157678420 (number)

157678420 is an even 9-digits composite number following 157678419 and preceding 157678421. In scientific notation, it is written as 1.57678420 × 10^8. The sum of its digits is 40. It has a total of 7 prime factors and 72 positive divisors. There are 59567424 positive integers (up to 157678420) that are relatively prime to 157678420.

Interesting facts

Basic properties

Name

Name one hundred fifty-seven million six hundred seventy-eight thousand four hundred twenty

Notation

Scientific notation 1.57678420 × 10^8
Engineering notation 1.57678420 × 10^6

Prime Factorization of 157678420

Prime Factorization 2 × 2 × 5 × 47 × 47 × 43 × 83

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 1677430
Product of the distinct prime numbers

The prime factorization of 157678420 is 2 × 2 × 5 × 47 × 47 × 43 × 83. Since it has a total of 7 prime factors.

Most popular turbo-numbers

5, 2, 9, 73, 435, 546, 2031, 7820, 37011, 4177, 266159, 681354, 1959321, 8332515, 92557133, 71468661, 531589023, 120583927, 9492139481, 9657198157

Basic calculations (n = 157678420)

Multiplication

n×y
n×2 315356840
n×3 473035260
n×4 630713680
n×5 788392100

Division

n÷y
n÷2 78839210
n÷3 52559473.333333
n÷3 39419605
n÷5 31535684

Exponentiation

ny
n2 24862484133696400
n3 3.9202772154763E+24
n4 6.1814311729831E+32
n5 9.7467830069471E+40

Nth Root

y√n
2√n 12557.006808949
3√n 540.24499628229
4√n 112.05805106707
5√n 43.60682348646

Divisors of 157678420

1, 2, 4, 5, 10, 20, 43, 47, 83, 86, 94, 166, 172, 188, 215, 235, 332, 415, 430, 470, 830, 860, 940, 1660, 2021, 2209, 3569, 3901, 4042, 4418, 7138, 7802, 8084, 8836, 10105, 11045, 14276, 15604, 17845, 19505, 20210, 22090, 35690, 39010, 40420, 44180, 71380, 78020, 94987, 167743, 183347, 189974, 335486, 366694, 379948, 474935, 670972, 733388, 838715, 916735, 949870, 1677430, 1833470, 1899740, 3354860, 3666940, 7883921, 15767842, 31535684, 39419605, 78839210, 157678420

72 divisors

τ Total Divisors 72
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -157678419
Sum of the proper positive divisors of n
A Arithmetic Mean 0.013888888888889
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 72
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 157678420 can be divided by 72 positive divisors. The sum of these divisors (counting 157678420) is 1, the average is 0.013888888888889.

Base conversion 157678420

Base System Value
2 Binary 1001011001011111101101010100
3 Ternary 101222200220010111
4 Quaternary 21121133231110
5 Quinary 310331202140
6 Senary 23351332404
8 Octal 1131375524
10 Decimal 157678420
12 Duodecimal 44981104
16 Hexadecimal 965fb54
20 Vigesimal 2959g10
36 Base36 2lvlg4

Cryptographic Hash Functions

md5 deecdf0c26f0c6d734b0be1dd1e48075
sha1 2394d1fb5a9c61df84ccb8f452e9606b02f16bb5
sha256 12de5b7a839205778347886714d1bc934a303a36e516baf3d7c4264f157f8300
sha512 8896e2b377660b41143dda1d0d53d87190889bc40a565b7060fbf24db5568d83532ec4d74b568fe8b7efc3793ec9cca281b15b5072c54ef476ca54feedbac6e4
ripemd-160 dd52b7f447af86fd758004931db0b23859792bd4

157678420 as geometric shapes

Circle

Radius = n
Diameter 315356840
Circumference 990722731.80329
Area 7.8107797504413E+16

Sphere

Radius = n
Volume 1.6421218800234E+25
Surface area 3.1243119001765E+17
Circumference 990722731.80329

Square

Length = n
Perimeter 630713680
Area 24862484133696400
Diagonal 222990960.05756

Cube

Length = n
Surface area 149174904802178400
Volume 3.9202772154763E+24
Space diagonal 273107034.69718

Equilateral Triangle

Length = n
Perimeter 473035260
Area 1.0765771430484E+16
Altitude 136553517.34859

Triangular Pyramid

Length = n
Surface area 1.0765771430484E+16
Volume 4.620091005324E+23
Height 74330320.019187