28156772 is an even 8-digits composite number following 28156771
and preceding 28156773 . In scientific notation, it is written as 2.8156772 × 10^7.
The sum of its digits is 38. It has a total of 5 prime factors and 24 positive divisors.
There are 11934720 positive integers (up to 28156772) that are relatively prime to 28156772.
28156772 has 24 divisors, whose sum is 50832600
The reverse of 28156772 is 27765182
Previous prime number is 97
Is Prime? no Number parity even Number length 8 Sum of Digits 38 Digital Root 2
Name
twenty-eight million one hundred fifty-six thousand seven hundred seventy-two
Scientific notation
2.8156772 × 10^7
Engineering notation
2.8156772 × 10^6
Prime Factorization
2 × 2 × 49 × 97 × 1481
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
14078386 Product of the distinct prime numbers
The prime factorization of 28156772 is 2 × 2 × 49 × 97 × 1481.
Since it has a total of 5 prime factors.
6 , 8 , 67 , 76 , 260 , 9 , 5296 , 4505 , 71074 , 69174 , 242529 , 346693 , 7009997 , 7455271 , 71091437 , 88772298 , 908610546 , 248841392 , 4019412725 , 1391923945
n×2
56313544
n×3
84470316
n×4
112627088
n×5
140783860
n÷2
14078386
n÷3
9385590.6666667
n÷3
7039193
n÷5
5631354.4
n2
792803809459984
n3
2.2322796103696E+22
n4
6.2853788029426E+29
n5
1.7697597788809E+37
2 √n5306.2955062831
3 √n304.22457148246
4 √n72.844323775316
5 √n30.897018494596
1 , 2 , 4 , 49 , 97 , 98 , 194 , 196 , 388 , 1481 , 2962 , 4753 , 5924 , 9506 , 19012 , 72569 , 143657 , 145138 , 287314 , 290276 , 574628 , 7039193 , 14078386 , 28156772
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
-28156771 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 28156772 can be divided by 24 positive divisors.
The sum of these divisors (counting 28156772) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1101011011010001101100100
3
Ternary
1221222111211102
4
Quaternary
1223122031210
5
Quinary
24202004042
6
Senary
2443255232
8
Octal
153321544
10
Decimal
28156772
12
Duodecimal
951a518
16
Hexadecimal
1ada364
20
Vigesimal
8fjbic
36
Base36
grhwk
md5
66abc204673763df96f6c67e33bf3ace
sha1
a960f951cb3c76390cdb135607defea93ab0e85d
sha256
6539e721d7b258d40c3d339b82cacc3ef0888608406da9e4f36146ed817ddcdd
sha512
e429818f87e2b186a13e57cec18952767b66ad68b3a7cc18494cc3bbcca0bb28d8097b50219a27917fdc686c0cb976eac0c4bc31cf02cf8d67e17e652ca2f0bb
ripemd-160
2dd3c772d1525184b4debeadc5e92fe8b296980b
Diameter
56313544
Circumference
176914216.12801
Area
2.4906666235375E+15
Volume
9.3505509662606E+22
Surface area
9.96266649415E+15
Circumference
176914216.12801
Perimeter
112627088
Area
792803809459984
Diagonal
39819688.835047
Surface area
4756822856759904
Volume
2.2322796103696E+22
Space diagonal
48768959.681133
Perimeter
84470316
Area
3.4329411960471E+14
Altitude
24384479.840566
Surface area
3.4329411960471E+14
Volume
2.6307667499947E+21
Height
13273229.611682