38871285 is an odd 8-digits composite number following 38871284
and preceding 38871286 . In scientific notation, it is written as 3.8871285 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 20731344 positive integers (up to 38871285) that are relatively prime to 38871285.
38871285 has 8 divisors, whose sum is 62194080
The reverse of 38871285 is 58217883
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
thirty-eight million eight hundred seventy-one thousand two hundred eighty-five
Scientific notation
3.8871285 × 10^7
Engineering notation
3.8871285 × 10^6
Prime Factorization
3 × 5 × 2591419
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
38871285
Product of the distinct prime numbers
The prime factorization of 38871285 is 3 × 5 × 2591419.
Since it has a total of 3 prime factors.
5 , 8 , 68 , 2 , 929 , 610 , 8029 , 562 , 48009 , 21554 , 287560 , 896859 , 5308977 , 5805067 , 94538590 , 89036329 , 651196089 , 166543822 , 1231308628 , 4699364625
n×2
77742570
n×3
116613855
n×4
155485140
n×5
194356425
n÷2
19435642.5
n÷3
12957095
n÷3
9717821.25
n÷5
7774257
n2
1510976797551225
n3
5.8733609726001E+22
n4
2.2830508827382E+30
n5
8.8745121532416E+37
2 √n
6234.6840336941
3 √n
338.74765637917
4 √n
78.960015410929
5 √n
32.955338704484
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
-38871284
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 38871285 can be divided by 8 positive divisors.
The sum of these divisors (counting 38871285) is 1, the average is 0.125.
Base
System
Value
2
Binary
10010100010010000011110101
3
Ternary
2201010212101020
4
Quaternary
2110102003311
5
Quinary
34422340120
6
Senary
3505051353
8
Octal
224220365
10
Decimal
38871285
12
Duodecimal
11026b59
16
Hexadecimal
25120f5
20
Vigesimal
c2ii45
36
Base36
n559x
md5
5507b3ed0b726d415d6779f38f86a4ec
sha1
4c60c966dbba7ce66c739860e549ba5cb4d88f93
sha256
5661788d97654e3f48c267fd038541fe3b5d89f02ff76a58fc8d1448ceb8a75b
sha512
8afebcefef69d7dadf28d1d39f4f5a40c0d2af6ca56139b4a3a2341c3502ba4249ca942612dbdcd09ba8cd662754730fb6bd708011fc54eb55d20da7e7e15de7
ripemd-160
dba30d4371484e1393256aeb682756ca2d43412d
Diameter
77742570
Circumference
244235486.78319
Area
4.7468736069316E+15
Volume
2.4602276911202E+23
Surface area
1.8987494427726E+16
Circumference
244235486.78319
Perimeter
155485140
Area
1510976797551225
Diagonal
54972298.43387
Surface area
9065860785307350
Volume
5.8733609726001E+22
Space diagonal
67327040.57549
Perimeter
116613855
Area
6.5427214560411E+14
Altitude
33663520.287745
Surface area
6.5427214560411E+14
Volume
6.9218222868032E+21
Height
18324099.477957