381278090 is an even 9-digits composite number following 381278089
and preceding 381278091 . In scientific notation, it is written as 3.81278090 × 10^8.
The sum of its digits is 38. It has a total of 4 prime factors and 16 positive divisors.
There are 152028864 positive integers (up to 381278090) that are relatively prime to 381278090.
381278090 has 16 divisors, whose sum is 688471272
The reverse of 381278090 is 090872183
Previous prime number is 317
Is Prime? no
Number parity even
Number length 9
Sum of Digits 38
Digital Root 2
Name
three hundred eighty-one million two hundred seventy-eight thousand ninety
Scientific notation
3.81278090 × 10^8
Engineering notation
3.81278090 × 10^6
Prime Factorization
2 × 5 × 317 × 120277
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
381278090
Product of the distinct prime numbers
The prime factorization of 381278090 is 2 × 5 × 317 × 120277.
Since it has a total of 4 prime factors.
8 , 4 , 40 , 74 , 264 , 864 , 1926 , 5323 , 25470 , 46281 , 41655 , 402242 , 7096141 , 5140557 , 81679581 , 55520724 , 562486864 , 703560455 , 2136356715 , 5327689212
n×2
762556180
n×3
1143834270
n×4
1525112360
n×5
1906390450
n÷2
190639045
n÷3
127092696.66667
n÷3
95319522.5
n÷5
76255618
n2
145372981914048100
n3
5.5427532881793E+25
n4
2.1133303870582E+34
n5
8.0576657351652E+42
2 √n
19526.343487709
3 √n
725.12678876511
4 √n
139.73669341912
5 √n
52.02934635485
1 , 2 , 5 , 10 , 317 , 634 , 1585 , 3170 , 120277 , 240554 , 601385 , 1202770 , 38127809 , 76255618 , 190639045 , 381278090
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-381278089
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 381278090 can be divided by 16 positive divisors.
The sum of these divisors (counting 381278090) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10110101110011101011110001010
3
Ternary
222120102221012202
4
Quaternary
112232131132022
5
Quinary
1240101344330
6
Senary
101500040202
8
Octal
2656353612
10
Decimal
381278090
12
Duodecimal
a7833062
16
Hexadecimal
16b9d78a
20
Vigesimal
5j2jf4a
36
Base36
6b0422
md5
02e25438777eec46bcb53feb4b881949
sha1
05856cd2755a0074b0fbe50586eabeb10f01f97e
sha256
fd71d0df025e0e83d6ae1f220944a1c9ab078f583f0b9776515c49cdb83f55ac
sha512
3140d16f65a4c571a5fa4591b11fed25f39e9951f3ebb48fca3c8513022e0b9787a9f3646d74fe7e17ec77c37277a6bd4de415aa9d2449990c1c78a1b3fa7115
ripemd-160
014b822bcf2535d3afff5a22be65f4eeb84211ba
Diameter
762556180
Circumference
2395640893.0375
Area
4.5670269201162E+17
Volume
2.3217430681073E+26
Surface area
1.8268107680465E+18
Circumference
2395640893.0375
Perimeter
1525112360
Area
145372981914048100
Diagonal
539208645.91371
Surface area
872237891484288600
Volume
5.5427532881793E+25
Space diagonal
660393023.69282
Perimeter
1143834270
Area
6.2948347680731E+16
Altitude
330196511.84641
Surface area
6.2948347680731E+16
Volume
6.5321973941927E+24
Height
179736215.30457