38961978 is an even 8-digits composite number following 38961977
and preceding 38961979 . In scientific notation, it is written as 3.8961978 × 10^7.
The sum of its digits is 51. It has a total of 5 prime factors and 32 positive divisors.
There are 11260800 positive integers (up to 38961978) that are relatively prime to 38961978.
38961978 has 32 divisors, whose sum is 65378880
The reverse of 38961978 is 87916983
Previous prime number is 139
Is Prime? no
Number parity even
Number length 8
Sum of Digits 51
Digital Root 6
Name
thirty-eight million nine hundred sixty-one thousand nine hundred seventy-eight
Scientific notation
3.8961978 × 10^7
Engineering notation
3.8961978 × 10^6
Prime Factorization
2 × 93 × 11 × 139 × 137
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
38961978
Product of the distinct prime numbers
The prime factorization of 38961978 is 2 × 93 × 11 × 139 × 137.
Since it has a total of 5 prime factors.
10 , 6 , 65 , 96 , 769 , 530 , 955 , 4320 , 48118 , 29333 , 42388 , 305714 , 9045378 , 163609 , 46785787 , 57039037 , 174542291 , 386219613 , 7928623857 , 8919809924
n×2
77923956
n×3
116885934
n×4
155847912
n×5
194809890
n÷2
19480989
n÷3
12987326
n÷3
9740494.5
n÷5
7792395.6
n2
1518035729672484
n3
5.9145674702713E+22
n4
2.3044324765623E+30
n5
8.9785247454305E+37
2 √n
6241.9530597402
3 √n
339.0109027915
4 √n
79.006031793403
5 √n
32.970702400706
1 , 2 , 11 , 22 , 93 , 137 , 139 , 186 , 274 , 278 , 1023 , 1507 , 1529 , 2046 , 3014 , 3058 , 12741 , 12927 , 19043 , 25482 , 25854 , 38086 , 140151 , 142197 , 209473 , 280302 , 284394 , 418946 , 1770999 , 3541998 , 19480989 , 38961978
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-38961977
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 38961978 can be divided by 32 positive divisors.
The sum of these divisors (counting 38961978) is 1, the average is 0.03125.
Base
System
Value
2
Binary
10010100101000001100111010
3
Ternary
2201022110210020
4
Quaternary
2110220030322
5
Quinary
34433240403
6
Senary
3511031310
8
Octal
224501472
10
Decimal
38961978
12
Duodecimal
1106b536
16
Hexadecimal
252833a
20
Vigesimal
c3a4ii
36
Base36
n7396
md5
22c30d6035c4205fd1650b0fcef6bc5c
sha1
46d625aed0b43f7959fb97203af367b78f11cfdd
sha256
99c7cf9ed662e81eb9eb3b49d70673404b4ff39c75e2fee83826bc5869aa76d8
sha512
79c1255976a45e933694173dcba7b8ba9ffb55d3d4e759450f2c3939bc60af033d58873737e4147719297e93a03c383d73da18a21e5d4c0b568b54ef72f284ca
ripemd-160
6e0a7de4982b0b513f0f8bda0046ee43d3270413
Diameter
77923956
Circumference
244805327.70825
Area
4.7690498962259E+15
Volume
2.4774882285021E+23
Surface area
1.9076199584904E+16
Circumference
244805327.70825
Perimeter
155847912
Area
1518035729672484
Diagonal
55100557.704482
Surface area
9108214378034904
Volume
5.9145674702713E+22
Space diagonal
67484125.459381
Perimeter
116885934
Area
6.5732875287441E+14
Altitude
33742062.72969
Surface area
6.5732875287441E+14
Volume
6.9703846100237E+21
Height
18366852.568161