28951013 (number)

28951013 is an odd 8-digits composite number following 28951012 and preceding 28951014. In scientific notation, it is written as 2.8951013 × 10^7. The sum of its digits is 29. It has a total of 4 prime factors and 16 positive divisors. There are 22395744 positive integers (up to 28951013) that are relatively prime to 28951013.

Interesting facts

Basic properties

Name

Name twenty-eight million nine hundred fifty-one thousand thirteen

Notation

Scientific notation 2.8951013 × 10^7
Engineering notation 2.8951013 × 10^6

Prime Factorization of 28951013

Prime Factorization 13 × 329 × 7 × 967

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 28951013
Product of the distinct prime numbers

The prime factorization of 28951013 is 13 × 329 × 7 × 967. Since it has a total of 4 prime factors.

Most popular turbo-numbers

7, 3, 17, 98, 378, 324, 8106, 2091, 77877, 93850, 347514, 787771, 5523471, 6604377, 97756807, 90761764, 186843412, 51406108, 731877465, 3145787530

Basic calculations (n = 28951013)

Multiplication

n×y
n×2 57902026
n×3 86853039
n×4 115804052
n×5 144755065

Division

n÷y
n÷2 14475506.5
n÷3 9650337.6666667
n÷3 7237753.25
n÷5 5790202.6

Exponentiation

ny
n2 838161153726169
n3 2.4265614457621E+22
n4 7.0251411961558E+29
n5 2.0338495409674E+37

Nth Root

y√n
2√n 5380.6145559778
3√n 307.05859244461
4√n 73.352672452868
5√n 31.069391877258

Divisors of 28951013

1, 7, 13, 91, 329, 967, 2303, 4277, 6769, 12571, 29939, 87997, 318143, 2227001, 4135859, 28951013

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 -28951012
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 28951013 can be divided by 16 positive divisors. The sum of these divisors (counting 28951013) is 1, the average is 0.0625.

Base conversion 28951013

Base System Value
2 Binary 1101110011100000111100101
3 Ternary 2000110212022202
4 Quaternary 1232130013211
5 Quinary 24402413023
6 Senary 2512304245
8 Octal 156340745
10 Decimal 28951013
12 Duodecimal 9842085
16 Hexadecimal 1b9c1e5
20 Vigesimal 90ihad
36 Base36 h8iqt

Cryptographic Hash Functions

md5 8a3b973d88cda52cbbb1baa76587ced9
sha1 09222fff058272e6562c9f3b134d7db28e353662
sha256 3bb5141108707daefde7e847d11d0c3a5126e541568414f1a1a90b4f9bdb2077
sha512 1485684026c98e2cbc9706fc2755e67cda1d5cd4f6cbd3de0b344edb66d44394e38a2893a52c08db1be09f286a17eea13a75ade4667a99764db606e4f1910fdd
ripemd-160 2f65c9ec8ed8507a053de1541bbaf06eda014140

28951013 as geometric shapes

Circle

Radius = n
Diameter 57902026
Circumference 181904579.50957
Area 2.6331609230705E+15

Sphere

Radius = n
Volume 1.0164356815321E+23
Surface area 1.0532643692282E+16
Circumference 181904579.50957

Square

Length = n
Perimeter 115804052
Area 838161153726169
Diagonal 40942915.22904

Cube

Length = n
Surface area 5028966922357014
Volume 2.4265614457621E+22
Space diagonal 50144625.446587

Equilateral Triangle

Length = n
Perimeter 86853039
Area 3.6293442579607E+14
Altitude 25072312.723294

Triangular Pyramid

Length = n
Surface area 3.6293442579607E+14
Volume 2.8597300887737E+21
Height 13647638.40968