28542972 (number)

28542972 is an even 8-digits composite number following 28542971 and preceding 28542973. In scientific notation, it is written as 2.8542972 × 10^7. The sum of its digits is 39. It has a total of 5 prime factors and 24 positive divisors. There are 9456688 positive integers (up to 28542972) that are relatively prime to 28542972.

Interesting facts

Basic properties

Name

Name twenty-eight million five hundred forty-two thousand nine hundred seventy-two

Notation

Scientific notation 2.8542972 × 10^7
Engineering notation 2.8542972 × 10^6

Prime Factorization of 28542972

Prime Factorization 2 × 2 × 3 × 167 × 14243

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 14271486
Product of the distinct prime numbers

The prime factorization of 28542972 is 2 × 2 × 3 × 167 × 14243. Since it has a total of 5 prime factors.

Most popular turbo-numbers

9, 7, 32, 64, 479, 696, 4385, 2611, 20730, 33197, 698385, 429785, 84271, 6195640, 96617643, 27927180, 759800749, 967693099, 4215269302, 2707171867

Basic calculations (n = 28542972)

Multiplication

n×y
n×2 57085944
n×3 85628916
n×4 114171888
n×5 142714860

Division

n÷y
n÷2 14271486
n÷3 9514324
n÷3 7135743
n÷5 5708594.4

Exponentiation

ny
n2 814701250592784
n3 2.3253994984035E+22
n4 6.6373812771745E+29
n5 1.8945058794771E+37

Nth Root

y√n
2√n 5342.5623066091
3√n 305.60918110169
4√n 73.092833483243
5√n 30.981314349397

Divisors of 28542972

1, 2, 3, 4, 6, 12, 167, 334, 501, 668, 1002, 2004, 14243, 28486, 42729, 56972, 85458, 170916, 2378581, 4757162, 7135743, 9514324, 14271486, 28542972

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 -28542971
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 28542972 can be divided by 24 positive divisors. The sum of these divisors (counting 28542972) is 1, the average is 0.041666666666667.

Base conversion 28542972

Base System Value
2 Binary 1101100111000011111111100
3 Ternary 1222201010121010
4 Quaternary 1230320133330
5 Quinary 24301333342
6 Senary 2455435220
8 Octal 154703774
10 Decimal 28542972
12 Duodecimal 9685b10
16 Hexadecimal 1b387fc
20 Vigesimal 8i7h8c
36 Base36 gzrwc

Cryptographic Hash Functions

md5 ecd776c6f30b9bf5cb5554990ca67acd
sha1 e4f873763f6798d8d9f46d638ab5df3a77243ae0
sha256 43683ac98da560afc25e6775de820bc27c4404090e72165b20672ea902e5e6ba
sha512 c6ef1c2c96440a117b3efa2210b66170c7b6505198d51201e68e2688994340824301d5ed27b927c70365639e31572efbf9806c63cc6a27f85380661e40cfa7a5
ripemd-160 5b3ec17356d04629424dfa06b0bfe6c5963df7e9

28542972 as geometric shapes

Circle

Radius = n
Diameter 57085944
Circumference 179340782.29364
Area 2.5594594637327E+15

Sphere

Radius = n
Volume 9.7406106411277E+22
Surface area 1.0237837854931E+16
Circumference 179340782.29364

Square

Length = n
Perimeter 114171888
Area 814701250592784
Diagonal 40365858.112836

Cube

Length = n
Surface area 4888207503556704
Volume 2.3253994984035E+22
Space diagonal 49437877.703016

Equilateral Triangle

Length = n
Perimeter 85628916
Area 3.5277598975415E+14
Altitude 24718938.851508

Triangular Pyramid

Length = n
Surface area 3.5277598975415E+14
Volume 2.7405095904815E+21
Height 13455286.037612