29128749 (number)

29128749 is an odd 8-digits composite number following 29128748 and preceding 29128750. In scientific notation, it is written as 2.9128749 × 10^7. The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors. There are 17925360 positive integers (up to 29128749) that are relatively prime to 29128749.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.9128749 × 10^7
Engineering notation 2.9128749 × 10^6

Prime Factorization of 29128749

Prime Factorization 3 × 13 × 746891

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 29128749
Product of the distinct prime numbers

The prime factorization of 29128749 is 3 × 13 × 746891. Since it has a total of 3 prime factors.

Most popular turbo-numbers

2, 7, 60, 46, 455, 129, 4906, 2555, 15447, 53704, 910795, 226329, 6294553, 7038710, 45937834, 13977920, 124143380, 307173535, 8397680950, 4918970076

Basic calculations (n = 29128749)

Multiplication

n×y
n×2 58257498
n×3 87386247
n×4 116514996
n×5 145643745

Division

n÷y
n÷2 14564374.5
n÷3 9709583
n÷3 7282187.25
n÷5 5825749.8

Exponentiation

ny
n2 848484018305001
n3 2.4715277999718E+22
n4 7.19925129319E+29
n5 2.0970518390726E+37

Nth Root

y√n
2√n 5397.1056131968
3√n 307.68567542275
4√n 73.46499583609
5√n 31.107446770497

Divisors of 29128749

1, 3, 13, 39, 746891, 2240673, 9709583, 29128749

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 -29128748
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 29128749 can be divided by 8 positive divisors. The sum of these divisors (counting 29128749) is 1, the average is 0.125.

Base conversion 29128749

Base System Value
2 Binary 1101111000111100000101101
3 Ternary 2000210220010120
4 Quaternary 1233013200231
5 Quinary 24424104444
6 Senary 2520155153
8 Octal 157074055
10 Decimal 29128749
12 Duodecimal 9908ab9
16 Hexadecimal 1bc782d
20 Vigesimal 9211h9
36 Base36 hcbvx

Cryptographic Hash Functions

md5 cb5f952d332eaf51143e9176a3cb037b
sha1 abd4d4b837ac9750d67faceb12195d44ecddc314
sha256 62fa7a1f11ebf99e6399dd9ceec8f36054d4384562b8b2011a09e118b1cff8f0
sha512 10a55a6f52f1527be1c8d5ae825c14a6efc72e18e504c1a077609c81e6a7c23589caaf26d96b73ccadda55081bbaf08e83f99e889ef347de7e94b6c6bbd81648
ripemd-160 c7c696b3aca41b9cd3d8b6ccca73733902e3f655

29128749 as geometric shapes

Circle

Radius = n
Diameter 58257498
Circumference 183021327.73332
Area 2.6655911585953E+15

Sphere

Radius = n
Volume 1.0352711439379E+23
Surface area 1.0662364634381E+16
Circumference 183021327.73332

Square

Length = n
Perimeter 116514996
Area 848484018305001
Diagonal 41194271.890762

Cube

Length = n
Surface area 5090904109830006
Volume 2.4715277999718E+22
Space diagonal 50452473.228921

Equilateral Triangle

Length = n
Perimeter 87386247
Area 3.6740435727862E+14
Altitude 25226236.614461

Triangular Pyramid

Length = n
Surface area 3.6740435727862E+14
Volume 2.9127234454185E+21
Height 13731423.963587