28164988 (number)

28164988 is an even 8-digits composite number following 28164987 and preceding 28164989. In scientific notation, it is written as 2.8164988 × 10^7. The sum of its digits is 46. It has a total of 5 prime factors and 24 positive divisors. There are 12796800 positive integers (up to 28164988) that are relatively prime to 28164988.

Interesting facts

Basic properties

Name

Name twenty-eight million one hundred sixty-four thousand nine hundred eighty-eight

Notation

Scientific notation 2.8164988 × 10^7
Engineering notation 2.8164988 × 10^6

Prime Factorization of 28164988

Prime Factorization 2 × 2 × 527 × 31 × 431

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 14082494
Product of the distinct prime numbers

The prime factorization of 28164988 is 2 × 2 × 527 × 31 × 431. Since it has a total of 5 prime factors.

Most popular turbo-numbers

8, 1, 100, 28, 878, 633, 9513, 6662, 86771, 65488, 324023, 510393, 2534677, 3312895, 7072437, 6771271, 724955276, 740743323, 6641188269, 589775200

Basic calculations (n = 28164988)

Multiplication

n×y
n×2 56329976
n×3 84494964
n×4 112659952
n×5 140824940

Division

n÷y
n÷2 14082494
n÷3 9388329.3333333
n÷3 7041247
n÷5 5632997.6

Exponentiation

ny
n2 793266549040144
n3 2.2342342834517E+22
n4 6.2927181782606E+29
n5 1.7723433197809E+37

Nth Root

y√n
2√n 5307.0696245668
3√n 304.25415898873
4√n 72.849637092897
5√n 30.898821402119

Divisors of 28164988

1, 2, 4, 31, 62, 124, 431, 527, 862, 1054, 1724, 2108, 13361, 16337, 26722, 32674, 53444, 65348, 227137, 454274, 908548, 7041247, 14082494, 28164988

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28164987
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28164988 can be divided by 24 positive divisors. The sum of these divisors (counting 28164988) is 1, the average is 0.041666666666667.

Base conversion 28164988

Base System Value
2 Binary 1101011011100001101111100
3 Ternary 1221222221002201
4 Quaternary 1223130031330
5 Quinary 24202234423
6 Senary 2443401244
8 Octal 153341574
10 Decimal 28164988
12 Duodecimal 9523224
16 Hexadecimal 1adc37c
20 Vigesimal 8g0c98
36 Base36 gro8s

Cryptographic Hash Functions

md5 a7874635a1e552005f51431e5c0875d1
sha1 d1211457b98c8b1b9f6741bef11dc92f6c887f46
sha256 0e0c4be8a85227a6896d1ce5e1b79b7f95744cd8d89bd50150a831e724385b05
sha512 060739f97a8bdd300c02bec9c5a7a05588f58e43ba92be5f52b864f24c67454f0bfe824cb16a2c5d2872867b48ae328827c9ebbaeaea2915e6cab7fdaea26410
ripemd-160 b3921c99cb78f3236b3c0c92e059e64cf11e5aca

28164988 as geometric shapes

Circle

Radius = n
Diameter 56329976
Circumference 176965838.77849
Area 2.492120362803E+15

Sphere

Radius = n
Volume 9.3587386817205E+22
Surface area 9.9684814512122E+15
Circumference 176965838.77849

Square

Length = n
Perimeter 112659952
Area 793266549040144
Diagonal 39831308.013675

Cube

Length = n
Surface area 4759599294240864
Volume 2.2342342834517E+22
Space diagonal 48783190.210568

Equilateral Triangle

Length = n
Perimeter 84494964
Area 3.4349449172059E+14
Altitude 24391595.105284

Triangular Pyramid

Length = n
Surface area 3.4349449172059E+14
Volume 2.6330703543136E+21
Height 13277102.671225