988891631 is an odd 9-digits composite number following 988891630
and preceding 988891632 . In scientific notation, it is written as 9.88891631 × 10^8.
The sum of its digits is 53. It has a total of 4 prime factors and 16 positive divisors.
There are 772987104 positive integers (up to 988891631) that are relatively prime to 988891631.
988891631 has 16 divisors, whose sum is 1231770624
The reverse of 988891631 is 136198889
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 53
Digital Root 8
Name
nine hundred eighty-eight million eight hundred ninety-one thousand six hundred thirty-one
Scientific notation
9.88891631 × 10^8
Engineering notation
9.88891631 × 10^6
Prime Factorization
7 × 13 × 83 × 130927
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
988891631
Product of the distinct prime numbers
The prime factorization of 988891631 is 7 × 13 × 83 × 130927.
Since it has a total of 4 prime factors.
3 , 5 , 20 , 51 , 659 , 933 , 5643 , 9898 , 45939 , 92399 , 122179 , 987915 , 8409482 , 4028860 , 77475013 , 3821991 , 104460841 , 517401205 , 2385288947 , 2491486731
n×2
1977783262
n×3
2966674893
n×4
3955566524
n×5
4944458155
n÷2
494445815.5
n÷3
329630543.66667
n÷3
247222907.75
n÷5
197778326.2
n2
977906657861840161
n3
9.6704370985875E+26
n4
9.5630143149051E+35
n5
9.4567848231429E+44
2 √n
31446.647372971
3 √n
996.2834144375
4 √n
177.33202579616
5 √n
62.95492926377
1 , 7 , 13 , 83 , 91 , 581 , 1079 , 7553 , 130927 , 916489 , 1702051 , 10866941 , 11914357 , 76068587 , 141270233 , 988891631
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
-988891630
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 988891631 can be divided by 16 positive divisors.
The sum of these divisors (counting 988891631) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111010111100010100100111101111
3
Ternary
2112220202220021222
4
Quaternary
322330110213233
5
Quinary
4011124013011
6
Senary
242043213555
8
Octal
7274244757
10
Decimal
988891631
12
Duodecimal
2372172bb
16
Hexadecimal
3af149ef
20
Vigesimal
f90b91b
36
Base36
gcrdnz
md5
5aa1cd03827fec20533d0b1a3ffde445
sha1
2bb2c3cd6e6411e9e042d035baab1f272c56f139
sha256
ffaf0886ae24edc8e41cb32c903e0400ce279d49b962a5cbcd40c22d81579271
sha512
f760130624bb043dfebd8860ccd5458305bb7afd6072e11a5332895f5b94fef50f12caa93ab6163771a06fa50d268dbd38809f656ead83965e33d77d75adb844
ripemd-160
0c5cde0f25ca8d77d1ca6f0c95a89e16be92a150
Diameter
1977783262
Circumference
6213389366.2921
Area
3.0721843722353E+18
Volume
4.0507432194566E+27
Surface area
1.2288737488941E+19
Circumference
6213389366.2921
Perimeter
3955566524
Area
977906657861840161
Diagonal
1398503956.2775
Surface area
5867439947171040966
Volume
9.6704370985875E+26
Space diagonal
1712810548.0717
Perimeter
2966674893
Area
4.2344600411915E+17
Altitude
856405274.03583
Surface area
4.2344600411915E+17
Volume
1.1396719415749E+26
Height
466167985.42582