28993870 (number)

28993870 is an even 8-digits composite number following 28993869 and preceding 28993871. In scientific notation, it is written as 2.8993870 × 10^7. The sum of its digits is 46. It has a total of 4 prime factors and 16 positive divisors. There are 11571424 positive integers (up to 28993870) that are relatively prime to 28993870.

Interesting facts

Basic properties

Name

Name twenty-eight million nine hundred ninety-three thousand eight hundred seventy

Notation

Scientific notation 2.8993870 × 10^7
Engineering notation 2.8993870 × 10^6

Prime Factorization of 28993870

Prime Factorization 2 × 5 × 479 × 6053

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 28993870
Product of the distinct prime numbers

The prime factorization of 28993870 is 2 × 5 × 479 × 6053. Since it has a total of 4 prime factors.

Most popular turbo-numbers

5, 5, 44, 94, 729, 722, 9552, 4773, 62254, 15559, 513304, 284030, 542433, 9762448, 25301365, 55599345, 535916331, 284422293, 8465104541, 5819881443

Basic calculations (n = 28993870)

Multiplication

n×y
n×2 57987740
n×3 86981610
n×4 115975480
n×5 144969350

Division

n÷y
n÷2 14496935
n÷3 9664623.3333333
n÷3 7248467.5
n÷5 5798774

Exponentiation

ny
n2 840644497576900
n3 2.437353727896E+22
n4 7.0668317130632E+29
n5 2.0489480000043E+37

Nth Root

y√n
2√n 5384.5956208429
3√n 307.2100335694
4√n 73.379803903001
5√n 31.078585014508

Divisors of 28993870

1, 2, 5, 10, 479, 958, 2395, 4790, 6053, 12106, 30265, 60530, 2899387, 5798774, 14496935, 28993870

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28993869
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28993870 can be divided by 16 positive divisors. The sum of these divisors (counting 28993870) is 1, the average is 0.0625.

Base conversion 28993870

Base System Value
2 Binary 1101110100110100101001110
3 Ternary 2000120001010001
4 Quaternary 1232212211032
5 Quinary 24410300440
6 Senary 2513234514
8 Octal 156464516
10 Decimal 28993870
12 Duodecimal 9862a3a
16 Hexadecimal 1ba694e
20 Vigesimal 9144da
36 Base36 h9fta

Cryptographic Hash Functions

md5 ef0952f3c288b64e4dc84e6498dec08a
sha1 fc2d5b416fb3de48c641c48ffc958237c4834c53
sha256 285cc4024cdc440c022888c2ab7a690061817e56fcb583182a9731c0a4ff86d4
sha512 a4257f37b5158a3d7291d919a72f2c16b26ce300e9bd7783f8f713c68f1f770cecccf4d5f0d120cc947508498ee098a264e559d286eeebf7c49dbb5551dc940a
ripemd-160 53bd71764ee4c7f387cdc8d069a028644c43ddd5

28993870 as geometric shapes

Circle

Radius = n
Diameter 57987740
Circumference 182173857.98227
Area 2.6409625778683E+15

Sphere

Radius = n
Volume 1.020956342101E+23
Surface area 1.0563850311473E+16
Circumference 182173857.98227

Square

Length = n
Perimeter 115975480
Area 840644497576900
Diagonal 41003524.179682

Cube

Length = n
Surface area 5043866985461400
Volume 2.437353727896E+22
Space diagonal 50218855.948047

Equilateral Triangle

Length = n
Perimeter 86981610
Area 3.640097452266E+14
Altitude 25109427.974024

Triangular Pyramid

Length = n
Surface area 3.640097452266E+14
Volume 2.8724489152426E+21
Height 13667841.393227