28169949 (number)

28169949 is an odd 8-digits composite number following 28169948 and preceding 28169950. In scientific notation, it is written as 2.8169949 × 10^7. The sum of its digits is 48. It has a total of 4 prime factors and 16 positive divisors. There are 18395520 positive integers (up to 28169949) that are relatively prime to 28169949.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8169949 × 10^7
Engineering notation 2.8169949 × 10^6

Prime Factorization of 28169949

Prime Factorization 3 × 67 × 269 × 521

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 28169949
Product of the distinct prime numbers

The prime factorization of 28169949 is 3 × 67 × 269 × 521. Since it has a total of 4 prime factors.

Most popular turbo-numbers

9, 8, 56, 7, 734, 427, 4508, 2305, 15780, 42251, 988385, 897272, 1380667, 5667757, 19780892, 30992866, 234409193, 863878580, 892882351, 2230412739

Basic calculations (n = 28169949)

Multiplication

n×y
n×2 56339898
n×3 84509847
n×4 112679796
n×5 140849745

Division

n÷y
n÷2 14084974.5
n÷3 9389983
n÷3 7042487.25
n÷5 5633989.8

Exponentiation

ny
n2 793546026662601
n3 2.2354151100238E+22
n4 6.29715296432E+29
n5 1.7739047785009E+37

Nth Root

y√n
2√n 5307.5369994
3√n 304.27202178431
4√n 72.85284482709
5√n 30.899909833287

Divisors of 28169949

1, 3, 67, 201, 269, 521, 807, 1563, 18023, 34907, 54069, 104721, 140149, 420447, 9389983, 28169949

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 -28169948
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 28169949 can be divided by 16 positive divisors. The sum of these divisors (counting 28169949) is 1, the average is 0.0625.

Base conversion 28169949

Base System Value
2 Binary 1101011011101011011011101
3 Ternary 1222000011220110
4 Quaternary 1223131123131
5 Quinary 24202414244
6 Senary 2443440233
8 Octal 153353335
10 Decimal 28169949
12 Duodecimal 9526079
16 Hexadecimal 1add6dd
20 Vigesimal 8g14h9
36 Base36 grs2l

Cryptographic Hash Functions

md5 ddca9abc7132a5f69fc3221d326d18d1
sha1 b8e0e9cb26c7ab7dd8ee299eee97eb23d752a558
sha256 6270e04a28c5c681d71d9ca1b3309d6bda5776c7ad6ca208a16a5fac64ebe376
sha512 9e89b2cdcd3b57a09daf15acc46ca27968870ed7d5e7433c70557cbafe6ce143f8c5abd8838a3e899c2dfea5695becb3763a1618e4b6ca9073534c9ac0455de4
ripemd-160 8ed131a937c01a5038b14a9592603dccebbdd1b5

28169949 as geometric shapes

Circle

Radius = n
Diameter 56339898
Circumference 176997009.6608
Area 2.4929983676486E+15

Sphere

Radius = n
Volume 9.3636849164992E+22
Surface area 9.9719934705944E+15
Circumference 176997009.6608

Square

Length = n
Perimeter 112679796
Area 793546026662601
Diagonal 39838323.927158

Cube

Length = n
Surface area 4761276159975606
Volume 2.2354151100238E+22
Space diagonal 48791782.914624

Equilateral Triangle

Length = n
Perimeter 84509847
Area 3.4361550908101E+14
Altitude 24395891.457312

Triangular Pyramid

Length = n
Surface area 3.4361550908101E+14
Volume 2.6344619717745E+21
Height 13279441.309053