28697973 (number)

28697973 is an odd 8-digits composite number following 28697972 and preceding 28697974. In scientific notation, it is written as 2.8697973 × 10^7. The sum of its digits is 51. It has a total of 2 prime factors and 4 positive divisors. There are 19131980 positive integers (up to 28697973) that are relatively prime to 28697973.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8697973 × 10^7
Engineering notation 2.8697973 × 10^6

Prime Factorization of 28697973

Prime Factorization 3 × 9565991

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 28697973
Product of the distinct prime numbers

The prime factorization of 28697973 is 3 × 9565991. Since it has a total of 2 prime factors.

Most popular turbo-numbers

10, 8, 18, 89, 494, 773, 1881, 1538, 21804, 49402, 501451, 804701, 5211423, 5521140, 57216707, 90364596, 13720283, 96112317, 5129134984, 4444510210

Basic calculations (n = 28697973)

Multiplication

n×y
n×2 57395946
n×3 86093919
n×4 114791892
n×5 143489865

Division

n÷y
n÷2 14348986.5
n÷3 9565991
n÷3 7174493.25
n÷5 5739594.6

Exponentiation

ny
n2 823573654308729
n3 2.3634894494863E+22
n4 6.7827356407143E+29
n5 1.9465076428336E+37

Nth Root

y√n
2√n 5357.0489077476
3√n 306.16138055056
4√n 73.191863671774
5√n 31.014889952354

Divisors of 28697973

1, 3, 9565991, 28697973

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28697972
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28697973 can be divided by 4 positive divisors. The sum of these divisors (counting 28697973) is 1, the average is 0.25.

Base conversion 28697973

Base System Value
2 Binary 1101101011110010101110101
3 Ternary 2000000000012220
4 Quaternary 1231132111311
5 Quinary 24321313343
6 Senary 2503032553
8 Octal 155362565
10 Decimal 28697973
12 Duodecimal 973b759
16 Hexadecimal 1b5e575
20 Vigesimal 8j74id
36 Base36 h33hx

Cryptographic Hash Functions

md5 da23978fbb9165e1e70f767ebe52a5c6
sha1 fe405a982337412db27ca41e98ad10f3703f9796
sha256 aa63e2c037eef7a79da992682ceda6e0a845d87d2f469dd721a33c9d8e41e640
sha512 72ac36497533c7b55bcb2c98569f89c52b8c78b72f1749472e74932d7435783cd68027fdcb36de5325f2166810010ef6736d21e6f50211b33e56478d14026ecd
ripemd-160 39dd73e6fb04b6fda0b2241439edcf5eb3395501

28697973 as geometric shapes

Circle

Radius = n
Diameter 57395946
Circumference 180314682.29944
Area 2.5873329420664E+15

Sphere

Radius = n
Volume 9.9001614551243E+22
Surface area 1.0349331768266E+16
Circumference 180314682.29944

Square

Length = n
Perimeter 114791892
Area 823573654308729
Diagonal 40585062.629217

Cube

Length = n
Surface area 4941441925852374
Volume 2.3634894494863E+22
Space diagonal 49706347.31024

Equilateral Triangle

Length = n
Perimeter 86093919
Area 3.5661785325947E+14
Altitude 24853173.65512

Triangular Pyramid

Length = n
Surface area 3.5661785325947E+14
Volume 2.7853990283244E+21
Height 13528354.209739