28921710 (number)

28921710 is an even 8-digits composite number following 28921709 and preceding 28921711. In scientific notation, it is written as 2.8921710 × 10^7. The sum of its digits is 30. It has a total of 5 prime factors and 32 positive divisors. There are 7650720 positive integers (up to 28921710) that are relatively prime to 28921710.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8921710 × 10^7
Engineering notation 2.8921710 × 10^6

Prime Factorization of 28921710

Prime Factorization 2 × 3 × 5 × 127 × 7591

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 28921710
Product of the distinct prime numbers

The prime factorization of 28921710 is 2 × 3 × 5 × 127 × 7591. Since it has a total of 5 prime factors.

Most popular turbo-numbers

6, 1, 32, 66, 311, 430, 7764, 7892, 60785, 11291, 476177, 647376, 362695, 8805140, 48601153, 6642348, 997416873, 764402177, 1944682750, 1289695457

Basic calculations (n = 28921710)

Multiplication

n×y
n×2 57843420
n×3 86765130
n×4 115686840
n×5 144608550

Division

n÷y
n÷2 14460855
n÷3 9640570
n÷3 7230427.5
n÷5 5784342

Exponentiation

ny
n2 836465309324100
n3 2.4192007101332E+22
n4 6.9967421370266E+29
n5 2.0235774703186E+37

Nth Root

y√n
2√n 5377.8908505101
3√n 306.95496020034
4√n 73.334104279728
5√n 31.063099902519

Divisors of 28921710

1, 2, 3, 5, 6, 10, 15, 30, 127, 254, 381, 635, 762, 1270, 1905, 3810, 7591, 15182, 22773, 37955, 45546, 75910, 113865, 227730, 964057, 1928114, 2892171, 4820285, 5784342, 9640570, 14460855, 28921710

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 -28921709
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 28921710 can be divided by 32 positive divisors. The sum of these divisors (counting 28921710) is 1, the average is 0.03125.

Base conversion 28921710

Base System Value
2 Binary 1101110010100111101101110
3 Ternary 2000102101010110
4 Quaternary 1232110331232
5 Quinary 24400443320
6 Senary 2511520450
8 Octal 156247556
10 Decimal 28921710
12 Duodecimal 9829126
16 Hexadecimal 1b94f6e
20 Vigesimal 90f45a
36 Base36 h7w4u

Cryptographic Hash Functions

md5 5d6f3bc492acb1ec501af401e0a40eb6
sha1 f4cae32da5b52fcc0dbcfc171fe179bbb30fc1e6
sha256 07a86764df7dd57675bf947735161fdb276f2b43a15db76e92fc4d98397fbf3d
sha512 5a5fc49b6e56f933d0f1e426e0cd6d03d0df0cab469c6a6928bf104a81f76d0407f9a4c7b753d19943123b83b903f40e2050cec40b7b2024eec9f9ba1a182056
ripemd-160 028d64e841b6bc3c07bd34dcce06e02dd1d97447

28921710 as geometric shapes

Circle

Radius = n
Diameter 57843420
Circumference 181720463.33051
Area 2.6278332707553E+15

Sphere

Radius = n
Volume 1.0133524238018E+23
Surface area 1.0511333083021E+16
Circumference 181720463.33051

Square

Length = n
Perimeter 115686840
Area 836465309324100
Diagonal 40901474.529022

Cube

Length = n
Surface area 5018791855944600
Volume 2.4192007101332E+22
Space diagonal 50093871.161773

Equilateral Triangle

Length = n
Perimeter 86765130
Area 3.6220010362954E+14
Altitude 25046935.580886

Triangular Pyramid

Length = n
Surface area 3.6220010362954E+14
Volume 2.8510553786442E+21
Height 13633824.843007