quinary 310300210433
6 Senary 23342125204
8 Octal 1130426204
10 Decimal 157428868
12 Duodecimal 44880804
16 Hexadecimal 9622c84
20 Vigesimal 293ic38
36 Base36 2lq8w4

Cryptographic Hash Functions

md5 09e5e0bbe06576e15cc62decd4ff4588
sha1 7276611554b4caf750bedb7ed3bf0535acabf0a4
sha256 7e987daf27f1184d1b258b34999fbdde6b4af40aa4cb352bd050cf099f2cac86
sha512 577c5ea59b4c0a41c037059836164e5bc972c84044f5077ce9374789f67b315d9e487094bace9e57cd18604442c0bfad1ca9e5955fb4fe719cf3b22edd2f8d14
ripemd-160 f8bfea705be074afa62c8497243d8824d789babd

157428868 as geometric shapes

Circle

Radius = n
Diameter 314857736
Circumference 989154750.34351
Area 7.7860756311701E+16

Sphere

Radius = n
Volume 1.63433743037E+25
Surface area 3.114430252468E+17
Circumference 989154750.34351

Square

Length = n
Perimeter 629715472
Area 24783848479761424
Diagonal 222638040.23464

Cube

Length = n
Surface area 148703090878568544
Volume 3.9016932108524E+24
Space diagonal 272674797.95405

Equilateral Triangle

Length = n
Perimeter 472286604
Area 1.0731721193509E+16
Altitude 136337398.97703

Triangular Pyramid

Length = n
Surface area 1.0731721193509E+16
Volume 4.5981895458387E+23
Height 74212680.078215