28992790 is an even 8-digits composite number following 28992789
and preceding 28992791 . In scientific notation, it is written as 2.8992790 × 10^7.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 11597112 positive integers (up to 28992790) that are relatively prime to 28992790.
28992790 has 8 divisors, whose sum is 52187040
The reverse of 28992790 is 09729982
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 46
Digital Root 1
Name
twenty-eight million nine hundred ninety-two thousand seven hundred ninety
Scientific notation
2.8992790 × 10^7
Engineering notation
2.8992790 × 10^6
Prime Factorization
2 × 5 × 2899279
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28992790
Product of the distinct prime numbers
The prime factorization of 28992790 is 2 × 5 × 2899279.
Since it has a total of 3 prime factors.
4 , 9 , 78 , 60 , 884 , 639 , 8349 , 3721 , 49364 , 33421 , 436271 , 365013 , 8183488 , 9157107 , 69495550 , 29955478 , 733220214 , 399560463 , 2921125541 , 2440643498
n×2
57985580
n×3
86978370
n×4
115971160
n×5
144963950
n÷2
14496395
n÷3
9664263.3333333
n÷3
7248197.5
n÷5
5798558
n2
840581871984100
n3
2.4370813692242E+22
n4
7.0657788350829E+29
n5
2.04856641952E+37
2 √n
5384.4953338266
3 √n
307.20621907395
4 √n
73.379120557735
5 √n
31.078353480243
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28992789
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28992790 can be divided by 8 positive divisors.
The sum of these divisors (counting 28992790) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101110100110010100010110
3
Ternary
2000112222122001
4
Quaternary
1232212110112
5
Quinary
24410232130
6
Senary
2513225514
8
Octal
156462426
10
Decimal
28992790
12
Duodecimal
986229a
16
Hexadecimal
1ba6516
20
Vigesimal
9141ja
36
Base36
h9eza
md5
f1fe00c79af3e523649f0dc0a50728f4
sha1
3cca81ccd88d8b45d6ff5377bad5a322856dbb73
sha256
48ee6061a724f332cf5a0308afd20ae9db0c7c1a27e96ed001aacb43d440ebf3
sha512
99d3b43586b02f2b93bf177abcd1d06ac9eb5a11bd3341df4d08fdff13c6f6bd1fc5b4d001a115e26e3fc3b67de33a0a101151f97ec7ec6e7bb5a246f1be6ea1
ripemd-160
c85a894220635a207fc9f64298479da577e28522
Diameter
57985580
Circumference
182167072.14214
Area
2.640765833766E+15
Volume
1.0208422567674E+23
Surface area
1.0563063335064E+16
Circumference
182167072.14214
Perimeter
115971160
Area
840581871984100
Diagonal
41001996.829035
Surface area
5043491231904600
Volume
2.4370813692242E+22
Space diagonal
50216985.333175
Perimeter
86978370
Area
3.6398262754945E+14
Altitude
25108492.666587
Surface area
3.6398262754945E+14
Volume
2.8721279374697E+21
Height
13667332.276345