157020749 (number)

157020749 is an odd 9-digits composite number following 157020748 and preceding 157020750. In scientific notation, it is written as 1.57020749 × 10^8. The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors. There are 153325360 positive integers (up to 157020749) that are relatively prime to 157020749.

Interesting facts

Basic properties

Name

Name one hundred fifty-seven million twenty thousand seven hundred forty-nine

Notation

Scientific notation 1.57020749 × 10^8
Engineering notation 1.57020749 × 10^6

Prime Factorization of 157020749

Prime Factorization 47 × 461 × 7247

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 157020749
Product of the distinct prime numbers

The prime factorization of 157020749 is 47 × 461 × 7247. Since it has a total of 3 prime factors.

Most popular turbo-numbers

6, 1, 41, 19, 60, 346, 4455, 2836, 25229, 89416, 290416, 408516, 9308722, 3142360, 79073278, 2804984, 602576150, 383488156, 1072514583, 1478691251

Basic calculations (n = 157020749)

Multiplication

n×y
n×2 314041498
n×3 471062247
n×4 628082996
n×5 785103745

Division

n÷y
n÷2 78510374.5
n÷3 52340249.666667
n÷3 39255187.25
n÷5 31404149.8

Exponentiation

ny
n2 24655515616521001
n3 3.8714275290873E+24
n4 6.0789445031651E+32
n5 9.5452041901642E+40

Nth Root

y√n
2√n 12530.792034026
3√n 539.49283543748
4√n 111.94102033672
5√n 43.570386146668

Divisors of 157020749

1, 47, 461, 7247, 21667, 340609, 3340867, 157020749

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 -157020748
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 157020749 can be divided by 8 positive divisors. The sum of these divisors (counting 157020749) is 1, the average is 0.125.

Base conversion 157020749

Base System Value
2 Binary 1001010110111111001001001101
3 Ternary 101221110110222022
4 Quaternary 21112333021031
5 Quinary 310144130444
6 Senary 23325255525
8 Octal 1126771115
10 Decimal 157020749
12 Duodecimal 447045a5
16 Hexadecimal 95bf24d
20 Vigesimal 2917bh9
36 Base36 2lhhzh

Cryptographic Hash Functions

md5 b41f6661ab59741b102f35b28b42275c
sha1 fd83d94de76a3e6d0da0580f0a2b3def29d3f68e
sha256 8e143f0460e4a9509c0720c0baf39ac62a2cb8f85f25dcfaaeb8dd3ef4183997
sha512 c9f2eebd14507362793f0e53ecbaa5ad799a9d3821e584b0f81b8cf8aa39965b88f361769f6cf9bd785c2b2ed704c10193930502a0956d9129a13fc02619c466
ripemd-160 6ad111dccfb32c12c536747c90f1a955c0d44e2b

157020749 as geometric shapes

Circle

Radius = n
Diameter 314041498
Circumference 986590463.03913
Area 7.7457586731331E+16

Sphere

Radius = n
Volume 1.6216597712381E+25
Surface area 3.0983034692532E+17
Circumference 986590463.03913

Square

Length = n
Perimeter 628082996
Area 24655515616521001
Diagonal 222060872.80978

Cube

Length = n
Surface area 147933093699126006
Volume 3.8714275290873E+24
Space diagonal 271967915.11052

Equilateral Triangle

Length = n
Perimeter 471062247
Area 1.0676151433656E+16
Altitude 135983957.55526

Triangular Pyramid

Length = n
Surface area 1.0676151433656E+16
Volume 4.5625210978165E+23
Height 74020290.936594