157449739 (number)

157449739 is an odd 9-digits composite number following 157449738 and preceding 157449740. In scientific notation, it is written as 1.57449739 × 10^8. The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors. There are 157315240 positive integers (up to 157449739) that are relatively prime to 157449739.

Interesting facts

Basic properties

Name

Name one hundred fifty-seven million four hundred forty-nine thousand seven hundred thirty-nine

Notation

Scientific notation 1.57449739 × 10^8
Engineering notation 1.57449739 × 10^6

Prime Factorization of 157449739

Prime Factorization 1181 × 133319

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 157449739
Product of the distinct prime numbers

The prime factorization of 157449739 is 1181 × 133319. Since it has a total of 2 prime factors.

Most popular turbo-numbers

1, 8, 69, 31, 454, 562, 3236, 923, 32434, 70400, 920686, 439907, 9120870, 330361, 28669874, 91031783, 326028711, 821531517, 1484989294, 5729508231

Basic calculations (n = 157449739)

Multiplication

n×y
n×2 314899478
n×3 472349217
n×4 629798956
n×5 787248695

Division

n÷y
n÷2 78724869.5
n÷3 52483246.333333
n÷3 39362434.75
n÷5 31489947.8

Exponentiation

ny
n2 24790420311168121
n3 3.9032452076937E+24
n4 6.1456493920438E+32
n5 9.676308927628E+40

Nth Root

y√n
2√n 12547.897792061
3√n 539.98369749595
4√n 112.01739950588
5√n 43.594167547838

Divisors of 157449739

1, 1181, 133319, 157449739

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -157449738
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 157449739 can be divided by 4 positive divisors. The sum of these divisors (counting 157449739) is 1, the average is 0.25.

Base conversion 157449739

Base System Value
2 Binary 1001011000100111111000001011
3 Ternary 101222021021102211
4 Quaternary 21120213320023
5 Quinary 310301342424
6 Senary 23342405551
8 Octal 1130477013
10 Decimal 157449739
12 Duodecimal 448908b7
16 Hexadecimal 9627e0b
20 Vigesimal 294146j
36 Base36 2lqozv

Cryptographic Hash Functions

md5 189f93fd5152d749bb541b3d51cb5328
sha1 f9de77341adacaffd5dd040e32618d1dd8e366a1
sha256 14b3e668fe68b993167db4d949d0cf151eef14f048cd46dcc62dd793d6d85ddd
sha512 bcfa788294c29f9bde9eced17214691654025b8850ccd8992d5805ef78ca4eb6dcb2fc1e0b9f940c24d615bfce9bc2679c81ca0b55599a76c1f3883978817fd1
ripemd-160 6ec6c4a5c8af404663578b0747edd7349ca26416

157449739 as geometric shapes

Circle

Radius = n
Diameter 314899478
Circumference 989285886.70406
Area 7.7881402328969E+16

Sphere

Radius = n
Volume 1.6349875292867E+25
Surface area 3.1152560931588E+17
Circumference 989285886.70406

Square

Length = n
Perimeter 629798956
Area 24790420311168121
Diagonal 222667556.2859

Cube

Length = n
Surface area 148742521867008726
Volume 3.9032452076937E+24
Space diagonal 272710947.58646

Equilateral Triangle

Length = n
Perimeter 472349217
Area 1.0734566879983E+16
Altitude 136355473.79323

Triangular Pyramid

Length = n
Surface area 1.0734566879983E+16
Volume 4.6000185916569E+23
Height 74222518.761968