38991657 is an odd 8-digits composite number following 38991656
and preceding 38991658 . In scientific notation, it is written as 3.8991657 × 10^7.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 25681088 positive integers (up to 38991657) that are relatively prime to 38991657.
38991657 has 8 divisors, whose sum is 52615584
The reverse of 38991657 is 75619983
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
thirty-eight million nine hundred ninety-one thousand six hundred fifty-seven
Scientific notation
3.8991657 × 10^7
Engineering notation
3.8991657 × 10^6
Prime Factorization
3 × 83 × 156593
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
38991657
Product of the distinct prime numbers
The prime factorization of 38991657 is 3 × 83 × 156593.
Since it has a total of 3 prime factors.
3 , 6 , 85 , 93 , 104 , 457 , 6918 , 9985 , 64427 , 84590 , 403608 , 710472 , 7603138 , 5502908 , 43067906 , 65199566 , 106479252 , 81731543 , 8624484190 , 6636067464
n×2
77983314
n×3
116974971
n×4
155966628
n×5
194958285
n÷2
19495828.5
n÷3
12997219
n÷3
9747914.25
n÷5
7798331.4
n2
1520349315605649
n3
5.928093903428E+22
n4
2.3114620414626E+30
n5
9.0127735089228E+37
2 √n
6244.3299880772
3 √n
339.09696063064
4 √n
79.021073063311
5 √n
32.975723908881
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
-38991656
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 38991657 can be divided by 8 positive divisors.
The sum of these divisors (counting 38991657) is 1, the average is 0.125.
Base
System
Value
2
Binary
10010100101111011100101001
3
Ternary
2201100222111110
4
Quaternary
2110233130221
5
Quinary
34440213112
6
Senary
3511420533
8
Octal
224573451
10
Decimal
38991657
12
Duodecimal
11084749
16
Hexadecimal
252f729
20
Vigesimal
c3dj2h
36
Base36
n7q5l
md5
333b149fbc637e672b6d0f5936624c8e
sha1
b2d7dcafc626b6d5306f1b7b066139b11a13a947
sha256
7973cb4ffe8eea9dbd6e1b21c3f010ef643afe51317ebd84f8390ab22d2ef280
sha512
52536fb95bdc15fe7865937046756c00afddb618928f817980ffc6bc3dc4b99689a787cb7df88d07a963c3ac0d6ea92b4d1fc1c79766c7d748b8fcbade406d79
ripemd-160
af0b428ebaed25cfc00863fcb86c8305ce9b3eb9
Diameter
77983314
Circumference
244991806.36499
Area
4.776318240797E+15
Volume
2.4831541675733E+23
Surface area
1.9105272963188E+16
Circumference
244991806.36499
Perimeter
155966628
Area
1520349315605649
Diagonal
55142530.1488
Surface area
9122095893633894
Volume
5.928093903428E+22
Space diagonal
67535530.995299
Perimeter
116974971
Area
6.5833056497039E+14
Altitude
33767765.497649
Surface area
6.5833056497039E+14
Volume
6.9863256643743E+21
Height
18380843.382933