28542421 is an odd 8-digits prime number following 28542420
and preceding 28542422 . In scientific notation, it is written as 2.8542421 × 10^7.
The sum of its digits is 28. It has a total of 1 prime factors and 2 positive divisors.
There are 28542420 positive integers (up to 28542421) that are relatively prime to 28542421.
28542421 has 2 divisors, whose sum is 28542422
The reverse of 28542421 is 12424582
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 28 Digital Root 1
Name
twenty-eight million five hundred forty-two thousand four hundred twenty-one
Scientific notation
2.8542421 × 10^7
Engineering notation
2.8542421 × 10^6
Prime Factorization
28542421
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
28542421 Product of the distinct prime numbers
The prime factorization of 28542421 is 28542421.
Since it has a total of 1 prime factors.
4 , 2 , 91 , 36 , 455 , 234 , 3033 , 1292 , 76848 , 81291 , 216446 , 642654 , 3486994 , 9108283 , 10997512 , 64500915 , 337106665 , 829437260 , 8407183339 , 8809406438
n×2
57084842
n×3
85627263
n×4
114169684
n×5
142712105
n÷2
14271210.5
n÷3
9514140.3333333
n÷3
7135605.25
n÷5
5708484.2
n2
814669796541241
n3
2.3252648308864E+22
n4
6.6368687739655E+29
n5
1.8943230266828E+37
2 √n5342.5107393434
3 √n305.60721457274
4 √n73.092480730534
5 √n30.981194734411
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
28542422 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
14271211 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
5342.5108329324 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999299289 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28542421 can be divided by 2 positive divisors.
The sum of these divisors (counting 28542421) is 28542422, the average is 14271211.
Base
System
Value
2
Binary
1101100111000010111010101
3
Ternary
1222201002211201
4
Quaternary
1230320113111
5
Quinary
24301324141
6
Senary
2455432501
8
Octal
154702725
10
Decimal
28542421
12
Duodecimal
9685731
16
Hexadecimal
1b385d5
20
Vigesimal
8i7g11
36
Base36
gzrh1
md5
9712ee17625062cd79da411dc0d3f15c
sha1
7fec1b636245ac5d94370bf6da7d7de52bb6ae4e
sha256
f3c0e1b182458f106fc1cb10069328d258ffddd9ee4ff39e9207ea8740e7bcb2
sha512
ef24fbe8a9e84d0c35b5667c9ee09816185cebcde376fd11d15f20df3b9bc3e7bfe42b90e60f9dbb34c0fd2dadf17097ad59f911cb2644b97fbf6d0327dde4a3
ripemd-160
fa9484e1807f7cc9a925c2e9cf596d4552654fec
Diameter
57084842
Circumference
179337320.25853
Area
2.5593606479155E+15
Volume
9.7400465471514E+22
Surface area
1.0237442591662E+16
Circumference
179337320.25853
Perimeter
114169684
Area
814669796541241
Diagonal
40365078.881163
Surface area
4888018779247446
Volume
2.3252648308864E+22
Space diagonal
49436923.343021
Perimeter
85627263
Area
3.5276236975031E+14
Altitude
24718461.67151
Surface area
3.5276236975031E+14
Volume
2.7403508832907E+21
Height
13455026.293721