988891057 is an odd 9-digits composite number following 988891056
and preceding 988891058 . In scientific notation, it is written as 9.88891057 × 10^8.
The sum of its digits is 55. It has a total of 4 prime factors and 16 positive divisors.
There are 770009040 positive integers (up to 988891057) that are relatively prime to 988891057.
988891057 has 16 divisors, whose sum is 1233792000
The reverse of 988891057 is 750198889
Previous prime number is 1699
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 55
Digital Root 1
Name
nine hundred eighty-eight million eight hundred ninety-one thousand fifty-seven
Scientific notation
9.88891057 × 10^8
Engineering notation
9.88891057 × 10^6
Prime Factorization
7 × 11 × 1699 × 7559
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
988891057
Product of the distinct prime numbers
The prime factorization of 988891057 is 7 × 11 × 1699 × 7559.
Since it has a total of 4 prime factors.
8 , 9 , 74 , 69 , 125 , 29 , 3204 , 2179 , 24055 , 33835 , 419411 , 841882 , 341657 , 8865935 , 91432346 , 3310451 , 966495631 , 217446809 , 6357596260 , 8303509163
n×2
1977782114
n×3
2966673171
n×4
3955564228
n×5
4944455285
n÷2
494445528.5
n÷3
329630352.33333
n÷3
247222764.25
n÷5
197778211.4
n2
977905522614577249
n3
9.6704202590447E+26
n4
9.5629921116009E+35
n5
9.4567573773237E+44
2 √n
31446.638246401
3 √n
996.28322167395
4 √n
177.33200006316
5 √n
62.954921955358
1 , 7 , 11 , 77 , 1699 , 7559 , 11893 , 18689 , 52913 , 83149 , 130823 , 582043 , 12842741 , 89899187 , 141270151 , 988891057
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
-988891056
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 988891057 can be divided by 16 positive divisors.
The sum of these divisors (counting 988891057) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111010111100010100011110110001
3
Ternary
2112220202212111201
4
Quaternary
322330110132301
5
Quinary
4011124003212
6
Senary
242043211201
8
Octal
7274243661
10
Decimal
988891057
12
Duodecimal
237216b01
16
Hexadecimal
3af147b1
20
Vigesimal
f90b7ch
36
Base36
gcrd81
md5
9b308618d10b703f90cc4f7db2d104bb
sha1
0cc556de4782f779634b32b0b529d2a36c3384b1
sha256
26523aa5bb19f07da9c0ecd83a992fa71aafa3ea5ad440a3ee0f15fd759487bf
sha512
74b2ebdeb75ac872a2630cb93f6ea5f8ca720e05a669e48f8f89d79880142b167dbb945e6763a30e2cfbf07dd0547fd15d279e018e94964f715deba92cc20ae5
ripemd-160
3cd45f34051db1263db4057853cc33b8c67e5750
Diameter
1977782114
Circumference
6213385759.7437
Area
3.0721808057508E+18
Volume
4.0507361657254E+27
Surface area
1.2288723223003E+19
Circumference
6213385759.7437
Perimeter
3955564228
Area
977905522614577249
Diagonal
1398503144.5189
Surface area
5867433135687463494
Volume
9.6704202590447E+26
Space diagonal
1712809553.8745
Perimeter
2966673171
Area
4.2344551254266E+17
Altitude
856404776.93725
Surface area
4.2344551254266E+17
Volume
1.1396699570157E+26
Height
466167714.83962