38865021 is an odd 8-digits composite number following 38865020
and preceding 38865022 . In scientific notation, it is written as 3.8865021 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 23916912 positive integers (up to 38865021) that are relatively prime to 38865021.
38865021 has 8 divisors, whose sum is 55806240
The reverse of 38865021 is 12056883
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
thirty-eight million eight hundred sixty-five thousand twenty-one
Scientific notation
3.8865021 × 10^7
Engineering notation
3.8865021 × 10^6
Prime Factorization
3 × 13 × 996539
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
38865021
Product of the distinct prime numbers
The prime factorization of 38865021 is 3 × 13 × 996539.
Since it has a total of 3 prime factors.
10 , 3 , 82 , 71 , 380 , 872 , 9116 , 891 , 75721 , 4304 , 301504 , 512917 , 451568 , 9859503 , 53864049 , 47278428 , 256003673 , 53512381 , 8044687151 , 8977026409
n×2
77730042
n×3
116595063
n×4
155460084
n×5
194325105
n÷2
19432510.5
n÷3
12955007
n÷3
9716255.25
n÷5
7773004.2
n2
1510489857330441
n3
5.8705220025435E+22
n4
2.2815796090981E+30
n5
8.8673639420771E+37
2 √n
6234.1816624157
3 √n
338.72945931922
4 √n
78.95683417169
5 √n
32.954276503688
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
-38865020
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 38865021 can be divided by 8 positive divisors.
The sum of these divisors (counting 38865021) is 1, the average is 0.125.
Base
System
Value
2
Binary
10010100010000100001111101
3
Ternary
2201010112210020
4
Quaternary
2110100201331
5
Quinary
34422140041
6
Senary
3505002353
8
Octal
224204175
10
Decimal
38865021
12
Duodecimal
110233b9
16
Hexadecimal
251087d
20
Vigesimal
c2i2b1
36
Base36
n50fx
md5
8a0edc79fb9cf8bcfd4fcf6e8b246df1
sha1
689fcd6bb02e7d9e3c141aa6b9b6c2589107c00c
sha256
d8f3726e60a523b16e3a6571fe668ecd89dbda85c4cb5341b9b9275289884819
sha512
658fbd667113fd12e7c836a24def7ffc759cdfd58c9babc94ca1259e3b268058a73bec64f2ffb369ec48f7a8f7498965042afcbbebe3b2ac03822fa165a62882
ripemd-160
5888e2686256bbd280a0d452b2ce12b4203ce12e
Diameter
77730042
Circumference
244196128.91043
Area
4.7453438391112E+15
Volume
2.4590385061237E+23
Surface area
1.8981375356445E+16
Circumference
244196128.91043
Perimeter
155460084
Area
1510489857330441
Diagonal
54963439.800115
Surface area
9062939143982646
Volume
5.8705220025435E+22
Space diagonal
67316191.009231
Perimeter
116595063
Area
6.5406129430345E+14
Altitude
33658095.504616
Surface area
6.5406129430345E+14
Volume
6.9184765285055E+21
Height
18321146.600038