28855087 is an odd 8-digits composite number following 28855086
and preceding 28855088 . In scientific notation, it is written as 2.8855087 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 26648160 positive integers (up to 28855087) that are relatively prime to 28855087.
28855087 has 4 divisors, whose sum is 28899016
The reverse of 28855087 is 78055882
Previous prime number is 667
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
twenty-eight million eight hundred fifty-five thousand eighty-seven
Scientific notation
2.8855087 × 10^7
Engineering notation
2.8855087 × 10^6
Prime Factorization
667 × 43261
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28855087
Product of the distinct prime numbers
The prime factorization of 28855087 is 667 × 43261.
Since it has a total of 2 prime factors.
4 , 5 , 55 , 14 , 931 , 749 , 1858 , 7519 , 5759 , 71753 , 504624 , 983852 , 8941128 , 5135251 , 86583795 , 60389355 , 919923676 , 177202227 , 6298895599 , 590817439
n×2
57710174
n×3
86565261
n×4
115420348
n×5
144275435
n÷2
14427543.5
n÷3
9618362.3333333
n÷3
7213771.75
n÷5
5771017.4
n2
832616045777569
n3
2.4025208438508E+22
n4
6.9324947968627E+29
n5
2.0003774049052E+37
2 √n
5371.6931222846
3 √n
306.71908222418
4 √n
73.291835304382
5 √n
31.048775532001
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
-28855086
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 28855087 can be divided by 4 positive divisors.
The sum of these divisors (counting 28855087) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101110000100101100101111
3
Ternary
2000021222201221
4
Quaternary
1232010230233
5
Quinary
24341330322
6
Senary
2510244211
8
Octal
156045457
10
Decimal
28855087
12
Duodecimal
97b6667
16
Hexadecimal
1b84b2f
20
Vigesimal
906he7
36
Base36
h6gq7
md5
f0224ef76de574a24cfb4c3c3f665379
sha1
821e5c080491916a808cb0b7d4f5ccd93e7e2689
sha256
bea0b06ab759c4bf1edfd1ca3ac1d6d77212adbcda715f7bfd855ea8f2933a57
sha512
a2996d99299e25cd8f9c764d20a8151b21b374d76abb4678c42313794c11f841c1f0e748455faa5e8b6e7bec41774f649ce4d5fd89926c64ffae4f64245b1ad0
ripemd-160
5c9c53797806c88ab885837a1a0adcdbdaa81993
Diameter
57710174
Circumference
181301858.67579
Area
2.6157404526758E+15
Volume
1.0063655777517E+23
Surface area
1.0462961810703E+16
Circumference
181301858.67579
Perimeter
115420348
Area
832616045777569
Diagonal
40807255.378856
Surface area
4995696274665414
Volume
2.4025208438508E+22
Space diagonal
49978476.74082
Perimeter
86565261
Area
3.6053332362096E+14
Altitude
24989238.37041
Surface area
3.6053332362096E+14
Volume
2.8313979677148E+21
Height
13602418.459619