157420730 (number)

157420730 is an even 9-digits composite number following 157420729 and preceding 157420731. In scientific notation, it is written as 1.57420730 × 10^8. The sum of its digits is 29. It has a total of 5 prime factors and 32 positive divisors. There are 61089280 positive integers (up to 157420730) that are relatively prime to 157420730.

Interesting facts

Basic properties

Name

Name one hundred fifty-seven million four hundred twenty thousand seven hundred thirty

Notation

Scientific notation 1.57420730 × 10^8
Engineering notation 1.57420730 × 10^6

Prime Factorization of 157420730

Prime Factorization 2 × 5 × 41 × 197 × 1949

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 157420730
Product of the distinct prime numbers

The prime factorization of 157420730 is 2 × 5 × 41 × 197 × 1949. Since it has a total of 5 prime factors.

Most popular turbo-numbers

5, 3, 61, 18, 890, 80, 933, 9816, 84654, 44925, 260346, 71282, 8969081, 4904676, 44092601, 66772217, 627101063, 408206634, 4066362445, 1092929544

Basic calculations (n = 157420730)

Multiplication

n×y
n×2 314841460
n×3 472262190
n×4 629682920
n×5 787103650

Division

n÷y
n÷2 78710365
n÷3 52473576.666667
n÷3 39355182.5
n÷5 31484146

Exponentiation

ny
n2 24781286233732900
n3 3.9010881692532E+24
n4 6.141121473982E+32
n5 9.6673982545292E+40

Nth Root

y√n
2√n 12546.741808135
3√n 539.9505327343
4√n 112.01223954611
5√n 43.592561046076

Divisors of 157420730

1, 2, 5, 10, 41, 82, 197, 205, 394, 410, 985, 1949, 1970, 3898, 8077, 9745, 16154, 19490, 40385, 79909, 80770, 159818, 383953, 399545, 767906, 799090, 1919765, 3839530, 15742073, 31484146, 78710365, 157420730

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -157420729
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 157420730 can be divided by 32 positive divisors. The sum of these divisors (counting 157420730) is 1, the average is 0.03125.

Base conversion 157420730

Base System Value
2 Binary 1001011000100000110010111010
3 Ternary 101222012210122102
4 Quaternary 21120200302322
5 Quinary 310244430410
6 Senary 23342023402
8 Octal 1130406272
10 Decimal 157420730
12 Duodecimal 44877b62
16 Hexadecimal 9620cba
20 Vigesimal 293hbga
36 Base36 2lq2m2

Cryptographic Hash Functions

md5 ed3a87044ec0373600bac31d033e61a5
sha1 3615cafe3aa20b4eb1de0f6b19bbceb90245b9cd
sha256 c7207ed5ec8d2631e2955cfca4ad99bd392e06269498b3c67d1dfe9fe22dc47f
sha512 40d8b23c08bb648b6aa26be885c06d2ef358973075a7ceefd28172f761d96a584af507abb754d909692657a510ce57e12e466f47bd29f93ccd6a88735d0322d1
ripemd-160 eb9281a54c0e0a08f1f5040718e0eb57d6cbd2f0

157420730 as geometric shapes

Circle

Radius = n
Diameter 314841460
Circumference 989103617.78148
Area 7.7852706778401E+16

Sphere

Radius = n
Volume 1.6340839911376E+25
Surface area 3.114108271136E+17
Circumference 989103617.78148

Square

Length = n
Perimeter 629682920
Area 24781286233732900
Diagonal 222626531.36467

Cube

Length = n
Surface area 148687717402397400
Volume 3.9010881692532E+24
Space diagonal 272660702.52458

Equilateral Triangle

Length = n
Perimeter 472262190
Area 1.0730611708433E+16
Altitude 136330351.26229

Triangular Pyramid

Length = n
Surface area 1.0730611708433E+16
Volume 4.5974764974759E+23
Height 74208843.788224