28990103 is an odd 8-digits composite number following 28990102
and preceding 28990104 . In scientific notation, it is written as 2.8990103 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 28973160 positive integers (up to 28990103) that are relatively prime to 28990103.
28990103 has 4 divisors, whose sum is 29007048
The reverse of 28990103 is 30109982
Previous prime number is 1931
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty-eight million nine hundred ninety thousand one hundred three
Scientific notation
2.8990103 × 10^7
Engineering notation
2.8990103 × 10^6
Prime Factorization
1931 × 15013
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28990103
Product of the distinct prime numbers
The prime factorization of 28990103 is 1931 × 15013.
Since it has a total of 2 prime factors.
5 , 2 , 12 , 15 , 7 , 646 , 8698 , 7019 , 40187 , 31222 , 424725 , 169938 , 6879594 , 6050193 , 36042441 , 64533774 , 220864040 , 106439915 , 7431943037 , 8331498202
n×2
57980206
n×3
86970309
n×4
115960412
n×5
144950515
n÷2
14495051.5
n÷3
9663367.6666667
n÷3
7247525.75
n÷5
5798020.6
n2
840426071950609
n3
2.4364038389734E+22
n4
7.0631598241433E+29
n5
2.0476173080738E+37
2 √n
5384.2458153394
3 √n
307.1967283395
4 √n
73.377420337181
5 √n
31.077777401627
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
-28990102
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 28990103 can be divided by 4 positive divisors.
The sum of these divisors (counting 28990103) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101110100101101010010111
3
Ternary
2000112211221112
4
Quaternary
1232211222113
5
Quinary
24410140403
6
Senary
2513205235
8
Octal
156455227
10
Decimal
28990103
12
Duodecimal
986081b
16
Hexadecimal
1ba5a97
20
Vigesimal
913f53
36
Base36
h9cwn
md5
76bdcd2d7f31211da8e5d2026e479d1e
sha1
43810f3b44a0bb2f1fd60be5ad8aa5384a1bfc0a
sha256
8fcf4f273ce2503a46c8d3a39b430238ece7ee480cf90d1b186425f85bb1040b
sha512
a567e2950f1e591e7be74c748078ff5c938def0047c47f251b974bdc333e0a802f63704b79f097713994c05f6d70372ad4cc5cf2314f8628053e4386c43b5d5e
ripemd-160
aed9760c78ae903f24009f7453ab7752efcb3baf
Diameter
57980206
Circumference
182150189.22322
Area
2.6402763735254E+15
Volume
1.0205584535596E+23
Surface area
1.0561105494101E+16
Circumference
182150189.22322
Perimeter
115960412
Area
840426071950609
Diagonal
40998196.837193
Surface area
5042556431703654
Volume
2.4364038389734E+22
Space diagonal
50212331.312655
Perimeter
86970309
Area
3.63915164156E+14
Altitude
25106165.656327
Surface area
3.63915164156E+14
Volume
2.8713294604117E+21
Height
13666065.612398